Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

January 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Wed 012:57 AM PST4:58 AM PST −0.6 kt7:07 AM PST10:03 AM PST 1.5 kt1:10 PM PST4:38 PM PST −2.2 kt8:34 PM PST11:52 PM PST 1.4 kt7:25 AM PST5:01 PM PST9:10 AM PST6:59 PM PST
Thu 023:36 AM PST5:46 AM PST −0.7 kt8:05 AM PST10:52 AM PST 1.4 kt2:00 PM PST5:24 PM PST −2.2 kt9:10 PM PST7:25 AM PST5:02 PM PST9:45 AM PST8:11 PM PST
Fri 0312:21 AM PST 1.4 kt4:13 AM PST6:38 AM PST −0.8 kt9:08 AM PST11:47 AM PST 1.3 kt2:52 PM PST6:12 PM PST −2.0 kt9:46 PM PST7:25 AM PST5:03 PM PST10:16 AM PST9:21 PM PST
Sat 0412:49 AM PST 1.5 kt4:48 AM PST7:29 AM PST −1.1 kt10:15 AM PST12:51 PM PST 1.1 kt3:52 PM PST7:03 PM PST −1.7 kt10:23 PM PST7:25 AM PST5:04 PM PST10:42 AM PST10:31 PM PST
Sun 051:22 AM PST 1.6 kt5:22 AM PST8:18 AM PST −1.3 kt11:25 AM PST2:03 PM PST 1.0 kt5:02 PM PST7:57 PM PST −1.4 kt11:03 PM PST7:25 AM PST5:05 PM PST11:08 AM PST11:41 PM PST
Mon 061:59 AM PST 1.6 kt5:57 AM PST9:08 AM PST −1.4 kt12:34 PM PST3:24 PM PST 1.0 kt6:26 PM PST8:57 PM PST −1.0 kt11:51 PM PSTFirst Quarter7:25 AM PST5:06 PM PST11:33 AM PST
Tue 072:42 AM PST 1.5 kt6:34 AM PST10:05 AM PST −1.6 kt1:38 PM PST4:54 PM PST 1.0 kt7:54 PM PST10:11 PM PST −0.8 kt7:25 AM PST5:07 PM PST12:00 PM PST12:51 AM PST
Wed 0812:45 AM PST3:34 AM PST 1.3 kt7:16 AM PST11:05 AM PST −1.7 kt2:40 PM PST6:11 PM PST 1.2 kt9:19 PM PST11:39 PM PST −0.7 kt7:25 AM PST5:07 PM PST12:32 PM PST2:04 AM PST
Thu 091:47 AM PST4:36 AM PST 1.2 kt8:05 AM PST12:02 PM PST −1.8 kt3:39 PM PST7:18 PM PST 1.4 kt10:32 PM PST7:25 AM PST5:08 PM PST1:09 PM PST3:18 AM PST
Fri 1012:53 AM PST −0.7 kt2:52 AM PST5:45 AM PST 1.2 kt9:00 AM PST12:57 PM PST −1.8 kt4:38 PM PST8:20 PM PST 1.5 kt11:33 PM PST7:25 AM PST5:09 PM PST1:54 PM PST4:32 AM PST
Sat 111:58 AM PST −0.8 kt3:55 AM PST6:51 AM PST 1.2 kt9:57 AM PST1:57 PM PST −1.9 kt5:35 PM PST9:15 PM PST 1.6 kt7:25 AM PST5:10 PM PST2:49 PM PST5:42 AM PST
Sun 1212:29 AM PST2:58 AM PST −0.8 kt4:53 AM PST7:53 AM PST 1.3 kt10:52 AM PST2:55 PM PST −2.0 kt6:28 PM PST10:05 PM PST 1.7 kt7:24 AM PST5:11 PM PST3:53 PM PST6:45 AM PST
Mon 131:22 AM PST3:52 AM PST −0.9 kt5:47 AM PST8:50 AM PST 1.4 kt11:44 AM PST3:46 PM PST −2.1 kt7:18 PM PST10:51 PM PST 1.7 ktFull Moon7:24 AM PST5:12 PM PST5:01 PM PST7:37 AM PST
Tue 142:13 AM PST4:43 AM PST −0.9 kt6:41 AM PST9:41 AM PST 1.4 kt12:34 PM PST4:30 PM PST −2.1 kt8:01 PM PST11:36 PM PST 1.7 kt7:24 AM PST5:13 PM PST6:10 PM PST8:18 AM PST
Wed 152:59 AM PST5:35 AM PST −1.0 kt7:37 AM PST10:30 AM PST 1.3 kt1:25 PM PST5:10 PM PST −2.0 kt8:39 PM PST7:23 AM PST5:14 PM PST7:17 PM PST8:52 AM PST
Thu 1612:18 AM PST 1.6 kt3:41 AM PST6:27 AM PST −1.1 kt8:35 AM PST11:23 AM PST 1.2 kt2:15 PM PST5:47 PM PST −1.8 kt9:12 PM PST7:23 AM PST5:16 PM PST8:21 PM PST9:20 AM PST
Fri 1712:55 AM PST 1.6 kt4:17 AM PST7:17 AM PST −1.2 kt9:37 AM PST12:24 PM PST 1.0 kt3:09 PM PST6:24 PM PST −1.5 kt9:41 PM PST7:23 AM PST5:17 PM PST9:22 PM PST9:44 AM PST
Sat 181:25 AM PST 1.5 kt4:49 AM PST8:05 AM PST −1.3 kt10:41 AM PST1:30 PM PST 0.9 kt4:08 PM PST7:03 PM PST −1.1 kt10:10 PM PST7:22 AM PST5:18 PM PST10:21 PM PST10:05 AM PST
Sun 191:47 AM PST 1.3 kt5:17 AM PST8:51 AM PST −1.3 kt11:46 AM PST2:36 PM PST 0.8 kt5:15 PM PST7:45 PM PST −0.8 kt10:40 PM PST7:22 AM PST5:19 PM PST11:19 PM PST10:26 AM PST
Mon 201:59 AM PST 1.2 kt5:43 AM PST9:37 AM PST −1.3 kt12:48 PM PST3:45 PM PST 0.7 kt6:33 PM PST8:32 PM PST −0.5 kt11:12 PM PST7:21 AM PST5:20 PM PST10:47 AM PST
Tue 212:14 AM PST 1.1 kt6:08 AM PST10:21 AM PST −1.3 kt1:42 PM PST4:59 PM PST 0.8 kt7:54 PM PST9:34 PM PST −0.3 kt11:51 PM PSTLast Quarter7:21 AM PST5:21 PM PST12:18 AM PST11:10 AM PST
Wed 222:45 AM PST 1.0 kt6:36 AM PST11:01 AM PST −1.3 kt2:32 PM PST6:04 PM PST 0.8 kt9:15 PM PST11:14 PM PST −0.2 kt7:20 AM PST5:22 PM PST1:18 AM PST11:36 AM PST
Thu 2312:41 AM PST3:30 AM PST 0.9 kt7:11 AM PST11:18 AM PST −1.3 kt3:20 PM PST7:01 PM PST 0.9 kt10:21 PM PST7:20 AM PST5:23 PM PST2:19 AM PST12:06 PM PST
Fri 2412:15 AM PST −0.2 kt1:36 AM PST4:27 AM PST 0.9 kt7:57 AM PST11:43 AM PST −1.4 kt4:07 PM PST7:53 PM PST 1.0 kt11:08 PM PST7:19 AM PST5:24 PM PST3:22 AM PST12:43 PM PST
Sat 251:03 AM PST −0.3 kt2:32 AM PST5:29 AM PST 1.0 kt8:50 AM PST12:23 PM PST −1.5 kt4:52 PM PST8:39 PM PST 1.1 kt11:48 PM PST7:18 AM PST5:25 PM PST4:25 AM PST1:29 PM PST
Sun 261:47 AM PST −0.3 kt3:25 AM PST6:27 AM PST 1.1 kt9:42 AM PST1:09 PM PST −1.7 kt5:34 PM PST9:18 PM PST 1.1 kt7:18 AM PST5:26 PM PST5:25 AM PST2:25 PM PST
Mon 2712:27 AM PST2:32 AM PST −0.4 kt4:17 AM PST7:21 AM PST 1.3 kt10:32 AM PST1:57 PM PST −1.9 kt6:12 PM PST9:51 PM PST 1.2 kt7:17 AM PST5:28 PM PST6:18 AM PST3:29 PM PST
Tue 281:05 AM PST3:17 AM PST −0.5 kt5:10 AM PST8:15 AM PST 1.4 kt11:20 AM PST2:45 PM PST −2.1 kt6:49 PM PST10:19 PM PST 1.3 kt7:16 AM PST5:29 PM PST7:05 AM PST4:40 PM PST
Wed 291:42 AM PST4:00 AM PST −0.7 kt6:06 AM PST9:06 AM PST 1.5 kt12:08 PM PST3:32 PM PST −2.2 kt7:23 PM PST10:43 PM PST 1.5 ktNew Moon7:15 AM PST5:30 PM PST7:43 AM PST5:54 PM PST
Thu 302:17 AM PST4:43 AM PST −0.9 kt7:05 AM PST9:57 AM PST 1.5 kt12:58 PM PST4:17 PM PST −2.1 kt7:56 PM PST11:04 PM PST 1.6 kt7:15 AM PST5:31 PM PST8:16 AM PST7:07 PM PST
Fri 312:49 AM PST5:27 AM PST −1.1 kt8:06 AM PST10:48 AM PST 1.4 kt1:52 PM PST5:04 PM PST −2.0 kt8:31 PM PST11:27 PM PST 1.7 kt7:14 AM PST5:32 PM PST8:45 AM PST8:19 PM PST

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

February 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Sat 013:19 AM PST6:11 AM PST −1.3 kt9:06 AM PST11:46 AM PST 1.3 kt2:52 PM PST5:53 PM PST −1.7 kt9:06 PM PST11:58 PM PST 1.7 kt7:13 AM PST5:33 PM PST9:11 AM PST9:31 PM PST
Sun 023:50 AM PST6:54 AM PST −1.5 kt10:06 AM PST12:52 PM PST 1.2 kt3:58 PM PST6:46 PM PST −1.4 kt9:45 PM PST7:12 AM PST5:34 PM PST9:37 AM PST10:43 PM PST
Mon 0312:36 AM PST 1.6 kt4:21 AM PST7:36 AM PST −1.6 kt11:06 AM PST2:02 PM PST 1.2 kt5:13 PM PST7:43 PM PST −1.1 kt10:30 PM PST7:11 AM PST5:35 PM PST10:03 AM PST11:55 PM PST
Tue 041:20 AM PST 1.5 kt4:57 AM PST8:21 AM PST −1.7 kt12:06 PM PST3:17 PM PST 1.1 kt6:34 PM PST8:47 PM PST −0.8 kt11:24 PM PST7:10 AM PST5:36 PM PST10:33 AM PST
Wed 052:09 AM PST 1.3 kt5:40 AM PST9:12 AM PST −1.6 kt1:07 PM PST4:42 PM PST 1.2 kt7:55 PM PST10:12 PM PST −0.6 ktFirst Quarter7:09 AM PST5:38 PM PST11:08 AM PST1:09 AM PST
Thu 0612:27 AM PST3:05 AM PST 1.2 kt6:33 AM PST10:19 AM PST −1.6 kt2:12 PM PST6:01 PM PST 1.2 kt9:13 PM PST11:40 PM PST −0.6 kt7:08 AM PST5:39 PM PST11:50 AM PST2:23 AM PST
Fri 071:33 AM PST4:15 AM PST 1.1 kt7:36 AM PST11:41 AM PST −1.6 kt3:20 PM PST7:09 PM PST 1.4 kt10:23 PM PST7:07 AM PST5:40 PM PST12:41 PM PST3:33 AM PST
Sat 0812:46 AM PST −0.7 kt2:38 AM PST5:36 AM PST 1.1 kt8:42 AM PST12:50 PM PST −1.7 kt4:26 PM PST8:10 PM PST 1.5 kt11:21 PM PST7:06 AM PST5:41 PM PST1:41 PM PST4:37 AM PST
Sun 091:46 AM PST −0.8 kt3:41 AM PST6:46 AM PST 1.2 kt9:45 AM PST1:50 PM PST −1.9 kt5:24 PM PST9:03 PM PST 1.6 kt7:05 AM PST5:42 PM PST2:46 PM PST5:31 AM PST
Mon 1012:13 AM PST2:43 AM PST −0.9 kt4:40 AM PST7:48 AM PST 1.3 kt10:42 AM PST2:44 PM PST −2.0 kt6:12 PM PST9:48 PM PST 1.7 kt7:04 AM PST5:43 PM PST3:55 PM PST6:15 AM PST
Tue 111:00 AM PST3:36 AM PST −1.0 kt5:38 AM PST8:45 AM PST 1.4 kt11:34 AM PST3:31 PM PST −2.0 kt6:53 PM PST10:26 PM PST 1.7 kt7:03 AM PST5:44 PM PST5:02 PM PST6:51 AM PST
Wed 121:42 AM PST4:26 AM PST −1.1 kt6:35 AM PST9:37 AM PST 1.4 kt12:25 PM PST4:11 PM PST −1.9 kt7:27 PM PST11:00 PM PST 1.7 ktFull Moon7:02 AM PST5:45 PM PST6:07 PM PST7:21 AM PST
Thu 132:18 AM PST5:14 AM PST −1.3 kt7:34 AM PST10:28 AM PST 1.3 kt1:17 PM PST4:47 PM PST −1.7 kt7:56 PM PST11:29 PM PST 1.6 kt7:01 AM PST5:46 PM PST7:09 PM PST7:46 AM PST
Fri 142:50 AM PST6:00 AM PST −1.4 kt8:31 AM PST11:21 AM PST 1.2 kt2:11 PM PST5:21 PM PST −1.4 kt8:25 PM PST11:52 PM PST 1.5 kt7:00 AM PST5:47 PM PST8:09 PM PST8:08 AM PST
Sat 153:17 AM PST6:43 AM PST −1.5 kt9:26 AM PST12:19 PM PST 1.1 kt3:09 PM PST5:57 PM PST −1.1 kt8:52 PM PST6:58 AM PST5:49 PM PST9:08 PM PST8:29 AM PST
Sun 1612:09 AM PST 1.4 kt3:41 AM PST7:22 AM PST −1.5 kt10:18 AM PST1:19 PM PST 1.0 kt4:10 PM PST6:37 PM PST −0.8 kt9:21 PM PST6:57 AM PST5:50 PM PST10:06 PM PST8:50 AM PST
Mon 1712:21 AM PST 1.2 kt4:02 AM PST7:51 AM PST −1.4 kt11:08 AM PST2:17 PM PST 0.9 kt5:15 PM PST7:20 PM PST −0.6 kt9:52 PM PST6:56 AM PST5:51 PM PST11:05 PM PST9:12 AM PST
Tue 1812:44 AM PST 1.1 kt4:23 AM PST7:59 AM PST −1.4 kt11:55 AM PST3:16 PM PST 0.8 kt6:24 PM PST8:07 PM PST −0.4 kt10:27 PM PST6:55 AM PST5:52 PM PST9:36 AM PST
Wed 191:20 AM PST 1.0 kt4:50 AM PST8:19 AM PST −1.3 kt12:42 PM PST4:23 PM PST 0.8 kt7:34 PM PST9:01 PM PST −0.2 kt11:11 PM PST6:53 AM PST5:53 PM PST12:06 AM PST10:04 AM PST
Thu 202:03 AM PST 0.9 kt5:28 AM PST8:57 AM PST −1.3 kt1:33 PM PST5:32 PM PST 0.8 kt8:44 PM PST10:24 PM PST −0.2 ktLast Quarter6:52 AM PST5:54 PM PST1:08 AM PST10:38 AM PST
Fri 2112:05 AM PST2:54 AM PST 0.9 kt6:19 AM PST9:50 AM PST −1.3 kt2:29 PM PST6:33 PM PST 0.8 kt9:48 PM PST11:42 PM PST −0.2 kt6:51 AM PST5:55 PM PST2:10 AM PST11:19 AM PST
Sat 221:03 AM PST3:54 AM PST 0.9 kt7:19 AM PST10:52 AM PST −1.4 kt3:26 PM PST7:25 PM PST 0.9 kt10:37 PM PST6:50 AM PST5:56 PM PST3:11 AM PST12:09 PM PST
Sun 2312:33 AM PST −0.3 kt2:02 AM PST5:02 AM PST 1.0 kt8:21 AM PST11:51 AM PST −1.6 kt4:16 PM PST8:10 PM PST 1.0 kt11:17 PM PST6:48 AM PST5:57 PM PST4:06 AM PST1:09 PM PST
Mon 241:21 AM PST −0.4 kt3:02 AM PST6:07 AM PST 1.2 kt9:19 AM PST12:43 PM PST −1.8 kt4:57 PM PST8:45 PM PST 1.2 kt11:52 PM PST6:47 AM PST5:58 PM PST4:55 AM PST2:16 PM PST
Tue 252:10 AM PST −0.5 kt4:04 AM PST7:07 AM PST 1.3 kt10:13 AM PST1:32 PM PST −1.9 kt5:33 PM PST9:13 PM PST 1.3 kt6:46 AM PST5:59 PM PST5:37 AM PST3:29 PM PST
Wed 2612:24 AM PST2:58 AM PST −0.8 kt5:06 AM PST8:07 AM PST 1.4 kt11:06 AM PST2:21 PM PST −2.0 kt6:06 PM PST9:35 PM PST 1.5 kt6:44 AM PST6:00 PM PST6:12 AM PST4:43 PM PST
Thu 2712:55 AM PST3:41 AM PST −1.0 kt6:07 AM PST9:04 AM PST 1.4 kt11:59 AM PST3:10 PM PST −2.0 kt6:40 PM PST9:54 PM PST 1.6 ktNew Moon6:43 AM PST6:01 PM PST6:43 AM PST5:57 PM PST
Fri 281:24 AM PST4:20 AM PST −1.3 kt7:06 AM PST9:57 AM PST 1.5 kt12:56 PM PST3:58 PM PST −1.8 kt7:15 PM PST10:15 PM PST 1.7 kt6:42 AM PST6:02 PM PST7:11 AM PST7:11 PM PST

