Alcatraz Island, southwest of (depth 2 ft), San Francisco Bay, California Current
37.8143° N, 122.4320° W
Flood direction 86° true
Ebb direction 271° true

October 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Wed 013:18 AM PDT6:35 AM PDT 1.1 kt9:14 AM PDT11:37 AM PDT −0.8 kt2:29 PM PDT4:42 PM PDT 0.9 kt7:19 PM PDT11:16 PM PDT −1.5 kt7:05 AM PDT6:52 PM PDT4:05 PM PDT12:45 AM PDT
Thu 023:58 AM PDT7:10 AM PDT 1.2 kt9:54 AM PDT12:26 PM PDT −1.0 kt3:28 PM PDT5:44 PM PDT 1.0 kt8:34 PM PDT7:06 AM PDT6:50 PM PDT4:38 PM PDT1:52 AM PDT
Fri 0312:19 AM PDT −1.7 kt4:33 AM PDT7:37 AM PDT 1.4 kt10:28 AM PDT1:07 PM PDT −1.3 kt4:20 PM PDT6:44 PM PDT 1.2 kt9:42 PM PDT7:07 AM PDT6:49 PM PDT5:08 PM PDT3:01 AM PDT
Sat 041:10 AM PDT −1.9 kt5:06 AM PDT8:01 AM PDT 1.6 kt10:59 AM PDT1:46 PM PDT −1.6 kt5:10 PM PDT7:44 PM PDT 1.4 kt10:44 PM PDT7:08 AM PDT6:47 PM PDT5:35 PM PDT4:11 AM PDT
Sun 051:57 AM PDT −2.0 kt5:38 AM PDT8:28 AM PDT 1.7 kt11:28 AM PDT2:24 PM PDT −2.0 kt6:01 PM PDT8:44 PM PDT 1.6 kt11:41 PM PDT7:09 AM PDT6:46 PM PDT6:01 PM PDT5:22 AM PDT
Mon 062:43 AM PDT −2.0 kt6:11 AM PDT9:00 AM PDT 1.9 kt11:59 AM PDT3:02 PM PDT −2.3 kt6:52 PM PDT9:39 PM PDT 1.7 ktFull Moon7:10 AM PDT6:44 PM PDT6:28 PM PDT6:35 AM PDT
Tue 0712:38 AM PDT3:30 AM PDT −2.0 kt6:44 AM PDT9:34 AM PDT 2.0 kt12:31 PM PDT3:41 PM PDT −2.5 kt7:44 PM PDT10:33 PM PDT 1.8 kt7:11 AM PDT6:43 PM PDT6:57 PM PDT7:50 AM PDT
Wed 081:35 AM PDT4:17 AM PDT −1.8 kt7:18 AM PDT10:11 AM PDT 2.1 kt1:05 PM PDT4:22 PM PDT −2.7 kt8:36 PM PDT11:28 PM PDT 1.7 kt7:12 AM PDT6:41 PM PDT7:31 PM PDT9:07 AM PDT
Thu 092:33 AM PDT5:06 AM PDT −1.6 kt7:55 AM PDT10:51 AM PDT 2.1 kt1:42 PM PDT5:04 PM PDT −2.7 kt9:30 PM PDT7:13 AM PDT6:40 PM PDT8:12 PM PDT10:27 AM PDT
Fri 1012:29 AM PDT 1.6 kt3:33 AM PDT5:57 AM PDT −1.4 kt8:36 AM PDT11:33 AM PDT 1.9 kt2:22 PM PDT5:49 PM PDT −2.6 kt10:29 PM PDT7:13 AM PDT6:38 PM PDT9:02 PM PDT11:45 AM PDT
Sat 111:39 AM PDT 1.5 kt4:35 AM PDT6:52 AM PDT −1.2 kt9:23 AM PDT12:21 PM PDT 1.7 kt3:07 PM PDT6:39 PM PDT −2.4 kt11:35 PM PDT7:14 AM PDT6:37 PM PDT10:02 PM PDT12:56 PM PDT
Sun 122:56 AM PDT 1.4 kt5:41 AM PDT7:50 AM PDT −1.0 kt10:21 AM PDT1:14 PM PDT 1.4 kt3:59 PM PDT7:35 PM PDT −2.1 kt7:15 AM PDT6:35 PM PDT11:09 PM PDT1:57 PM PDT
Mon 1312:46 AM PDT4:09 AM PDT 1.4 kt6:48 AM PDT8:54 AM PDT −0.9 kt11:39 AM PDT2:15 PM PDT 1.1 kt5:02 PM PDT8:41 PM PDT −1.8 ktLast Quarter7:16 AM PDT6:34 PM PDT2:47 PM PDT
Tue 141:53 AM PDT5:12 AM PDT 1.5 kt7:52 AM PDT10:08 AM PDT −0.9 kt1:08 PM PDT3:26 PM PDT 0.9 kt6:20 PM PDT10:10 PM PDT −1.6 kt7:17 AM PDT6:32 PM PDT12:19 AM PDT3:26 PM PDT