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

March 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Sat 011:53 AM PST4:57 AM PST −1.6 kt8:02 AM PST10:51 AM PST 1.4 kt1:57 PM PST4:47 PM PST −1.6 kt7:52 PM PST10:43 PM PST 1.7 kt6:40 AM PST6:03 PM PST7:38 AM PST8:25 PM PST
Sun 022:22 AM PST5:34 AM PST −1.8 kt8:55 AM PST11:48 AM PST 1.4 kt3:02 PM PST5:39 PM PST −1.4 kt8:33 PM PST11:18 PM PST 1.7 kt6:39 AM PST6:04 PM PST8:04 AM PST9:40 PM PST
Mon 032:53 AM PST6:14 AM PST −1.8 kt9:46 AM PST12:51 PM PST 1.4 kt4:09 PM PST6:36 PM PST −1.1 kt9:19 PM PST6:37 AM PST6:05 PM PST8:34 AM PST10:56 PM PST
Tue 0412:01 AM PST 1.5 kt3:28 AM PST6:56 AM PST −1.8 kt10:39 AM PST1:57 PM PST 1.3 kt5:20 PM PST7:38 PM PST −0.9 kt10:10 PM PST6:36 AM PST6:06 PM PST9:08 AM PST
Wed 0512:51 AM PST 1.3 kt4:10 AM PST7:42 AM PST −1.8 kt11:36 AM PST3:08 PM PST 1.2 kt6:33 PM PST8:48 PM PST −0.7 kt11:09 PM PST6:35 AM PST6:07 PM PST9:48 AM PST12:12 AM PST
Thu 061:46 AM PST 1.2 kt5:02 AM PST8:36 AM PST −1.6 kt12:40 PM PST4:31 PM PST 1.2 kt7:48 PM PST10:15 PM PST −0.6 ktFirst Quarter6:33 AM PST6:08 PM PST10:37 AM PST1:25 AM PST
Fri 0712:13 AM PST2:48 AM PST 1.0 kt6:06 AM PST9:49 AM PST −1.5 kt1:50 PM PST5:50 PM PST 1.2 kt9:02 PM PST11:31 PM PST −0.6 kt6:32 AM PST6:09 PM PST11:34 AM PST2:32 AM PST
Sat 081:19 AM PST4:05 AM PST 1.0 kt7:17 AM PST11:30 AM PST −1.6 kt3:03 PM PST6:55 PM PST 1.3 kt10:09 PM PST6:30 AM PST6:10 PM PST12:38 PM PST3:29 AM PST
Sun 0912:33 AM PST −0.7 kt3:25 AM PDT6:30 AM PDT 1.0 kt9:27 AM PDT1:37 PM PDT −1.7 kt5:08 PM PDT8:52 PM PDT 1.5 kt7:29 AM PDT7:11 PM PDT2:45 PM PDT5:15 AM PDT
Mon 1012:02 AM PDT2:30 AM PDT −0.9 kt4:31 AM PDT7:39 AM PDT 1.1 kt10:32 AM PDT2:31 PM PDT −1.8 kt5:58 PM PDT9:39 PM PDT 1.6 kt7:27 AM PDT7:12 PM PDT3:52 PM PDT5:53 AM PDT
Tue 1112:46 AM PDT3:25 AM PDT −1.1 kt5:36 AM PDT8:43 AM PDT 1.2 kt11:30 AM PDT3:21 PM PDT −1.8 kt6:37 PM PDT10:17 PM PDT 1.7 kt7:26 AM PDT7:13 PM PDT4:57 PM PDT6:23 AM PDT
Wed 121:23 AM PDT4:16 AM PDT −1.3 kt6:37 AM PDT9:41 AM PDT 1.3 kt12:25 PM PDT4:06 PM PDT −1.7 kt7:09 PM PDT10:48 PM PDT 1.7 kt7:24 AM PDT7:14 PM PDT5:59 PM PDT6:50 AM PDT
Thu 131:55 AM PDT5:03 AM PDT −1.5 kt7:36 AM PDT10:35 AM PDT 1.3 kt1:20 PM PDT4:47 PM PDT −1.5 kt7:38 PM PDT11:12 PM PDT 1.6 ktFull Moon7:23 AM PDT7:15 PM PDT6:59 PM PDT7:12 AM PDT
Fri 142:23 AM PDT5:46 AM PDT −1.6 kt8:30 AM PDT11:25 AM PDT 1.3 kt2:17 PM PDT5:24 PM PDT −1.2 kt8:07 PM PDT11:32 PM PDT 1.5 kt7:21 AM PDT7:16 PM PDT7:58 PM PDT7:34 AM PDT
Sat 152:47 AM PDT6:25 AM PDT −1.7 kt9:19 AM PDT12:16 PM PDT 1.3 kt3:16 PM PDT6:00 PM PDT −1.0 kt8:37 PM PDT11:46 PM PDT 1.4 kt7:20 AM PDT7:17 PM PDT8:57 PM PDT7:54 AM PDT
Sun 163:09 AM PDT6:58 AM PDT −1.7 kt10:02 AM PDT1:07 PM PDT 1.2 kt4:14 PM PDT6:38 PM PDT −0.8 kt9:09 PM PDT11:59 PM PDT 1.2 kt7:18 AM PDT7:18 PM PDT9:56 PM PDT8:15 AM PDT
Mon 173:29 AM PDT7:16 AM PDT −1.6 kt10:42 AM PDT2:00 PM PDT 1.1 kt5:10 PM PDT7:18 PM PDT −0.6 kt9:42 PM PDT7:17 AM PDT7:19 PM PDT10:56 PM PDT8:39 AM PDT
Tue 1812:24 AM PDT 1.1 kt3:51 AM PDT7:23 AM PDT −1.5 kt11:21 AM PDT2:51 PM PDT 1.0 kt6:06 PM PDT8:01 PM PDT −0.4 kt10:18 PM PDT7:15 AM PDT7:20 PM PDT11:57 PM PDT9:05 AM PDT
Wed 1912:59 AM PDT 1.1 kt4:18 AM PDT7:50 AM PDT −1.5 kt12:02 PM PDT3:41 PM PDT 0.9 kt7:04 PM PDT8:44 PM PDT −0.3 kt10:55 PM PDT7:14 AM PDT7:21 PM PDT9:36 AM PDT
Thu 201:44 AM PDT 1.0 kt4:56 AM PDT8:28 AM PDT −1.4 kt12:49 PM PDT4:42 PM PDT 0.8 kt8:04 PM PDT9:32 PM PDT −0.2 kt11:38 PM PDT7:12 AM PDT7:22 PM PDT12:59 AM PDT10:14 AM PDT
Fri 212:33 AM PDT 1.0 kt5:44 AM PDT9:16 AM PDT −1.4 kt1:44 PM PDT5:55 PM PDT 0.8 kt9:08 PM PDT10:34 PM PDT −0.2 kt7:11 AM PDT7:22 PM PDT1:59 AM PDT10:59 AM PDT
Sat 2212:31 AM PDT3:27 AM PDT 1.0 kt6:44 AM PDT10:12 AM PDT −1.4 kt2:43 PM PDT6:58 PM PDT 0.8 kt10:11 PM PDTLast Quarter7:09 AM PDT7:23 PM PDT2:56 AM PDT11:54 AM PDT
Sun 2312:07 AM PDT −0.2 kt1:36 AM PDT4:27 AM PDT 1.0 kt7:48 AM PDT11:16 AM PDT −1.5 kt3:38 PM PDT7:46 PM PDT 0.9 kt10:59 PM PDT7:07 AM PDT7:24 PM PDT3:46 AM PDT12:56 PM PDT
Mon 241:08 AM PDT −0.3 kt2:44 AM PDT5:38 AM PDT 1.0 kt8:52 AM PDT12:19 PM PDT −1.6 kt4:26 PM PDT8:23 PM PDT 1.1 kt11:35 PM PDT7:06 AM PDT7:25 PM PDT4:30 AM PDT2:05 PM PDT
Tue 251:59 AM PDT −0.6 kt3:56 AM PDT6:53 AM PDT 1.1 kt9:56 AM PDT1:14 PM PDT −1.7 kt5:06 PM PDT8:52 PM PDT 1.3 kt7:04 AM PDT7:26 PM PDT5:07 AM PDT3:17 PM PDT
Wed 2612:06 AM PDT2:47 AM PDT −0.8 kt5:05 AM PDT8:02 AM PDT 1.2 kt10:58 AM PDT2:05 PM PDT −1.8 kt5:43 PM PDT9:16 PM PDT 1.4 kt7:03 AM PDT7:27 PM PDT5:39 AM PDT4:30 PM PDT
Thu 2712:33 AM PDT3:32 AM PDT −1.2 kt6:08 AM PDT9:08 AM PDT 1.3 kt11:59 AM PDT2:56 PM PDT −1.7 kt6:19 PM PDT9:39 PM PDT 1.6 kt7:01 AM PDT7:28 PM PDT6:08 AM PDT5:44 PM PDT
Fri 281:01 AM PDT4:12 AM PDT −1.5 kt7:06 AM PDT10:07 AM PDT 1.4 kt1:00 PM PDT3:50 PM PDT −1.6 kt6:57 PM PDT10:03 PM PDT 1.7 kt7:00 AM PDT7:29 PM PDT6:35 AM PDT6:59 PM PDT
Sat 291:28 AM PDT4:48 AM PDT −1.8 kt7:59 AM PDT11:00 AM PDT 1.5 kt2:03 PM PDT4:43 PM PDT −1.4 kt7:38 PM PDT10:33 PM PDT 1.7 ktNew Moon6:58 AM PDT7:30 PM PDT7:02 AM PDT8:15 PM PDT
Sun 301:58 AM PDT5:22 AM PDT −2.0 kt8:48 AM PDT11:52 AM PDT 1.6 kt3:08 PM PDT5:38 PM PDT −1.2 kt8:22 PM PDT11:09 PM PDT 1.6 kt6:57 AM PDT7:31 PM PDT7:31 AM PDT9:33 PM PDT
Mon 312:30 AM PDT5:58 AM PDT −2.0 kt9:35 AM PDT12:46 PM PDT 1.6 kt4:11 PM PDT6:34 PM PDT −1.1 kt9:10 PM PDT11:49 PM PDT 1.5 kt6:55 AM PDT7:32 PM PDT8:04 AM PDT10:52 PM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

April 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Tue 013:08 AM PDT6:39 AM PDT −2.0 kt10:23 AM PDT1:46 PM PDT 1.5 kt5:14 PM PDT7:36 PM PDT −0.9 kt10:01 PM PDT6:54 AM PDT7:33 PM PDT8:43 AM PDT
Wed 0212:36 AM PDT 1.4 kt3:51 AM PDT7:24 AM PDT −1.9 kt11:15 AM PDT2:51 PM PDT 1.4 kt6:19 PM PDT8:40 PM PDT −0.8 kt10:56 PM PDT6:52 AM PDT7:34 PM PDT9:30 AM PDT12:10 AM PDT
Thu 031:30 AM PDT 1.2 kt4:41 AM PDT8:16 AM PDT −1.8 kt12:14 PM PDT4:01 PM PDT 1.3 kt7:27 PM PDT9:50 PM PDT −0.7 kt11:55 PM PDT6:51 AM PDT7:34 PM PDT10:26 AM PDT1:22 AM PDT
Fri 042:31 AM PDT 1.1 kt5:40 AM PDT9:15 AM PDT −1.6 kt1:21 PM PDT5:19 PM PDT 1.2 kt8:38 PM PDT11:07 PM PDT −0.6 ktFirst Quarter6:49 AM PDT7:35 PM PDT11:30 AM PDT2:24 AM PDT
Sat 0512:59 AM PDT3:37 AM PDT 1.0 kt6:47 AM PDT10:30 AM PDT −1.5 kt2:30 PM PDT6:32 PM PDT 1.3 kt9:47 PM PDT6:48 AM PDT7:36 PM PDT12:37 PM PDT3:14 AM PDT
Sun 0612:17 AM PDT −0.7 kt2:07 AM PDT4:57 AM PDT 0.9 kt7:58 AM PDT12:08 PM PDT −1.5 kt3:34 PM PDT7:31 PM PDT 1.4 kt10:45 PM PDT6:46 AM PDT7:37 PM PDT1:44 PM PDT3:55 AM PDT
Mon 071:17 AM PDT −0.9 kt3:18 AM PDT6:22 AM PDT 1.0 kt9:08 AM PDT1:10 PM PDT −1.6 kt4:27 PM PDT8:19 PM PDT 1.5 kt11:29 PM PDT6:45 AM PDT7:38 PM PDT2:50 PM PDT4:27 AM PDT
Tue 082:11 AM PDT −1.1 kt4:32 AM PDT7:34 AM PDT 1.0 kt10:17 AM PDT2:02 PM PDT −1.5 kt5:09 PM PDT8:59 PM PDT 1.6 kt6:43 AM PDT7:39 PM PDT3:52 PM PDT4:54 AM PDT
Wed 0912:04 AM PDT3:03 AM PDT −1.4 kt5:40 AM PDT8:39 AM PDT 1.1 kt11:22 AM PDT2:51 PM PDT −1.4 kt5:44 PM PDT9:31 PM PDT 1.6 kt6:42 AM PDT7:40 PM PDT4:52 PM PDT5:18 AM PDT
Thu 1012:33 AM PDT3:51 AM PDT −1.6 kt6:39 AM PDT9:39 AM PDT 1.2 kt12:24 PM PDT3:39 PM PDT −1.2 kt6:15 PM PDT9:57 PM PDT 1.5 kt6:40 AM PDT7:41 PM PDT5:51 PM PDT5:39 AM PDT
Fri 1112:59 AM PDT4:34 AM PDT −1.8 kt7:31 AM PDT10:32 AM PDT 1.3 kt1:24 PM PDT4:25 PM PDT −1.0 kt6:47 PM PDT10:18 PM PDT 1.4 kt6:39 AM PDT7:42 PM PDT6:49 PM PDT6:00 AM PDT
Sat 121:22 AM PDT5:12 AM PDT −1.8 kt8:16 AM PDT11:20 AM PDT 1.4 kt2:24 PM PDT5:07 PM PDT −0.8 kt7:20 PM PDT10:35 PM PDT 1.3 ktFull Moon6:38 AM PDT7:43 PM PDT7:48 PM PDT6:21 AM PDT
Sun 131:43 AM PDT5:43 AM PDT −1.8 kt8:55 AM PDT12:04 PM PDT 1.4 kt3:20 PM PDT5:47 PM PDT −0.7 kt7:56 PM PDT10:51 PM PDT 1.2 kt6:36 AM PDT7:43 PM PDT8:48 PM PDT6:43 AM PDT
Mon 142:04 AM PDT5:56 AM PDT −1.7 kt9:30 AM PDT12:49 PM PDT 1.3 kt4:12 PM PDT6:24 PM PDT −0.6 kt8:33 PM PDT11:15 PM PDT 1.1 kt6:35 AM PDT7:44 PM PDT9:48 PM PDT7:08 AM PDT
Tue 152:28 AM PDT6:04 AM PDT −1.7 kt10:04 AM PDT1:35 PM PDT 1.2 kt5:00 PM PDT7:01 PM PDT −0.5 kt9:10 PM PDT11:48 PM PDT 1.1 kt6:33 AM PDT7:45 PM PDT10:50 PM PDT7:38 AM PDT
Wed 162:59 AM PDT6:32 AM PDT −1.6 kt10:40 AM PDT2:21 PM PDT 1.1 kt5:47 PM PDT7:38 PM PDT −0.4 kt9:47 PM PDT6:32 AM PDT7:46 PM PDT11:51 PM PDT8:13 AM PDT
Thu 1712:29 AM PDT 1.1 kt3:38 AM PDT7:11 AM PDT −1.6 kt11:22 AM PDT3:09 PM PDT 0.9 kt6:39 PM PDT8:20 PM PDT −0.3 kt10:24 PM PDT6:31 AM PDT7:47 PM PDT8:55 AM PDT
Fri 181:16 AM PDT 1.1 kt4:24 AM PDT7:57 AM PDT −1.6 kt12:11 PM PDT4:02 PM PDT 0.9 kt7:36 PM PDT9:06 PM PDT −0.3 kt11:07 PM PDT6:29 AM PDT7:48 PM PDT12:48 AM PDT9:46 AM PDT
Sat 192:08 AM PDT 1.1 kt5:16 AM PDT8:48 AM PDT −1.6 kt1:05 PM PDT5:05 PM PDT 0.8 kt8:34 PM PDT10:06 PM PDT −0.2 kt6:28 AM PDT7:49 PM PDT1:40 AM PDT10:45 AM PDT
Sun 2012:08 AM PDT3:03 AM PDT 1.1 kt6:14 AM PDT9:43 AM PDT −1.6 kt1:57 PM PDT6:02 PM PDT 0.9 kt9:26 PM PDT11:35 PM PDT −0.3 ktLast Quarter6:27 AM PDT7:50 PM PDT2:25 AM PDT11:49 AM PDT
Mon 211:24 AM PDT4:05 AM PDT 1.0 kt7:18 AM PDT10:43 AM PDT −1.6 kt2:44 PM PDT6:44 PM PDT 1.1 kt10:07 PM PDT6:25 AM PDT7:51 PM PDT3:04 AM PDT12:58 PM PDT
Tue 2212:43 AM PDT −0.6 kt2:42 AM PDT5:23 AM PDT 0.9 kt8:27 AM PDT11:45 AM PDT −1.6 kt3:28 PM PDT7:15 PM PDT 1.2 kt10:40 PM PDT6:24 AM PDT7:52 PM PDT3:37 AM PDT2:08 PM PDT
Wed 231:33 AM PDT −0.9 kt3:57 AM PDT6:50 AM PDT 1.0 kt9:40 AM PDT12:44 PM PDT −1.5 kt4:09 PM PDT7:41 PM PDT 1.4 kt11:10 PM PDT6:23 AM PDT7:53 PM PDT4:06 AM PDT3:19 PM PDT
Thu 242:17 AM PDT −1.3 kt5:05 AM PDT8:04 AM PDT 1.1 kt10:53 AM PDT1:40 PM PDT −1.4 kt4:51 PM PDT8:08 PM PDT 1.5 kt11:39 PM PDT6:21 AM PDT7:54 PM PDT4:33 AM PDT4:32 PM PDT
Fri 252:58 AM PDT −1.6 kt6:04 AM PDT9:10 AM PDT 1.3 kt12:03 PM PDT2:37 PM PDT −1.3 kt5:34 PM PDT8:41 PM PDT 1.6 kt6:20 AM PDT7:55 PM PDT5:00 AM PDT5:46 PM PDT
Sat 2612:08 AM PDT3:36 AM PDT −1.9 kt6:56 AM PDT10:08 AM PDT 1.5 kt1:08 PM PDT3:38 PM PDT −1.2 kt6:21 PM PDT9:19 PM PDT 1.6 kt6:19 AM PDT7:56 PM PDT5:27 AM PDT7:02 PM PDT
Sun 2712:39 AM PDT4:13 AM PDT −2.0 kt7:43 AM PDT10:59 AM PDT 1.6 kt2:12 PM PDT4:39 PM PDT −1.1 kt7:10 PM PDT10:01 PM PDT 1.6 ktNew Moon6:18 AM PDT7:56 PM PDT5:58 AM PDT8:22 PM PDT
Mon 281:13 AM PDT4:50 AM PDT −2.1 kt8:29 AM PDT11:48 AM PDT 1.7 kt3:13 PM PDT5:37 PM PDT −1.0 kt8:01 PM PDT10:45 PM PDT 1.5 kt6:16 AM PDT7:57 PM PDT6:34 AM PDT9:43 PM PDT
Tue 291:53 AM PDT5:30 AM PDT −2.1 kt9:16 AM PDT12:41 PM PDT 1.6 kt4:12 PM PDT6:36 PM PDT −0.9 kt8:54 PM PDT11:30 PM PDT 1.4 kt6:15 AM PDT7:58 PM PDT7:19 AM PDT11:00 PM PDT
Wed 302:39 AM PDT6:15 AM PDT −2.0 kt10:06 AM PDT1:42 PM PDT 1.5 kt5:11 PM PDT7:38 PM PDT −0.8 kt9:46 PM PDT6:14 AM PDT7:59 PM PDT8:12 AM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

May 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Thu 0112:20 AM PDT 1.3 kt3:29 AM PDT7:05 AM PDT −1.9 kt11:00 AM PDT2:47 PM PDT 1.4 kt6:13 PM PDT8:40 PM PDT −0.8 kt10:40 PM PDT6:13 AM PDT8:00 PM PDT9:15 AM PDT12:10 AM PDT
Fri 021:17 AM PDT 1.2 kt4:24 AM PDT8:01 AM PDT −1.8 kt11:59 AM PDT3:52 PM PDT 1.4 kt7:17 PM PDT9:44 PM PDT −0.7 kt11:39 PM PDT6:12 AM PDT8:01 PM PDT10:24 AM PDT1:07 AM PDT
Sat 032:21 AM PDT 1.1 kt5:23 AM PDT9:01 AM PDT −1.7 kt1:00 PM PDT4:59 PM PDT 1.3 kt8:21 PM PDT10:52 PM PDT −0.7 kt6:11 AM PDT8:02 PM PDT11:33 AM PDT1:53 AM PDT
Sun 0412:46 AM PDT3:30 AM PDT 1.0 kt6:27 AM PDT10:06 AM PDT −1.6 kt1:57 PM PDT6:00 PM PDT 1.4 kt9:17 PM PDT11:57 PM PDT −0.9 ktFirst Quarter6:09 AM PDT8:03 PM PDT12:41 PM PDT2:29 AM PDT
Mon 052:01 AM PDT4:50 AM PDT 0.9 kt7:37 AM PDT11:27 AM PDT −1.4 kt2:46 PM PDT6:50 PM PDT 1.4 kt10:03 PM PDT6:08 AM PDT8:04 PM PDT1:45 PM PDT2:58 AM PDT
Tue 0612:56 AM PDT −1.1 kt3:20 AM PDT6:16 AM PDT 0.8 kt8:51 AM PDT12:35 PM PDT −1.3 kt3:28 PM PDT7:30 PM PDT 1.4 kt10:39 PM PDT6:07 AM PDT8:05 PM PDT2:46 PM PDT3:22 AM PDT
Wed 071:47 AM PDT −1.4 kt4:36 AM PDT7:30 AM PDT 0.9 kt10:09 AM PDT1:30 PM PDT −1.1 kt4:07 PM PDT8:03 PM PDT 1.4 kt11:10 PM PDT6:06 AM PDT8:06 PM PDT3:45 PM PDT3:45 AM PDT
Thu 082:35 AM PDT −1.6 kt5:40 AM PDT8:36 AM PDT 1.1 kt11:23 AM PDT2:22 PM PDT −0.9 kt4:44 PM PDT8:32 PM PDT 1.3 kt11:36 PM PDT6:05 AM PDT8:07 PM PDT4:43 PM PDT4:05 AM PDT
Fri 093:20 AM PDT −1.8 kt6:31 AM PDT9:34 AM PDT 1.2 kt12:31 PM PDT3:15 PM PDT −0.7 kt5:21 PM PDT8:57 PM PDT 1.2 kt6:04 AM PDT8:08 PM PDT5:41 PM PDT4:26 AM PDT
Sat 1012:00 AM PDT4:00 AM PDT −1.9 kt7:14 AM PDT10:24 AM PDT 1.4 kt1:32 PM PDT4:06 PM PDT −0.6 kt6:00 PM PDT9:20 PM PDT 1.2 kt6:03 AM PDT8:09 PM PDT6:40 PM PDT4:48 AM PDT
Sun 1112:22 AM PDT4:33 AM PDT −1.8 kt7:50 AM PDT11:08 AM PDT 1.4 kt2:26 PM PDT4:52 PM PDT −0.5 kt6:41 PM PDT9:43 PM PDT 1.1 kt6:02 AM PDT8:09 PM PDT7:41 PM PDT5:12 AM PDT
Mon 1212:47 AM PDT4:50 AM PDT −1.8 kt8:24 AM PDT11:48 AM PDT 1.4 kt3:14 PM PDT5:32 PM PDT −0.5 kt7:21 PM PDT10:11 PM PDT 1.1 ktFull Moon6:01 AM PDT8:10 PM PDT8:43 PM PDT5:40 AM PDT
Tue 131:15 AM PDT4:56 AM PDT −1.7 kt8:58 AM PDT12:27 PM PDT 1.3 kt3:58 PM PDT6:05 PM PDT −0.5 kt8:01 PM PDT10:45 PM PDT 1.1 kt6:01 AM PDT8:11 PM PDT9:44 PM PDT6:14 AM PDT
Wed 141:48 AM PDT5:23 AM PDT −1.8 kt9:33 AM PDT1:09 PM PDT 1.2 kt4:41 PM PDT6:37 PM PDT −0.4 kt8:39 PM PDT11:23 PM PDT 1.2 kt6:00 AM PDT8:12 PM PDT10:43 PM PDT6:54 AM PDT
Thu 152:29 AM PDT6:01 AM PDT −1.8 kt10:12 AM PDT1:54 PM PDT 1.1 kt5:26 PM PDT7:13 PM PDT −0.4 kt9:16 PM PDT5:59 AM PDT8:13 PM PDT11:36 PM PDT7:43 AM PDT
Fri 1612:05 AM PDT 1.2 kt3:13 AM PDT6:45 AM PDT −1.8 kt10:54 AM PDT2:39 PM PDT 1.0 kt6:14 PM PDT7:56 PM PDT −0.3 kt9:58 PM PDT5:58 AM PDT8:14 PM PDT8:39 AM PDT
Sat 1712:52 AM PDT 1.2 kt4:00 AM PDT7:33 AM PDT −1.9 kt11:39 AM PDT3:20 PM PDT 1.0 kt7:04 PM PDT8:47 PM PDT −0.4 kt10:51 PM PDT5:57 AM PDT8:14 PM PDT12:23 AM PDT9:41 AM PDT
Sun 181:46 AM PDT 1.2 kt4:51 AM PDT8:24 AM PDT −1.9 kt12:24 PM PDT3:56 PM PDT 1.1 kt7:49 PM PDT9:46 PM PDT −0.4 kt5:56 AM PDT8:15 PM PDT1:03 AM PDT10:48 AM PDT
Mon 1912:03 AM PDT2:45 AM PDT 1.0 kt5:48 AM PDT9:16 AM PDT −1.8 kt1:07 PM PDT4:30 PM PDT 1.2 kt8:29 PM PDT10:59 PM PDT −0.6 kt5:56 AM PDT8:16 PM PDT1:37 AM PDT11:56 AM PDT
Tue 201:23 AM PDT3:52 AM PDT 0.9 kt6:54 AM PDT10:12 AM PDT −1.6 kt1:49 PM PDT5:06 PM PDT 1.3 kt9:04 PM PDTLast Quarter5:55 AM PDT8:17 PM PDT2:07 AM PDT1:04 PM PDT
Wed 2112:08 AM PDT −0.9 kt2:41 AM PDT5:20 AM PDT 0.9 kt8:12 AM PDT11:14 AM PDT −1.4 kt2:32 PM PDT5:45 PM PDT 1.4 kt9:38 PM PDT5:54 AM PDT8:18 PM PDT2:34 AM PDT2:13 PM PDT
Thu 2212:58 AM PDT −1.3 kt3:53 AM PDT6:51 AM PDT 0.9 kt9:37 AM PDT12:19 PM PDT −1.2 kt3:17 PM PDT6:27 PM PDT 1.4 kt10:11 PM PDT5:54 AM PDT8:19 PM PDT2:59 AM PDT3:24 PM PDT
Fri 231:40 AM PDT −1.6 kt4:56 AM PDT8:04 AM PDT 1.2 kt10:58 AM PDT1:23 PM PDT −1.0 kt4:07 PM PDT7:11 PM PDT 1.5 kt10:46 PM PDT5:53 AM PDT8:19 PM PDT3:25 AM PDT4:36 PM PDT
Sat 242:19 AM PDT −1.9 kt5:49 AM PDT9:08 AM PDT 1.4 kt12:10 PM PDT2:28 PM PDT −0.9 kt5:01 PM PDT7:58 PM PDT 1.5 kt11:22 PM PDT5:52 AM PDT8:20 PM PDT3:53 AM PDT5:53 PM PDT
Sun 252:59 AM PDT −2.0 kt6:38 AM PDT10:04 AM PDT 1.6 kt1:13 PM PDT3:36 PM PDT −0.9 kt5:56 PM PDT8:49 PM PDT 1.4 kt5:52 AM PDT8:21 PM PDT4:26 AM PDT7:12 PM PDT
Mon 2612:02 AM PDT3:42 AM PDT −2.1 kt7:25 AM PDT10:54 AM PDT 1.7 kt2:13 PM PDT4:40 PM PDT −0.9 kt6:51 PM PDT9:40 PM PDT 1.4 ktNew Moon5:51 AM PDT8:22 PM PDT5:06 AM PDT8:32 PM PDT
Tue 2712:45 AM PDT4:28 AM PDT −2.1 kt8:13 AM PDT11:44 AM PDT 1.7 kt3:10 PM PDT5:37 PM PDT −0.9 kt7:45 PM PDT10:31 PM PDT 1.4 kt5:51 AM PDT8:23 PM PDT5:56 AM PDT9:47 PM PDT
Wed 281:33 AM PDT5:15 AM PDT −2.1 kt9:04 AM PDT12:37 PM PDT 1.6 kt4:06 PM PDT6:34 PM PDT −0.9 kt8:37 PM PDT11:20 PM PDT 1.4 kt5:50 AM PDT8:23 PM PDT6:55 AM PDT10:52 PM PDT
Thu 292:24 AM PDT6:04 AM PDT −2.1 kt9:55 AM PDT1:37 PM PDT 1.6 kt5:03 PM PDT7:32 PM PDT −0.8 kt9:30 PM PDT5:50 AM PDT8:24 PM PDT8:03 AM PDT11:44 PM PDT
Fri 3012:10 AM PDT 1.3 kt3:16 AM PDT6:56 AM PDT −2.0 kt10:47 AM PDT2:37 PM PDT 1.5 kt6:01 PM PDT8:31 PM PDT −0.8 kt10:25 PM PDT5:49 AM PDT8:25 PM PDT9:15 AM PDT
Sat 311:08 AM PDT 1.2 kt4:10 AM PDT7:49 AM PDT −1.9 kt11:38 AM PDT3:31 PM PDT 1.5 kt6:56 PM PDT9:30 PM PDT −0.8 kt11:28 PM PDT5:49 AM PDT8:25 PM PDT10:26 AM PDT12:25 AM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

June 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Sun 012:14 AM PDT 1.0 kt5:06 AM PDT8:41 AM PDT −1.7 kt12:25 PM PDT4:21 PM PDT 1.4 kt7:46 PM PDT10:30 PM PDT −0.9 kt5:49 AM PDT8:26 PM PDT11:33 AM PDT12:58 AM PDT
Mon 0212:41 AM PDT3:25 AM PDT 0.9 kt6:09 AM PDT9:33 AM PDT −1.4 kt1:08 PM PDT5:07 PM PDT 1.4 kt8:28 PM PDT11:31 PM PDT −1.1 ktFirst Quarter5:48 AM PDT8:27 PM PDT12:37 PM PDT1:25 AM PDT
Tue 032:00 AM PDT4:45 AM PDT 0.8 kt7:22 AM PDT10:34 AM PDT −1.1 kt1:48 PM PDT5:48 PM PDT 1.3 kt9:05 PM PDT5:48 AM PDT8:27 PM PDT1:37 PM PDT1:48 AM PDT
Wed 0412:28 AM PDT −1.4 kt3:19 AM PDT6:10 AM PDT 0.8 kt8:44 AM PDT11:54 AM PDT −0.9 kt2:25 PM PDT6:25 PM PDT 1.3 kt9:37 PM PDT5:48 AM PDT8:28 PM PDT2:36 PM PDT2:10 AM PDT
Thu 051:17 AM PDT −1.6 kt4:28 AM PDT7:24 AM PDT 0.9 kt10:11 AM PDT1:01 PM PDT −0.6 kt3:05 PM PDT6:56 PM PDT 1.2 kt10:06 PM PDT5:47 AM PDT8:28 PM PDT3:34 PM PDT2:30 AM PDT
Fri 062:02 AM PDT −1.7 kt5:24 AM PDT8:28 AM PDT 1.1 kt11:32 AM PDT2:00 PM PDT −0.5 kt3:48 PM PDT7:25 PM PDT 1.1 kt10:35 PM PDT5:47 AM PDT8:29 PM PDT4:33 PM PDT2:52 AM PDT
Sat 072:43 AM PDT −1.8 kt6:09 AM PDT9:23 AM PDT 1.2 kt12:38 PM PDT2:55 PM PDT −0.4 kt4:35 PM PDT7:54 PM PDT 1.0 kt11:03 PM PDT5:47 AM PDT8:30 PM PDT5:33 PM PDT3:15 AM PDT
Sun 083:20 AM PDT −1.7 kt6:47 AM PDT10:10 AM PDT 1.3 kt1:31 PM PDT3:47 PM PDT −0.4 kt5:23 PM PDT8:26 PM PDT 1.0 kt11:33 PM PDT5:47 AM PDT8:30 PM PDT6:34 PM PDT3:42 AM PDT
Mon 093:45 AM PDT −1.7 kt7:22 AM PDT10:52 AM PDT 1.4 kt2:15 PM PDT4:32 PM PDT −0.4 kt6:07 PM PDT9:03 PM PDT 1.0 kt5:47 AM PDT8:31 PM PDT7:36 PM PDT4:14 AM PDT
Tue 1012:07 AM PDT3:52 AM PDT −1.7 kt7:56 AM PDT11:30 AM PDT 1.3 kt2:56 PM PDT5:09 PM PDT −0.4 kt6:49 PM PDT9:42 PM PDT 1.1 kt5:47 AM PDT8:31 PM PDT8:36 PM PDT4:52 AM PDT
Wed 1112:44 AM PDT4:19 AM PDT −1.8 kt8:32 AM PDT12:07 PM PDT 1.2 kt3:37 PM PDT5:40 PM PDT −0.4 kt7:28 PM PDT10:22 PM PDT 1.2 ktFull Moon5:47 AM PDT8:32 PM PDT9:32 PM PDT5:39 AM PDT
Thu 121:24 AM PDT4:57 AM PDT −1.9 kt9:09 AM PDT12:44 PM PDT 1.2 kt4:18 PM PDT6:12 PM PDT −0.4 kt8:08 PM PDT11:02 PM PDT 1.3 kt5:47 AM PDT8:32 PM PDT10:21 PM PDT6:33 AM PDT
Fri 132:07 AM PDT5:38 AM PDT −2.0 kt9:47 AM PDT1:22 PM PDT 1.2 kt4:59 PM PDT6:50 PM PDT −0.4 kt8:53 PM PDT11:45 PM PDT 1.3 kt5:47 AM PDT8:32 PM PDT11:04 PM PDT7:35 AM PDT
Sat 142:53 AM PDT6:23 AM PDT −2.1 kt10:24 AM PDT1:55 PM PDT 1.2 kt5:39 PM PDT7:37 PM PDT −0.5 kt9:47 PM PDT5:47 AM PDT8:33 PM PDT11:39 PM PDT8:40 AM PDT
Sun 1512:34 AM PDT 1.3 kt3:41 AM PDT7:11 AM PDT −2.0 kt11:02 AM PDT2:21 PM PDT 1.3 kt6:17 PM PDT8:28 PM PDT −0.6 kt10:51 PM PDT5:47 AM PDT8:33 PM PDT9:48 AM PDT
Mon 161:31 AM PDT 1.1 kt4:33 AM PDT8:00 AM PDT −1.9 kt11:39 AM PDT2:46 PM PDT 1.4 kt6:52 PM PDT9:19 PM PDT −0.8 kt5:47 AM PDT8:33 PM PDT12:10 AM PDT10:56 AM PDT
Tue 1712:04 AM PDT2:35 AM PDT 1.0 kt5:33 AM PDT8:50 AM PDT −1.7 kt12:17 PM PDT3:16 PM PDT 1.5 kt7:25 PM PDT10:14 PM PDT −1.1 kt5:47 AM PDT8:34 PM PDT12:37 AM PDT12:03 PM PDT
Wed 181:19 AM PDT3:48 AM PDT 0.9 kt6:47 AM PDT9:45 AM PDT −1.4 kt12:59 PM PDT3:54 PM PDT 1.5 kt7:59 PM PDT11:14 PM PDT −1.3 ktLast Quarter5:47 AM PDT8:34 PM PDT1:02 AM PDT1:12 PM PDT
Thu 192:30 AM PDT5:20 AM PDT 0.9 kt8:14 AM PDT10:49 AM PDT −1.1 kt1:45 PM PDT4:40 PM PDT 1.5 kt8:36 PM PDT5:47 AM PDT8:34 PM PDT1:27 AM PDT2:21 PM PDT
Fri 2012:10 AM PDT −1.6 kt3:35 AM PDT6:47 AM PDT 1.0 kt9:43 AM PDT12:02 PM PDT −0.8 kt2:38 PM PDT5:34 PM PDT 1.4 kt9:16 PM PDT5:47 AM PDT8:35 PM PDT1:53 AM PDT3:33 PM PDT
Sat 2112:58 AM PDT −1.8 kt4:34 AM PDT7:58 AM PDT 1.2 kt11:03 AM PDT1:17 PM PDT −0.8 kt3:37 PM PDT6:33 PM PDT 1.3 kt10:01 PM PDT5:47 AM PDT8:35 PM PDT2:23 AM PDT4:49 PM PDT
Sun 221:44 AM PDT −1.9 kt5:28 AM PDT9:01 AM PDT 1.4 kt12:11 PM PDT2:28 PM PDT −0.8 kt4:39 PM PDT7:32 PM PDT 1.3 kt10:50 PM PDT5:48 AM PDT8:35 PM PDT2:58 AM PDT6:07 PM PDT
Mon 232:33 AM PDT −2.0 kt6:20 AM PDT9:58 AM PDT 1.6 kt1:10 PM PDT3:36 PM PDT −0.8 kt5:39 PM PDT8:32 PM PDT 1.3 kt11:40 PM PDT5:48 AM PDT8:35 PM PDT3:42 AM PDT7:23 PM PDT
Tue 243:27 AM PDT −2.0 kt7:12 AM PDT10:50 AM PDT 1.6 kt2:06 PM PDT4:36 PM PDT −0.8 kt6:35 PM PDT9:30 PM PDT 1.4 kt5:48 AM PDT8:35 PM PDT4:36 AM PDT8:33 PM PDT
Wed 2512:31 AM PDT4:21 AM PDT −2.1 kt8:04 AM PDT11:39 AM PDT 1.7 kt3:01 PM PDT5:31 PM PDT −0.9 kt7:29 PM PDT10:23 PM PDT 1.4 ktNew Moon5:49 AM PDT8:35 PM PDT5:41 AM PDT9:31 PM PDT
Thu 261:22 AM PDT5:12 AM PDT −2.1 kt8:55 AM PDT12:30 PM PDT 1.6 kt3:55 PM PDT6:24 PM PDT −0.9 kt8:22 PM PDT11:13 PM PDT 1.4 kt5:49 AM PDT8:35 PM PDT6:52 AM PDT10:18 PM PDT
Fri 272:13 AM PDT5:59 AM PDT −2.1 kt9:42 AM PDT1:22 PM PDT 1.6 kt4:46 PM PDT7:19 PM PDT −0.9 kt9:18 PM PDT5:49 AM PDT8:35 PM PDT8:05 AM PDT10:55 PM PDT
Sat 2812:05 AM PDT 1.3 kt3:05 AM PDT6:45 AM PDT −2.0 kt10:24 AM PDT2:10 PM PDT 1.6 kt5:33 PM PDT8:14 PM PDT −1.0 kt10:17 PM PDT5:50 AM PDT8:35 PM PDT9:16 AM PDT11:24 PM PDT
Sun 291:03 AM PDT 1.2 kt3:58 AM PDT7:30 AM PDT −1.8 kt11:03 AM PDT2:52 PM PDT 1.5 kt6:16 PM PDT9:08 PM PDT −1.1 kt11:24 PM PDT5:50 AM PDT8:35 PM PDT10:22 AM PDT11:50 PM PDT
Mon 302:11 AM PDT 1.0 kt4:55 AM PDT8:15 AM PDT −1.5 kt11:39 AM PDT3:27 PM PDT 1.5 kt6:53 PM PDT10:01 PM PDT −1.2 kt5:51 AM PDT8:35 PM PDT11:25 AM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

July 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Tue 0112:36 AM PDT3:23 AM PDT 0.9 kt6:01 AM PDT9:02 AM PDT −1.2 kt12:13 PM PDT3:57 PM PDT 1.3 kt7:26 PM PDT10:56 PM PDT −1.4 kt5:51 AM PDT8:35 PM PDT12:26 PM PDT12:12 AM PDT
Wed 021:50 AM PDT4:39 AM PDT 0.8 kt7:19 AM PDT9:55 AM PDT −0.8 kt12:49 PM PDT4:24 PM PDT 1.2 kt7:57 PM PDT11:50 PM PDT −1.5 ktFirst Quarter5:52 AM PDT8:35 PM PDT1:25 PM PDT12:34 AM PDT
Thu 032:59 AM PDT6:00 AM PDT 0.8 kt8:46 AM PDT11:16 AM PDT −0.5 kt1:28 PM PDT4:50 PM PDT 1.1 kt8:27 PM PDT5:52 AM PDT8:35 PM PDT2:23 PM PDT12:55 AM PDT
Fri 0412:39 AM PDT −1.5 kt4:00 AM PDT7:11 AM PDT 0.9 kt10:18 AM PDT12:40 PM PDT −0.3 kt2:13 PM PDT5:25 PM PDT 0.9 kt8:59 PM PDT5:53 AM PDT8:35 PM PDT3:23 PM PDT1:18 AM PDT
Sat 051:23 AM PDT −1.5 kt4:52 AM PDT8:11 AM PDT 1.1 kt11:37 AM PDT1:40 PM PDT −0.3 kt3:04 PM PDT6:12 PM PDT 0.9 kt9:35 PM PDT5:53 AM PDT8:34 PM PDT4:24 PM PDT1:43 AM PDT
Sun 062:02 AM PDT −1.5 kt5:37 AM PDT9:05 AM PDT 1.2 kt12:31 PM PDT2:33 PM PDT −0.3 kt3:58 PM PDT7:00 PM PDT 0.9 kt10:15 PM PDT5:54 AM PDT8:34 PM PDT5:26 PM PDT2:13 AM PDT
Mon 072:30 AM PDT −1.5 kt6:17 AM PDT9:53 AM PDT 1.2 kt1:14 PM PDT3:21 PM PDT −0.3 kt4:49 PM PDT7:47 PM PDT 0.9 kt10:57 PM PDT5:54 AM PDT8:34 PM PDT6:27 PM PDT2:49 AM PDT
Tue 082:41 AM PDT −1.6 kt6:55 AM PDT10:34 AM PDT 1.2 kt1:53 PM PDT4:04 PM PDT −0.4 kt5:35 PM PDT8:33 PM PDT 1.1 kt11:40 PM PDT5:55 AM PDT8:34 PM PDT7:25 PM PDT3:33 AM PDT
Wed 093:12 AM PDT −1.7 kt7:31 AM PDT11:10 AM PDT 1.2 kt2:31 PM PDT4:42 PM PDT −0.4 kt6:17 PM PDT9:18 PM PDT 1.2 kt5:55 AM PDT8:34 PM PDT8:17 PM PDT4:25 AM PDT
Thu 1012:22 AM PDT3:52 AM PDT −1.9 kt8:06 AM PDT11:43 AM PDT 1.2 kt3:09 PM PDT5:15 PM PDT −0.4 kt7:01 PM PDT10:02 PM PDT 1.3 ktFull Moon5:56 AM PDT8:33 PM PDT9:02 PM PDT5:25 AM PDT
Fri 111:05 AM PDT4:34 AM PDT −2.0 kt8:41 AM PDT12:11 PM PDT 1.3 kt3:45 PM PDT5:50 PM PDT −0.5 kt7:50 PM PDT10:47 PM PDT 1.4 kt5:57 AM PDT8:33 PM PDT9:40 PM PDT6:30 AM PDT
Sat 121:49 AM PDT5:17 AM PDT −2.1 kt9:14 AM PDT12:35 PM PDT 1.3 kt4:18 PM PDT6:29 PM PDT −0.6 kt8:46 PM PDT11:33 PM PDT 1.4 kt5:57 AM PDT8:32 PM PDT10:12 PM PDT7:39 AM PDT
Sun 132:37 AM PDT6:01 AM PDT −2.1 kt9:47 AM PDT12:55 PM PDT 1.4 kt4:49 PM PDT7:13 PM PDT −0.8 kt9:47 PM PDT5:58 AM PDT8:32 PM PDT10:40 PM PDT8:48 AM PDT
Mon 1412:24 AM PDT 1.3 kt3:29 AM PDT6:48 AM PDT −2.0 kt10:20 AM PDT1:18 PM PDT 1.5 kt5:18 PM PDT7:59 PM PDT −1.1 kt10:50 PM PDT5:59 AM PDT8:31 PM PDT11:06 PM PDT9:56 AM PDT
Tue 151:24 AM PDT 1.2 kt4:27 AM PDT7:37 AM PDT −1.7 kt10:55 AM PDT1:49 PM PDT 1.6 kt5:48 PM PDT8:43 PM PDT −1.3 kt11:56 PM PDT5:59 AM PDT8:31 PM PDT11:31 PM PDT11:04 AM PDT
Wed 162:32 AM PDT 1.0 kt5:34 AM PDT8:30 AM PDT −1.4 kt11:33 AM PDT2:28 PM PDT 1.6 kt6:21 PM PDT9:28 PM PDT −1.5 kt6:00 AM PDT8:30 PM PDT11:56 PM PDT12:13 PM PDT
Thu 171:01 AM PDT3:47 AM PDT 1.0 kt6:54 AM PDT9:27 AM PDT −1.1 kt12:18 PM PDT3:11 PM PDT 1.5 kt6:58 PM PDT10:18 PM PDT −1.6 ktLast Quarter6:01 AM PDT8:30 PM PDT1:23 PM PDT
Fri 182:04 AM PDT5:13 AM PDT 1.0 kt8:20 AM PDT10:33 AM PDT −0.8 kt1:12 PM PDT4:01 PM PDT 1.4 kt7:41 PM PDT11:16 PM PDT −1.7 kt6:02 AM PDT8:29 PM PDT12:24 AM PDT2:36 PM PDT
Sat 193:06 AM PDT6:38 AM PDT 1.1 kt9:44 AM PDT11:58 AM PDT −0.7 kt2:14 PM PDT5:00 PM PDT 1.3 kt8:33 PM PDT6:02 AM PDT8:28 PM PDT12:56 AM PDT3:51 PM PDT
Sun 2012:19 AM PDT −1.7 kt4:08 AM PDT7:49 AM PDT 1.3 kt10:59 AM PDT1:19 PM PDT −0.7 kt3:20 PM PDT6:10 PM PDT 1.2 kt9:31 PM PDT6:03 AM PDT8:28 PM PDT1:36 AM PDT5:06 PM PDT
Mon 211:21 AM PDT −1.8 kt5:10 AM PDT8:53 AM PDT 1.4 kt12:03 PM PDT2:26 PM PDT −0.7 kt4:25 PM PDT7:21 PM PDT 1.2 kt10:31 PM PDT6:04 AM PDT8:27 PM PDT2:24 AM PDT6:17 PM PDT
Tue 222:23 AM PDT −1.9 kt6:09 AM PDT9:51 AM PDT 1.5 kt1:00 PM PDT3:29 PM PDT −0.8 kt5:25 PM PDT8:25 PM PDT 1.3 kt11:29 PM PDT6:05 AM PDT8:26 PM PDT3:23 AM PDT7:19 PM PDT
Wed 233:24 AM PDT −2.0 kt7:03 AM PDT10:42 AM PDT 1.6 kt1:54 PM PDT4:25 PM PDT −0.9 kt6:21 PM PDT9:25 PM PDT 1.4 kt6:06 AM PDT8:25 PM PDT4:31 AM PDT8:10 PM PDT
Thu 2412:22 AM PDT4:19 AM PDT −2.1 kt7:52 AM PDT11:27 AM PDT 1.7 kt2:45 PM PDT5:18 PM PDT −1.0 kt7:17 PM PDT10:19 PM PDT 1.4 ktNew Moon6:06 AM PDT8:25 PM PDT5:43 AM PDT8:50 PM PDT
Fri 251:12 AM PDT5:05 AM PDT −2.1 kt8:36 AM PDT12:09 PM PDT 1.7 kt3:31 PM PDT6:09 PM PDT −1.0 kt8:14 PM PDT11:10 PM PDT 1.4 kt6:07 AM PDT8:24 PM PDT6:55 AM PDT9:23 PM PDT
Sat 262:03 AM PDT5:46 AM PDT −2.0 kt9:14 AM PDT12:49 PM PDT 1.7 kt4:12 PM PDT7:00 PM PDT −1.2 kt9:13 PM PDT6:08 AM PDT8:23 PM PDT8:04 AM PDT9:50 PM PDT
Sun 2712:03 AM PDT 1.3 kt2:57 AM PDT6:26 AM PDT −1.8 kt9:47 AM PDT1:24 PM PDT 1.6 kt4:47 PM PDT7:50 PM PDT −1.3 kt10:14 PM PDT6:09 AM PDT8:22 PM PDT9:10 AM PDT10:14 PM PDT
Mon 281:03 AM PDT 1.2 kt3:53 AM PDT7:07 AM PDT −1.5 kt10:19 AM PDT1:54 PM PDT 1.5 kt5:18 PM PDT8:38 PM PDT −1.4 kt11:16 PM PDT6:10 AM PDT8:21 PM PDT10:12 AM PDT10:36 PM PDT
Tue 292:09 AM PDT 1.0 kt4:55 AM PDT7:51 AM PDT −1.2 kt10:50 AM PDT2:19 PM PDT 1.4 kt5:47 PM PDT9:23 PM PDT −1.5 kt6:10 AM PDT8:20 PM PDT11:12 AM PDT10:57 PM PDT
Wed 3012:19 AM PDT3:16 AM PDT 1.0 kt6:05 AM PDT8:38 AM PDT −0.8 kt11:23 AM PDT2:38 PM PDT 1.2 kt6:14 PM PDT10:08 PM PDT −1.5 kt6:11 AM PDT8:20 PM PDT12:12 PM PDT11:19 PM PDT
Thu 311:20 AM PDT4:25 AM PDT 0.9 kt7:23 AM PDT9:30 AM PDT −0.5 kt11:59 AM PDT3:00 PM PDT 1.1 kt6:42 PM PDT10:55 PM PDT −1.4 kt6:12 AM PDT8:19 PM PDT1:12 PM PDT11:44 PM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

August 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Fri 012:18 AM PDT5:39 AM PDT 0.9 kt8:45 AM PDT10:48 AM PDT −0.3 kt12:42 PM PDT3:32 PM PDT 0.9 kt7:15 PM PDT11:45 PM PDT −1.3 ktFirst Quarter6:13 AM PDT8:18 PM PDT2:12 PM PDT
Sat 023:14 AM PDT6:49 AM PDT 0.9 kt10:10 AM PDT12:17 PM PDT −0.2 kt1:34 PM PDT4:17 PM PDT 0.8 kt7:55 PM PDT6:14 AM PDT8:17 PM PDT3:14 PM PDT12:12 AM PDT
Sun 0312:32 AM PDT −1.3 kt4:08 AM PDT7:49 AM PDT 1.0 kt11:20 AM PDT1:15 PM PDT −0.2 kt2:30 PM PDT5:15 PM PDT 0.8 kt8:43 PM PDT6:15 AM PDT8:16 PM PDT4:15 PM PDT12:45 AM PDT
Mon 041:02 AM PDT −1.3 kt5:00 AM PDT8:43 AM PDT 1.0 kt12:09 PM PDT2:05 PM PDT −0.3 kt3:24 PM PDT6:20 PM PDT 0.8 kt9:36 PM PDT6:16 AM PDT8:14 PM PDT5:14 PM PDT1:25 AM PDT
Tue 051:23 AM PDT −1.4 kt5:47 AM PDT9:31 AM PDT 1.1 kt12:48 PM PDT2:50 PM PDT −0.3 kt4:16 PM PDT7:17 PM PDT 1.0 kt10:27 PM PDT6:16 AM PDT8:13 PM PDT6:09 PM PDT2:14 AM PDT
Wed 061:58 AM PDT −1.6 kt6:25 AM PDT10:11 AM PDT 1.1 kt1:23 PM PDT3:34 PM PDT −0.4 kt5:05 PM PDT8:09 PM PDT 1.1 kt11:15 PM PDT6:17 AM PDT8:12 PM PDT6:57 PM PDT3:11 AM PDT
Thu 072:40 AM PDT −1.8 kt6:59 AM PDT10:42 AM PDT 1.2 kt1:57 PM PDT4:14 PM PDT −0.5 kt5:56 PM PDT8:59 PM PDT 1.3 kt6:18 AM PDT8:11 PM PDT7:38 PM PDT4:15 AM PDT
Fri 0812:01 AM PDT3:25 AM PDT −2.0 kt7:30 AM PDT11:07 AM PDT 1.3 kt2:27 PM PDT4:51 PM PDT −0.6 kt6:50 PM PDT9:49 PM PDT 1.4 kt6:19 AM PDT8:10 PM PDT8:12 PM PDT5:23 AM PDT
Sat 0912:47 AM PDT4:09 AM PDT −2.1 kt8:01 AM PDT11:25 AM PDT 1.4 kt2:56 PM PDT5:26 PM PDT −0.8 kt7:47 PM PDT10:39 PM PDT 1.4 ktFull Moon6:20 AM PDT8:09 PM PDT8:42 PM PDT6:34 AM PDT
Sun 101:36 AM PDT4:54 AM PDT −2.1 kt8:32 AM PDT11:40 AM PDT 1.6 kt3:23 PM PDT6:03 PM PDT −1.1 kt8:46 PM PDT11:29 PM PDT 1.4 kt6:21 AM PDT8:08 PM PDT9:09 PM PDT7:44 AM PDT
Mon 112:30 AM PDT5:40 AM PDT −1.9 kt9:05 AM PDT12:00 PM PDT 1.7 kt3:50 PM PDT6:41 PM PDT −1.3 kt9:43 PM PDT6:22 AM PDT8:06 PM PDT9:35 PM PDT8:53 AM PDT
Tue 1212:22 AM PDT 1.3 kt3:29 AM PDT6:27 AM PDT −1.7 kt9:40 AM PDT12:29 PM PDT 1.7 kt4:18 PM PDT7:21 PM PDT −1.6 kt10:39 PM PDT6:22 AM PDT8:05 PM PDT10:00 PM PDT10:03 AM PDT
Wed 131:24 AM PDT 1.3 kt4:34 AM PDT7:19 AM PDT −1.4 kt10:18 AM PDT1:06 PM PDT 1.7 kt4:48 PM PDT8:02 PM PDT −1.7 kt11:35 PM PDT6:23 AM PDT8:04 PM PDT10:27 PM PDT11:14 AM PDT
Thu 142:30 AM PDT 1.2 kt5:45 AM PDT8:15 AM PDT −1.1 kt11:01 AM PDT1:50 PM PDT 1.6 kt5:24 PM PDT8:46 PM PDT −1.7 kt6:24 AM PDT8:03 PM PDT10:58 PM PDT12:27 PM PDT
Fri 1512:33 AM PDT3:40 AM PDT 1.2 kt7:01 AM PDT9:16 AM PDT −0.9 kt11:53 AM PDT2:40 PM PDT 1.4 kt6:07 PM PDT9:35 PM PDT −1.7 ktLast Quarter6:25 AM PDT8:02 PM PDT11:35 PM PDT1:41 PM PDT
Sat 161:33 AM PDT5:00 AM PDT 1.1 kt8:19 AM PDT10:28 AM PDT −0.7 kt12:55 PM PDT3:35 PM PDT 1.2 kt7:01 PM PDT10:34 PM PDT −1.6 kt6:26 AM PDT8:00 PM PDT2:56 PM PDT
Sun 172:37 AM PDT6:26 AM PDT 1.1 kt9:36 AM PDT12:01 PM PDT −0.6 kt2:01 PM PDT4:40 PM PDT 1.1 kt8:05 PM PDT11:52 PM PDT −1.6 kt6:27 AM PDT7:59 PM PDT12:19 AM PDT4:07 PM PDT
Mon 183:46 AM PDT7:39 AM PDT 1.2 kt10:49 AM PDT1:15 PM PDT −0.7 kt3:07 PM PDT6:00 PM PDT 1.1 kt9:13 PM PDT6:28 AM PDT7:58 PM PDT1:14 AM PDT5:11 PM PDT
Tue 191:13 AM PDT −1.7 kt4:55 AM PDT8:43 AM PDT 1.4 kt11:52 AM PDT2:17 PM PDT −0.8 kt4:12 PM PDT7:15 PM PDT 1.2 kt10:18 PM PDT6:28 AM PDT7:56 PM PDT2:17 AM PDT6:04 PM PDT
Wed 202:17 AM PDT −1.8 kt5:55 AM PDT9:38 AM PDT 1.5 kt12:45 PM PDT3:15 PM PDT −0.9 kt5:14 PM PDT8:20 PM PDT 1.3 kt11:17 PM PDT6:29 AM PDT7:55 PM PDT3:27 AM PDT6:47 PM PDT
Thu 213:14 AM PDT −1.9 kt6:44 AM PDT10:23 AM PDT 1.6 kt1:32 PM PDT4:10 PM PDT −1.0 kt6:14 PM PDT9:21 PM PDT 1.4 kt6:30 AM PDT7:54 PM PDT4:38 AM PDT7:22 PM PDT
Fri 2212:12 AM PDT4:03 AM PDT −2.0 kt7:25 AM PDT11:01 AM PDT 1.7 kt2:13 PM PDT5:01 PM PDT −1.2 kt7:13 PM PDT10:17 PM PDT 1.4 ktNew Moon6:31 AM PDT7:52 PM PDT5:48 AM PDT7:51 PM PDT
Sat 231:04 AM PDT4:47 AM PDT −1.9 kt8:00 AM PDT11:34 AM PDT 1.7 kt2:49 PM PDT5:49 PM PDT −1.4 kt8:12 PM PDT11:09 PM PDT 1.4 kt6:32 AM PDT7:51 PM PDT6:54 AM PDT8:16 PM PDT
Sun 241:59 AM PDT5:27 AM PDT −1.7 kt8:33 AM PDT12:02 PM PDT 1.6 kt3:20 PM PDT6:34 PM PDT −1.5 kt9:10 PM PDT6:33 AM PDT7:49 PM PDT7:58 AM PDT8:38 PM PDT
Mon 2512:03 AM PDT 1.3 kt2:57 AM PDT6:07 AM PDT −1.4 kt9:03 AM PDT12:26 PM PDT 1.5 kt3:48 PM PDT7:18 PM PDT −1.6 kt10:04 PM PDT6:34 AM PDT7:48 PM PDT8:59 AM PDT9:00 PM PDT
Tue 261:01 AM PDT 1.2 kt3:59 AM PDT6:49 AM PDT −1.1 kt9:35 AM PDT12:46 PM PDT 1.4 kt4:13 PM PDT7:58 PM PDT −1.7 kt10:56 PM PDT6:34 AM PDT7:47 PM PDT9:59 AM PDT9:22 PM PDT
Wed 272:02 AM PDT 1.2 kt5:03 AM PDT7:35 AM PDT −0.8 kt10:07 AM PDT1:05 PM PDT 1.2 kt4:37 PM PDT8:32 PM PDT −1.6 kt11:46 PM PDT6:35 AM PDT7:45 PM PDT10:59 AM PDT9:45 PM PDT
Thu 283:02 AM PDT 1.1 kt6:09 AM PDT8:24 AM PDT −0.6 kt10:42 AM PDT1:31 PM PDT 1.1 kt5:03 PM PDT8:51 PM PDT −1.5 kt6:36 AM PDT7:44 PM PDT12:00 PM PDT10:12 PM PDT
Fri 2912:36 AM PDT4:02 AM PDT 1.0 kt7:18 AM PDT9:15 AM PDT −0.4 kt11:21 AM PDT2:07 PM PDT 1.0 kt5:32 PM PDT9:09 PM PDT −1.3 kt6:37 AM PDT7:42 PM PDT1:01 PM PDT10:42 PM PDT
Sat 301:26 AM PDT5:09 AM PDT 0.9 kt8:28 AM PDT10:21 AM PDT −0.2 kt12:08 PM PDT2:50 PM PDT 0.9 kt6:12 PM PDT9:43 PM PDT −1.2 ktFirst Quarter6:38 AM PDT7:41 PM PDT2:02 PM PDT11:19 PM PDT
Sun 312:20 AM PDT6:20 AM PDT 0.9 kt9:40 AM PDT11:46 AM PDT −0.2 kt1:01 PM PDT3:39 PM PDT 0.8 kt7:02 PM PDT10:32 PM PDT −1.2 kt6:39 AM PDT7:39 PM PDT3:02 PM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

September 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 013:18 AM PDT7:22 AM PDT 0.9 kt10:49 AM PDT12:45 PM PDT −0.2 kt1:55 PM PDT4:37 PM PDT 0.8 kt8:01 PM PDT11:34 PM PDT −1.3 kt6:40 AM PDT7:38 PM PDT3:58 PM PDT12:04 AM PDT
Tue 024:15 AM PDT8:15 AM PDT 0.9 kt11:39 AM PDT1:34 PM PDT −0.2 kt2:51 PM PDT5:44 PM PDT 0.9 kt9:00 PM PDT6:40 AM PDT7:36 PM PDT4:49 PM PDT12:56 AM PDT
Wed 0312:34 AM PDT −1.4 kt5:02 AM PDT8:59 AM PDT 1.0 kt12:14 PM PDT2:20 PM PDT −0.3 kt3:49 PM PDT6:50 PM PDT 1.0 kt9:57 PM PDT6:41 AM PDT7:35 PM PDT5:32 PM PDT1:57 AM PDT
Thu 041:23 AM PDT −1.6 kt5:38 AM PDT9:33 AM PDT 1.1 kt12:42 PM PDT3:04 PM PDT −0.5 kt4:50 PM PDT7:50 PM PDT 1.1 kt10:51 PM PDT6:42 AM PDT7:33 PM PDT6:09 PM PDT3:03 AM PDT
Fri 052:09 AM PDT −1.8 kt6:11 AM PDT9:57 AM PDT 1.3 kt1:07 PM PDT3:45 PM PDT −0.7 kt5:50 PM PDT8:49 PM PDT 1.2 kt11:44 PM PDT6:43 AM PDT7:32 PM PDT6:41 PM PDT4:13 AM PDT
Sat 062:56 AM PDT −1.9 kt6:42 AM PDT10:14 AM PDT 1.4 kt1:33 PM PDT4:22 PM PDT −1.0 kt6:49 PM PDT9:46 PM PDT 1.3 kt6:44 AM PDT7:30 PM PDT7:10 PM PDT5:24 AM PDT
Sun 0712:37 AM PDT3:44 AM PDT −1.8 kt7:14 AM PDT10:30 AM PDT 1.6 kt1:57 PM PDT4:56 PM PDT −1.3 kt7:46 PM PDT10:39 PM PDT 1.4 ktFull Moon6:45 AM PDT7:29 PM PDT7:36 PM PDT6:35 AM PDT
Mon 081:35 AM PDT4:33 AM PDT −1.7 kt7:48 AM PDT10:49 AM PDT 1.7 kt2:23 PM PDT5:29 PM PDT −1.6 kt8:39 PM PDT11:30 PM PDT 1.4 kt6:45 AM PDT7:27 PM PDT8:02 PM PDT7:47 AM PDT
Tue 092:36 AM PDT5:22 AM PDT −1.5 kt8:25 AM PDT11:16 AM PDT 1.7 kt2:51 PM PDT6:04 PM PDT −1.8 kt9:30 PM PDT6:46 AM PDT7:26 PM PDT8:29 PM PDT8:59 AM PDT
Wed 1012:23 AM PDT 1.5 kt3:39 AM PDT6:14 AM PDT −1.3 kt9:06 AM PDT11:51 AM PDT 1.7 kt3:22 PM PDT6:43 PM PDT −1.9 kt10:19 PM PDT6:47 AM PDT7:24 PM PDT8:59 PM PDT10:13 AM PDT
Thu 111:21 AM PDT 1.4 kt4:44 AM PDT7:09 AM PDT −1.1 kt9:51 AM PDT12:34 PM PDT 1.6 kt3:59 PM PDT7:25 PM PDT −1.9 kt11:10 PM PDT6:48 AM PDT7:23 PM PDT9:34 PM PDT11:29 AM PDT
Fri 122:24 AM PDT 1.4 kt5:51 AM PDT8:09 AM PDT −0.9 kt10:42 AM PDT1:23 PM PDT 1.4 kt4:42 PM PDT8:12 PM PDT −1.8 kt6:49 AM PDT7:21 PM PDT10:17 PM PDT12:46 PM PDT
Sat 1312:04 AM PDT3:31 AM PDT 1.3 kt7:00 AM PDT9:13 AM PDT −0.8 kt11:38 AM PDT2:18 PM PDT 1.3 kt5:33 PM PDT9:04 PM PDT −1.7 kt6:50 AM PDT7:20 PM PDT11:09 PM PDT1:59 PM PDT
Sun 141:06 AM PDT4:50 AM PDT 1.2 kt8:12 AM PDT10:31 AM PDT −0.6 kt12:42 PM PDT3:18 PM PDT 1.1 kt6:35 PM PDT10:07 PM PDT −1.6 ktLast Quarter6:51 AM PDT7:18 PM PDT3:06 PM PDT
Mon 152:15 AM PDT6:15 AM PDT 1.2 kt9:26 AM PDT11:57 AM PDT −0.6 kt1:48 PM PDT4:28 PM PDT 1.0 kt7:45 PM PDT11:36 PM PDT −1.5 kt6:51 AM PDT7:16 PM PDT12:10 AM PDT4:02 PM PDT
Tue 163:27 AM PDT7:25 AM PDT 1.3 kt10:36 AM PDT1:04 PM PDT −0.7 kt2:55 PM PDT5:53 PM PDT 1.0 kt8:55 PM PDT6:52 AM PDT7:15 PM PDT1:17 AM PDT4:47 PM PDT
Wed 171:00 AM PDT −1.6 kt4:32 AM PDT8:23 AM PDT 1.4 kt11:33 AM PDT2:03 PM PDT −0.9 kt4:03 PM PDT7:10 PM PDT 1.1 kt10:03 PM PDT6:53 AM PDT7:13 PM PDT2:27 AM PDT5:24 PM PDT
Thu 181:58 AM PDT −1.7 kt5:25 AM PDT9:11 AM PDT 1.5 kt12:18 PM PDT2:59 PM PDT −1.1 kt5:11 PM PDT8:16 PM PDT 1.2 kt11:05 PM PDT6:54 AM PDT7:12 PM PDT3:36 AM PDT5:54 PM PDT
Fri 192:50 AM PDT −1.7 kt6:06 AM PDT9:50 AM PDT 1.6 kt12:55 PM PDT3:51 PM PDT −1.3 kt6:15 PM PDT9:19 PM PDT 1.3 kt6:55 AM PDT7:10 PM PDT4:43 AM PDT6:19 PM PDT
Sat 2012:05 AM PDT3:39 AM PDT −1.6 kt6:41 AM PDT10:22 AM PDT 1.7 kt1:26 PM PDT4:38 PM PDT −1.6 kt7:14 PM PDT10:16 PM PDT 1.4 kt6:56 AM PDT7:09 PM PDT5:46 AM PDT6:42 PM PDT
Sun 211:03 AM PDT4:26 AM PDT −1.5 kt7:14 AM PDT10:48 AM PDT 1.6 kt1:54 PM PDT5:22 PM PDT −1.8 kt8:09 PM PDT11:09 PM PDT 1.4 ktNew Moon6:56 AM PDT7:07 PM PDT6:48 AM PDT7:04 PM PDT
Mon 222:04 AM PDT5:10 AM PDT −1.2 kt7:46 AM PDT11:10 AM PDT 1.5 kt2:20 PM PDT6:02 PM PDT −1.8 kt8:59 PM PDT6:57 AM PDT7:05 PM PDT7:48 AM PDT7:25 PM PDT
Tue 2312:01 AM PDT 1.4 kt3:06 AM PDT5:54 AM PDT −1.0 kt8:20 AM PDT11:29 AM PDT 1.4 kt2:44 PM PDT6:37 PM PDT −1.8 kt9:44 PM PDT6:58 AM PDT7:04 PM PDT8:48 AM PDT7:48 PM PDT
Wed 2412:53 AM PDT 1.4 kt4:07 AM PDT6:39 AM PDT −0.8 kt8:55 AM PDT11:48 AM PDT 1.2 kt3:09 PM PDT7:04 PM PDT −1.7 kt10:26 PM PDT6:59 AM PDT7:02 PM PDT9:49 AM PDT8:13 PM PDT
Thu 251:48 AM PDT 1.3 kt5:05 AM PDT7:27 AM PDT −0.6 kt9:33 AM PDT12:13 PM PDT 1.1 kt3:34 PM PDT7:17 PM PDT −1.6 kt11:07 PM PDT7:00 AM PDT7:01 PM PDT10:50 AM PDT8:42 PM PDT
Fri 262:41 AM PDT 1.2 kt6:02 AM PDT8:13 AM PDT −0.4 kt10:12 AM PDT12:47 PM PDT 1.0 kt4:05 PM PDT7:39 PM PDT −1.5 kt11:49 PM PDT7:01 AM PDT6:59 PM PDT11:51 AM PDT9:16 PM PDT
Sat 273:35 AM PDT 1.0 kt7:00 AM PDT8:57 AM PDT −0.3 kt10:52 AM PDT1:30 PM PDT 0.9 kt4:42 PM PDT8:15 PM PDT −1.4 kt7:02 AM PDT6:58 PM PDT12:51 PM PDT9:57 PM PDT
Sun 2812:37 AM PDT4:35 AM PDT 0.9 kt8:00 AM PDT9:45 AM PDT −0.2 kt11:34 AM PDT2:18 PM PDT 0.9 kt5:27 PM PDT8:59 PM PDT −1.4 kt7:03 AM PDT6:56 PM PDT1:48 PM PDT10:46 PM PDT
Mon 291:31 AM PDT5:45 AM PDT 0.8 kt9:06 AM PDT10:59 AM PDT −0.2 kt12:23 PM PDT3:09 PM PDT 0.9 kt6:22 PM PDT9:50 PM PDT −1.4 ktFirst Quarter7:03 AM PDT6:55 PM PDT2:40 PM PDT11:42 PM PDT
Tue 302:26 AM PDT6:46 AM PDT 0.8 kt10:09 AM PDT12:11 PM PDT −0.2 kt1:23 PM PDT4:05 PM PDT 0.9 kt7:22 PM PDT10:50 PM PDT −1.4 kt7:04 AM PDT6:53 PM PDT3:26 PM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

October 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Wed 013:17 AM PDT7:32 AM PDT 0.9 kt10:53 AM PDT1:04 PM PDT −0.3 kt2:29 PM PDT5:13 PM PDT 0.9 kt8:24 PM PDT11:52 PM PDT −1.5 kt7:05 AM PDT6:52 PM PDT4:05 PM PDT12:45 AM PDT
Thu 024:00 AM PDT8:06 AM PDT 1.1 kt11:22 AM PDT1:50 PM PDT −0.5 kt3:39 PM PDT6:31 PM PDT 0.9 kt9:28 PM PDT7:06 AM PDT6:50 PM PDT4:38 PM PDT1:52 AM PDT
Fri 0312:47 AM PDT −1.6 kt4:38 AM PDT8:30 AM PDT 1.2 kt11:46 AM PDT2:31 PM PDT −0.8 kt4:47 PM PDT7:42 PM PDT 1.0 kt10:33 PM PDT7:07 AM PDT6:48 PM PDT5:08 PM PDT3:01 AM PDT
Sat 041:38 AM PDT −1.6 kt5:14 AM PDT8:49 AM PDT 1.4 kt12:10 PM PDT3:10 PM PDT −1.1 kt5:49 PM PDT8:47 PM PDT 1.2 kt11:36 PM PDT7:08 AM PDT6:47 PM PDT5:35 PM PDT4:11 AM PDT
Sun 052:29 AM PDT −1.6 kt5:50 AM PDT9:08 AM PDT 1.5 kt12:34 PM PDT3:45 PM PDT −1.5 kt6:45 PM PDT9:47 PM PDT 1.3 kt7:09 AM PDT6:45 PM PDT6:01 PM PDT5:22 AM PDT
Mon 0612:39 AM PDT3:22 AM PDT −1.5 kt6:28 AM PDT9:33 AM PDT 1.6 kt12:59 PM PDT4:19 PM PDT −1.8 kt7:36 PM PDT10:40 PM PDT 1.5 ktFull Moon7:10 AM PDT6:44 PM PDT6:28 PM PDT6:35 AM PDT
Tue 071:42 AM PDT4:17 AM PDT −1.3 kt7:09 AM PDT10:05 AM PDT 1.7 kt1:28 PM PDT4:53 PM PDT −2.0 kt8:24 PM PDT11:30 PM PDT 1.6 kt7:11 AM PDT6:42 PM PDT6:57 PM PDT7:50 AM PDT
Wed 082:45 AM PDT5:12 AM PDT −1.2 kt7:54 AM PDT10:43 AM PDT 1.7 kt2:02 PM PDT5:30 PM PDT −2.1 kt9:11 PM PDT7:12 AM PDT6:41 PM PDT7:31 PM PDT9:07 AM PDT
Thu 0912:20 AM PDT 1.6 kt3:46 AM PDT6:07 AM PDT −1.1 kt8:43 AM PDT11:25 AM PDT 1.6 kt2:40 PM PDT6:10 PM PDT −2.1 kt9:58 PM PDT7:12 AM PDT6:40 PM PDT8:12 PM PDT10:27 AM PDT
Fri 101:16 AM PDT 1.5 kt4:47 AM PDT7:06 AM PDT −0.9 kt9:34 AM PDT12:11 PM PDT 1.5 kt3:25 PM PDT6:56 PM PDT −2.0 kt10:48 PM PDT7:13 AM PDT6:38 PM PDT9:02 PM PDT11:45 AM PDT
Sat 112:19 AM PDT 1.4 kt5:48 AM PDT8:09 AM PDT −0.8 kt10:28 AM PDT1:04 PM PDT 1.3 kt4:16 PM PDT7:48 PM PDT −1.9 kt11:44 PM PDT7:14 AM PDT6:37 PM PDT10:02 PM PDT12:56 PM PDT
Sun 123:27 AM PDT 1.3 kt6:54 AM PDT9:15 AM PDT −0.7 kt11:24 AM PDT2:03 PM PDT 1.2 kt5:12 PM PDT8:45 PM PDT −1.7 kt7:15 AM PDT6:35 PM PDT11:09 PM PDT1:57 PM PDT
Mon 1312:48 AM PDT4:42 AM PDT 1.2 kt8:03 AM PDT10:29 AM PDT −0.6 kt12:27 PM PDT3:06 PM PDT 1.1 kt6:16 PM PDT9:48 PM PDT −1.6 ktLast Quarter7:16 AM PDT6:34 PM PDT2:47 PM PDT
Tue 141:54 AM PDT5:57 AM PDT 1.3 kt9:12 AM PDT11:45 AM PDT −0.7 kt1:36 PM PDT4:19 PM PDT 1.0 kt7:24 PM PDT11:12 PM PDT −1.5 kt7:17 AM PDT6:32 PM PDT12:19 AM PDT3:26 PM PDT
Wed 152:56 AM PDT6:59 AM PDT 1.3 kt10:12 AM PDT12:49 PM PDT −0.8 kt2:49 PM PDT5:46 PM PDT 0.9 kt8:36 PM PDT7:18 AM PDT6:31 PM PDT1:28 AM PDT3:57 PM PDT
Thu 1612:32 AM PDT −1.5 kt3:50 AM PDT7:48 AM PDT 1.5 kt10:59 AM PDT1:45 PM PDT −1.1 kt4:04 PM PDT7:06 PM PDT 1.0 kt9:48 PM PDT7:19 AM PDT6:30 PM PDT2:35 AM PDT4:24 PM PDT
Fri 171:30 AM PDT −1.5 kt4:35 AM PDT8:28 AM PDT 1.5 kt11:35 AM PDT2:37 PM PDT −1.4 kt5:15 PM PDT8:15 PM PDT 1.1 kt10:59 PM PDT7:20 AM PDT6:28 PM PDT3:39 AM PDT4:47 PM PDT
Sat 182:23 AM PDT −1.3 kt5:14 AM PDT9:02 AM PDT 1.5 kt12:05 PM PDT3:25 PM PDT −1.7 kt6:17 PM PDT9:18 PM PDT 1.3 kt7:21 AM PDT6:27 PM PDT4:40 AM PDT5:09 PM PDT
Sun 1912:07 AM PDT3:16 AM PDT −1.2 kt5:50 AM PDT9:30 AM PDT 1.5 kt12:32 PM PDT4:10 PM PDT −1.9 kt7:10 PM PDT10:15 PM PDT 1.4 kt7:22 AM PDT6:26 PM PDT5:40 AM PDT5:30 PM PDT
Mon 201:12 AM PDT4:08 AM PDT −1.0 kt6:26 AM PDT9:56 AM PDT 1.4 kt12:57 PM PDT4:51 PM PDT −2.0 kt7:56 PM PDT11:05 PM PDT 1.5 kt7:23 AM PDT6:24 PM PDT6:39 AM PDT5:53 PM PDT
Tue 212:15 AM PDT4:57 AM PDT −0.8 kt7:04 AM PDT10:19 AM PDT 1.3 kt1:21 PM PDT5:25 PM PDT −2.0 kt8:38 PM PDT11:52 PM PDT 1.5 ktNew Moon7:24 AM PDT6:23 PM PDT7:39 AM PDT6:17 PM PDT
Wed 223:14 AM PDT5:44 AM PDT −0.7 kt7:43 AM PDT10:42 AM PDT 1.2 kt1:46 PM PDT5:50 PM PDT −1.8 kt9:17 PM PDT7:25 AM PDT6:22 PM PDT8:40 AM PDT6:44 PM PDT
Thu 2312:39 AM PDT 1.4 kt4:07 AM PDT6:29 AM PDT −0.6 kt8:24 AM PDT11:08 AM PDT 1.1 kt2:15 PM PDT6:01 PM PDT −1.7 kt9:54 PM PDT7:26 AM PDT6:20 PM PDT9:41 AM PDT7:17 PM PDT
Fri 241:27 AM PDT 1.3 kt4:56 AM PDT7:13 AM PDT −0.5 kt9:04 AM PDT11:39 AM PDT 1.1 kt2:48 PM PDT6:23 PM PDT −1.6 kt10:32 PM PDT7:27 AM PDT6:19 PM PDT10:42 AM PDT7:55 PM PDT
Sat 252:18 AM PDT 1.2 kt5:45 AM PDT7:54 AM PDT −0.4 kt9:42 AM PDT12:17 PM PDT 1.0 kt3:26 PM PDT6:58 PM PDT −1.6 kt11:13 PM PDT7:28 AM PDT6:18 PM PDT11:40 AM PDT8:41 PM PDT
Sun 263:08 AM PDT 1.0 kt6:36 AM PDT8:32 AM PDT −0.3 kt10:19 AM PDT1:01 PM PDT 1.0 kt4:08 PM PDT7:41 PM PDT −1.6 kt11:58 PM PDT7:29 AM PDT6:17 PM PDT12:33 PM PDT9:34 PM PDT
Mon 273:59 AM PDT 0.9 kt7:32 AM PDT9:12 AM PDT −0.2 kt10:59 AM PDT1:50 PM PDT 1.0 kt4:55 PM PDT8:28 PM PDT −1.6 kt7:30 AM PDT6:16 PM PDT1:20 PM PDT10:33 PM PDT
Tue 2812:46 AM PDT4:54 AM PDT 0.9 kt8:27 AM PDT10:08 AM PDT −0.2 kt11:53 AM PDT2:43 PM PDT 0.9 kt5:47 PM PDT9:19 PM PDT −1.6 kt7:31 AM PDT6:14 PM PDT2:01 PM PDT11:37 PM PDT
Wed 291:33 AM PDT5:43 AM PDT 0.9 kt9:13 AM PDT11:29 AM PDT −0.3 kt1:06 PM PDT3:41 PM PDT 0.9 kt6:46 PM PDT10:14 PM PDT −1.6 ktFirst Quarter7:32 AM PDT6:13 PM PDT2:36 PM PDT
Thu 302:16 AM PDT6:19 AM PDT 1.0 kt9:48 AM PDT12:29 PM PDT −0.5 kt2:22 PM PDT4:53 PM PDT 0.8 kt7:54 PM PDT11:14 PM PDT −1.5 kt7:33 AM PDT6:12 PM PDT3:06 PM PDT12:43 AM PDT
Fri 312:57 AM PDT6:45 AM PDT 1.2 kt10:16 AM PDT1:14 PM PDT −0.8 kt3:36 PM PDT6:23 PM PDT 0.8 kt9:09 PM PDT7:34 AM PDT6:11 PM PDT3:33 PM PDT1:50 AM PDT

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

November 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Sat 0112:14 AM PDT −1.4 kt3:37 AM PDT7:06 AM PDT 1.3 kt10:43 AM PDT1:52 PM PDT −1.2 kt4:44 PM PDT7:41 PM PDT 1.0 kt10:27 PM PDT7:35 AM PDT6:10 PM PDT3:59 PM PDT2:58 AM PDT
Sun 021:11 AM PDT −1.3 kt3:19 AM PST6:32 AM PST 1.5 kt10:10 AM PST1:28 PM PST −1.6 kt4:42 PM PST7:47 PM PST 1.2 kt10:39 PM PST6:36 AM PST5:09 PM PST3:25 PM PST3:08 AM PST
Mon 031:08 AM PST −1.2 kt4:03 AM PST7:07 AM PST 1.5 kt10:38 AM PST2:03 PM PST −1.8 kt5:33 PM PST8:46 PM PST 1.4 kt11:46 PM PST6:37 AM PST5:08 PM PST3:52 PM PST4:21 AM PST
Tue 042:08 AM PST −1.1 kt4:51 AM PST7:48 AM PST 1.6 kt11:11 AM PST2:41 PM PST −2.0 kt6:19 PM PST9:38 PM PST 1.6 kt6:38 AM PST5:07 PM PST4:24 PM PST5:37 AM PST
Wed 0512:48 AM PST3:10 AM PST −1.0 kt5:41 AM PST8:33 AM PST 1.6 kt11:47 AM PST3:21 PM PST −2.1 kt7:05 PM PST10:26 PM PST 1.7 ktFull Moon6:39 AM PST5:06 PM PST5:02 PM PST6:57 AM PST
Thu 061:48 AM PST4:09 AM PST −1.0 kt6:33 AM PST9:20 AM PST 1.5 kt12:28 PM PST4:04 PM PST −2.1 kt7:52 PM PST11:16 PM PST 1.6 kt6:40 AM PST5:05 PM PST5:49 PM PST8:18 AM PST
Fri 072:46 AM PST5:06 AM PST −0.9 kt7:26 AM PST10:07 AM PST 1.5 kt1:15 PM PST4:49 PM PST −2.1 kt8:41 PM PST6:41 AM PST5:04 PM PST6:47 PM PST9:36 AM PST
Sat 0812:12 AM PST 1.5 kt3:43 AM PST6:06 AM PST −0.8 kt8:19 AM PST10:56 AM PST 1.4 kt2:06 PM PST5:39 PM PST −2.0 kt9:34 PM PST6:43 AM PST5:03 PM PST7:54 PM PST10:44 AM PST
Sun 091:17 AM PST 1.4 kt4:43 AM PST7:09 AM PST −0.8 kt9:12 AM PST11:50 AM PST 1.3 kt3:00 PM PST6:33 PM PST −1.9 kt10:30 PM PST6:44 AM PST5:02 PM PST9:06 PM PST11:40 AM PST
Mon 102:20 AM PST 1.4 kt5:45 AM PST8:12 AM PST −0.7 kt10:10 AM PST12:51 PM PST 1.2 kt3:56 PM PST7:30 PM PST −1.8 kt11:27 PM PST6:45 AM PST5:01 PM PST10:18 PM PST12:24 PM PST
Tue 113:23 AM PST 1.4 kt6:47 AM PST9:19 AM PST −0.7 kt11:16 AM PST1:58 PM PST 1.0 kt4:56 PM PST8:28 PM PST −1.7 ktLast Quarter6:46 AM PST5:00 PM PST11:27 PM PST12:59 PM PST
Wed 1212:22 AM PST4:22 AM PST 1.4 kt7:43 AM PST10:26 AM PST −0.9 kt12:31 PM PST3:15 PM PST 0.9 kt6:05 PM PST9:35 PM PST −1.5 kt6:47 AM PST5:00 PM PST1:28 PM PST
Thu 131:11 AM PST5:14 AM PST 1.4 kt8:29 AM PST11:27 AM PST −1.1 kt1:49 PM PST4:43 PM PST 0.9 kt7:21 PM PST10:55 PM PST −1.3 kt6:48 AM PST4:59 PM PST12:32 AM PST1:52 PM PST
Fri 141:55 AM PST5:56 AM PST 1.4 kt9:07 AM PST12:20 PM PST −1.4 kt3:06 PM PST6:03 PM PST 0.9 kt8:43 PM PST6:49 AM PST4:58 PM PST1:34 AM PST2:14 PM PST
Sat 1512:01 AM PST −1.1 kt2:36 AM PST6:31 AM PST 1.4 kt9:39 AM PST1:09 PM PST −1.7 kt4:14 PM PST7:13 PM PST 1.1 kt10:04 PM PST6:50 AM PST4:57 PM PST2:34 AM PST2:36 PM PST
Sun 1612:59 AM PST −0.9 kt3:18 AM PST7:03 AM PST 1.3 kt10:08 AM PST1:54 PM PST −1.9 kt5:08 PM PST8:15 PM PST 1.3 kt11:18 PM PST6:51 AM PST4:57 PM PST3:33 AM PST2:57 PM PST
Mon 171:57 AM PST −0.7 kt4:00 AM PST7:33 AM PST 1.2 kt10:36 AM PST2:38 PM PST −2.0 kt5:54 PM PST9:09 PM PST 1.5 kt6:52 AM PST4:56 PM PST4:33 AM PST3:21 PM PST
Tue 1812:22 AM PST2:54 AM PST −0.6 kt4:44 AM PST8:04 AM PST 1.2 kt11:03 AM PST3:16 PM PST −1.9 kt6:35 PM PST9:55 PM PST 1.5 kt6:53 AM PST4:55 PM PST5:33 AM PST3:47 PM PST
Wed 191:19 AM PST3:44 AM PST −0.6 kt5:29 AM PST8:35 AM PST 1.1 kt11:32 AM PST3:47 PM PST −1.8 kt7:13 PM PST10:38 PM PST 1.5 ktNew Moon6:54 AM PST4:55 PM PST6:34 AM PST4:18 PM PST
Thu 202:09 AM PST4:29 AM PST −0.5 kt6:12 AM PST9:06 AM PST 1.1 kt12:04 PM PST4:02 PM PST −1.8 kt7:50 PM PST11:21 PM PST 1.4 kt6:55 AM PST4:54 PM PST7:34 AM PST4:55 PM PST
Fri 212:54 AM PST5:11 AM PST −0.5 kt6:54 AM PST9:39 AM PST 1.1 kt12:39 PM PST4:18 PM PST −1.7 kt8:26 PM PST6:56 AM PST4:54 PM PST8:33 AM PST5:38 PM PST
Sat 2212:06 AM PST 1.3 kt3:38 AM PST5:49 AM PST −0.4 kt7:32 AM PST10:14 AM PST 1.1 kt1:17 PM PST4:50 PM PST −1.7 kt9:04 PM PST6:57 AM PST4:53 PM PST9:28 AM PST6:29 PM PST
Sun 2312:52 AM PST 1.1 kt4:23 AM PST6:26 AM PST −0.4 kt8:09 AM PST10:52 AM PST 1.1 kt1:58 PM PST5:30 PM PST −1.8 kt9:42 PM PST6:58 AM PST4:53 PM PST10:17 AM PST7:26 PM PST
Mon 241:36 AM PST 1.1 kt5:09 AM PST7:02 AM PST −0.3 kt8:49 AM PST11:35 AM PST 1.1 kt2:41 PM PST6:14 PM PST −1.8 kt10:21 PM PST7:00 AM PST4:52 PM PST11:00 AM PST8:28 PM PST
Tue 252:12 AM PST 1.0 kt5:54 AM PST7:43 AM PST −0.3 kt9:38 AM PST12:25 PM PST 1.1 kt3:27 PM PST7:02 PM PST −1.8 kt11:00 PM PST7:01 AM PST4:52 PM PST11:35 AM PST9:32 PM PST
Wed 262:39 AM PST 1.1 kt6:33 AM PST8:32 AM PST −0.4 kt10:44 AM PST1:22 PM PST 1.0 kt4:19 PM PST7:50 PM PST −1.7 kt11:39 PM PST7:02 AM PST4:52 PM PST12:06 PM PST10:37 PM PST
Thu 272:58 AM PST 1.2 kt7:06 AM PST9:31 AM PST −0.6 kt12:01 PM PST2:25 PM PST 0.8 kt5:22 PM PST8:43 PM PST −1.6 ktFirst Quarter7:03 AM PST4:51 PM PST12:34 PM PST11:43 PM PST
Fri 2812:18 AM PST3:22 AM PST 1.3 kt7:36 AM PST10:35 AM PST −0.9 kt1:17 PM PST3:45 PM PST 0.8 kt6:40 PM PST9:41 PM PST −1.3 kt7:04 AM PST4:51 PM PST12:59 PM PST
Sat 2912:59 AM PST4:00 AM PST 1.4 kt8:06 AM PST11:25 AM PST −1.2 kt2:27 PM PST5:21 PM PST 0.9 kt8:06 PM PST10:46 PM PST −1.1 kt7:05 AM PST4:51 PM PST1:24 PM PST12:49 AM PST
Sun 301:43 AM PST4:45 AM PST 1.4 kt8:38 AM PST12:06 PM PST −1.6 kt3:29 PM PST6:37 PM PST 1.1 kt9:31 PM PST11:52 PM PST −0.9 kt7:06 AM PST4:50 PM PST1:49 PM PST1:58 AM PST

Alcatraz Island, 0.5 mi north of (depth 74 ft), San Francisco Bay, California Current
37.8351° N, 122.4201° W
Flood direction 69° true
Ebb direction 237° true

December 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 012:33 AM PST5:35 AM PST 1.5 kt9:13 AM PST12:45 PM PST −1.8 kt4:24 PM PST7:42 PM PST 1.3 kt10:44 PM PST7:07 AM PST4:50 PM PST2:18 PM PST3:10 AM PST
Tue 0212:56 AM PST −0.9 kt3:28 AM PST6:25 AM PST 1.5 kt9:53 AM PST1:26 PM PST −2.0 kt5:13 PM PST8:40 PM PST 1.5 kt11:48 PM PST7:07 AM PST4:50 PM PST2:52 PM PST4:26 AM PST
Wed 032:03 AM PST −0.8 kt4:26 AM PST7:19 AM PST 1.5 kt10:36 AM PST2:11 PM PST −2.1 kt6:01 PM PST9:32 PM PST 1.6 kt7:08 AM PST4:50 PM PST3:34 PM PST5:45 AM PST
Thu 0412:47 AM PST3:09 AM PST −0.8 kt5:22 AM PST8:13 AM PST 1.5 kt11:22 AM PST3:00 PM PST −2.1 kt6:50 PM PST10:21 PM PST 1.6 ktFull Moon7:09 AM PST4:50 PM PST4:26 PM PST7:05 AM PST
Fri 051:43 AM PST4:09 AM PST −0.9 kt6:17 AM PST9:07 AM PST 1.5 kt12:11 PM PST3:49 PM PST −2.1 kt7:40 PM PST11:12 PM PST 1.6 kt7:10 AM PST4:50 PM PST5:30 PM PST8:20 AM PST
Sat 062:39 AM PST5:05 AM PST −0.9 kt7:10 AM PST9:57 AM PST 1.5 kt1:02 PM PST4:39 PM PST −2.1 kt8:31 PM PST7:11 AM PST4:50 PM PST6:43 PM PST9:24 AM PST
Sun 0712:08 AM PST 1.6 kt3:35 AM PST6:03 AM PST −0.8 kt8:03 AM PST10:47 AM PST 1.4 kt1:53 PM PST5:29 PM PST −2.1 kt9:21 PM PST7:12 AM PST4:50 PM PST7:58 PM PST10:16 AM PST
Mon 081:06 AM PST 1.5 kt4:31 AM PST7:02 AM PST −0.8 kt8:59 AM PST11:41 AM PST 1.3 kt2:46 PM PST6:21 PM PST −2.0 kt10:09 PM PST7:13 AM PST4:50 PM PST9:11 PM PST10:56 AM PST
Tue 091:59 AM PST 1.5 kt5:25 AM PST8:00 AM PST −0.9 kt10:00 AM PST12:44 PM PST 1.1 kt3:41 PM PST7:12 PM PST −1.8 kt10:54 PM PST7:13 AM PST4:50 PM PST10:20 PM PST11:28 AM PST
Wed 102:46 AM PST 1.5 kt6:13 AM PST8:59 AM PST −1.0 kt11:11 AM PST1:56 PM PST 1.0 kt4:42 PM PST8:04 PM PST −1.5 kt11:37 PM PST7:14 AM PST4:50 PM PST11:25 PM PST11:54 AM PST
Thu 113:28 AM PST 1.4 kt6:54 AM PST9:59 AM PST −1.1 kt12:28 PM PST3:13 PM PST 0.9 kt5:55 PM PST9:00 PM PST −1.2 ktLast Quarter7:15 AM PST4:50 PM PST12:18 PM PST
Fri 1212:17 AM PST4:08 AM PST 1.4 kt7:31 AM PST10:57 AM PST −1.4 kt1:45 PM PST4:40 PM PST 0.9 kt7:19 PM PST10:18 PM PST −0.9 kt7:16 AM PST4:50 PM PST12:27 AM PST12:40 PM PST
Sat 1312:58 AM PST4:47 AM PST 1.3 kt8:04 AM PST11:49 AM PST −1.6 kt2:56 PM PST5:59 PM PST 1.0 kt8:50 PM PST11:39 PM PST −0.6 kt7:16 AM PST4:51 PM PST1:27 AM PST1:02 PM PST
Sun 141:41 AM PST5:24 AM PST 1.2 kt8:37 AM PST12:36 PM PST −1.8 kt3:57 PM PST7:06 PM PST 1.2 kt10:17 PM PST7:17 AM PST4:51 PM PST2:26 AM PST1:25 PM PST
Mon 1512:43 AM PST −0.5 kt2:28 AM PST6:02 AM PST 1.1 kt9:10 AM PST1:21 PM PST −1.8 kt4:47 PM PST8:05 PM PST 1.3 kt11:28 PM PST7:18 AM PST4:51 PM PST3:26 AM PST1:50 PM PST
Tue 161:41 AM PST −0.5 kt3:20 AM PST6:40 AM PST 1.0 kt9:45 AM PST2:04 PM PST −1.8 kt5:31 PM PST8:57 PM PST 1.4 kt7:18 AM PST4:52 PM PST4:26 AM PST2:19 PM PST
Wed 1712:23 AM PST2:36 AM PST −0.5 kt4:12 AM PST7:20 AM PST 1.0 kt10:21 AM PST2:42 PM PST −1.7 kt6:12 PM PST9:42 PM PST 1.4 kt7:19 AM PST4:52 PM PST5:27 AM PST2:54 PM PST
Thu 181:09 AM PST3:25 AM PST −0.5 kt5:00 AM PST8:00 AM PST 1.0 kt10:58 AM PST3:09 PM PST −1.7 kt6:50 PM PST10:23 PM PST 1.4 kt7:20 AM PST4:52 PM PST6:27 AM PST3:36 PM PST
Fri 191:52 AM PST4:08 AM PST −0.5 kt5:42 AM PST8:39 AM PST 1.1 kt11:35 AM PST3:21 PM PST −1.7 kt7:27 PM PST11:02 PM PST 1.3 ktNew Moon7:20 AM PST4:53 PM PST7:23 AM PST4:25 PM PST
Sat 202:34 AM PST4:46 AM PST −0.4 kt6:21 AM PST9:15 AM PST 1.1 kt12:13 PM PST3:49 PM PST −1.8 kt8:01 PM PST11:41 PM PST 1.2 kt7:21 AM PST4:53 PM PST8:15 AM PST5:21 PM PST
Sun 213:14 AM PST5:21 AM PST −0.4 kt7:00 AM PST9:52 AM PST 1.2 kt12:53 PM PST4:25 PM PST −1.9 kt8:35 PM PST7:21 AM PST4:54 PM PST8:59 AM PST6:22 PM PST
Mon 2212:16 AM PST 1.2 kt3:52 AM PST5:55 AM PST −0.4 kt7:43 AM PST10:31 AM PST 1.2 kt1:35 PM PST5:05 PM PST −2.0 kt9:08 PM PST7:22 AM PST4:54 PM PST9:37 AM PST7:26 PM PST
Tue 2312:45 AM PST 1.2 kt4:27 AM PST6:31 AM PST −0.5 kt8:34 AM PST11:16 AM PST 1.2 kt2:19 PM PST5:49 PM PST −2.0 kt9:40 PM PST7:22 AM PST4:55 PM PST10:09 AM PST8:31 PM PST
Wed 241:03 AM PST 1.3 kt4:58 AM PST7:12 AM PST −0.6 kt9:33 AM PST12:08 PM PST 1.1 kt3:08 PM PST6:35 PM PST −1.9 kt10:13 PM PST7:23 AM PST4:55 PM PST10:37 AM PST9:35 PM PST
Thu 251:18 AM PST 1.4 kt5:26 AM PST7:54 AM PST −0.8 kt10:40 AM PST1:10 PM PST 1.0 kt4:06 PM PST7:24 PM PST −1.7 kt10:48 PM PST7:23 AM PST4:56 PM PST11:02 AM PST10:40 PM PST
Fri 261:45 AM PST 1.5 kt5:55 AM PST8:39 AM PST −1.1 kt11:52 AM PST2:18 PM PST 0.9 kt5:17 PM PST8:17 PM PST −1.4 kt11:27 PM PST7:23 AM PST4:57 PM PST11:26 AM PST11:46 PM PST
Sat 272:21 AM PST 1.5 kt6:25 AM PST9:29 AM PST −1.3 kt1:00 PM PST3:41 PM PST 0.8 kt6:42 PM PST9:17 PM PST −1.0 ktFirst Quarter7:24 AM PST4:57 PM PST11:50 AM PST
Sun 2812:12 AM PST3:05 AM PST 1.5 kt7:00 AM PST10:24 AM PST −1.5 kt2:03 PM PST5:14 PM PST 1.0 kt8:10 PM PST10:27 PM PST −0.8 kt7:24 AM PST4:58 PM PST12:16 PM PST12:53 AM PST
Mon 291:04 AM PST3:57 AM PST 1.4 kt7:41 AM PST11:18 AM PST −1.7 kt3:03 PM PST6:29 PM PST 1.1 kt9:33 PM PST11:43 PM PST −0.7 kt7:24 AM PST4:59 PM PST12:46 PM PST2:04 AM PST
Tue 302:03 AM PST4:57 AM PST 1.4 kt8:29 AM PST12:09 PM PST −1.8 kt4:00 PM PST7:34 PM PST 1.3 kt10:42 PM PST7:24 AM PST5:00 PM PST1:23 PM PST3:19 AM PST
Wed 3112:54 AM PST −0.7 kt3:07 AM PST6:01 AM PST 1.3 kt9:22 AM PST1:00 PM PST −1.9 kt4:58 PM PST8:37 PM PST 1.4 kt11:45 PM PST7:25 AM PST5:00 PM PST2:09 PM PST4:37 AM PST

NOT FOR NAVIGATION

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  The author and the publisher each assume no liability for damages arising from use of these predictions.  They are not certified to be correct, and they do not incorporate the effects of tropical storms, El Niño, seismic events, subsidence, uplift, or changes in global sea level.

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