Wed 152:50 AM PDT6:06 AM PDT 1.6 kt8:48 AM PDT11:22 AM PDT −1.1 kt2:29 PM PDT4:51 PM PDT 0.9 kt7:45 PM PDT11:49 PM PDT −1.6 kt7:18 AM PDT6:31 PM PDT1:29 AM PDT3:57 PM PDT
Thu 163:39 AM PDT6:53 AM PDT 1.7 kt9:36 AM PDT12:25 PM PDT −1.4 kt3:38 PM PDT6:21 PM PDT 1.0 kt9:04 PM PDT7:19 AM PDT6:30 PM PDT2:35 AM PDT4:24 PM PDT
Fri 1712:49 AM PDT −1.7 kt4:20 AM PDT7:34 AM PDT 1.7 kt10:17 AM PDT1:14 PM PDT −1.7 kt4:37 PM PDT7:35 PM PDT 1.2 kt10:12 PM PDT7:20 AM PDT6:28 PM PDT3:39 AM PDT4:47 PM PDT
Sat 181:33 AM PDT −1.7 kt4:57 AM PDT8:10 AM PDT 1.7 kt10:52 AM PDT1:56 PM PDT −1.9 kt5:29 PM PDT8:36 PM PDT 1.4 kt11:12 PM PDT7:21 AM PDT6:27 PM PDT4:40 AM PDT5:09 PM PDT
Sun 192:15 AM PDT −1.7 kt5:32 AM PDT8:37 AM PDT 1.7 kt11:22 AM PDT2:34 PM PDT −2.1 kt6:19 PM PDT9:28 PM PDT 1.5 kt7:22 AM PDT6:26 PM PDT5:40 AM PDT5:30 PM PDT
Mon 2012:07 AM PDT2:56 AM PDT −1.6 kt6:05 AM PDT8:56 AM PDT 1.6 kt11:50 AM PDT3:08 PM PDT −2.2 kt7:06 PM PDT10:16 PM PDT 1.6 kt7:23 AM PDT6:24 PM PDT6:39 AM PDT5:53 PM PDT
Tue 2112:59 AM PDT3:37 AM PDT −1.5 kt6:37 AM PDT9:18 AM PDT 1.6 kt12:16 PM PDT3:41 PM PDT −2.3 kt7:51 PM PDT11:02 PM PDT 1.6 ktNew Moon7:24 AM PDT6:23 PM PDT7:39 AM PDT6:17 PM PDT
Wed 221:50 AM PDT4:18 AM PDT −1.3 kt7:10 AM PDT9:46 AM PDT 1.6 kt12:42 PM PDT4:11 PM PDT −2.3 kt8:36 PM PDT11:47 PM PDT 1.5 kt7:25 AM PDT6:22 PM PDT8:40 AM PDT6:44 PM PDT
Thu 232:38 AM PDT5:00 AM PDT −1.2 kt7:43 AM PDT10:20 AM PDT 1.5 kt1:07 PM PDT4:41 PM PDT −2.2 kt9:18 PM PDT7:26 AM PDT6:20 PM PDT9:41 AM PDT7:17 PM PDT
Fri 2412:33 AM PDT 1.4 kt3:25 AM PDT5:43 AM PDT −1.1 kt8:18 AM PDT10:56 AM PDT 1.5 kt1:36 PM PDT5:12 PM PDT −2.1 kt10:01 PM PDT7:27 AM PDT6:19 PM PDT10:42 AM PDT7:55 PM PDT
Sat 251:21 AM PDT 1.2 kt4:13 AM PDT6:27 AM PDT −0.9 kt8:56 AM PDT11:37 AM PDT 1.3 kt2:08 PM PDT5:46 PM PDT −2.0 kt10:47 PM PDT7:28 AM PDT6:18 PM PDT11:40 AM PDT8:41 PM PDT
Sun 262:12 AM PDT 1.1 kt5:02 AM PDT7:13 AM PDT −0.8 kt9:39 AM PDT12:22 PM PDT 1.2 kt2:45 PM PDT6:26 PM PDT −1.8 kt11:39 PM PDT7:29 AM PDT6:17 PM PDT12:33 PM PDT9:34 PM PDT
Mon 273:08 AM PDT 1.0 kt5:54 AM PDT8:02 AM PDT −0.7 kt10:31 AM PDT1:12 PM PDT 1.0 kt3:29 PM PDT7:13 PM PDT −1.7 kt7:30 AM PDT6:16 PM PDT1:20 PM PDT10:33 PM PDT
Tue 2812:35 AM PDT4:04 AM PDT 1.0 kt6:47 AM PDT8:54 AM PDT −0.7 kt11:38 AM PDT2:09 PM PDT 0.9 kt4:23 PM PDT8:10 PM PDT −1.6 kt7:31 AM PDT6:14 PM PDT2:01 PM PDT11:37 PM PDT
Wed 291:29 AM PDT4:51 AM PDT 1.0 kt7:37 AM PDT9:53 AM PDT −0.8 kt12:56 PM PDT3:11 PM PDT 0.8 kt5:32 PM PDT9:19 PM PDT −1.5 ktFirst Quarter7:32 AM PDT6:13 PM PDT2:36 PM PDT
Thu 302:16 AM PDT5:27 AM PDT 1.2 kt8:22 AM PDT10:53 AM PDT −0.9 kt2:08 PM PDT4:18 PM PDT 0.8 kt6:52 PM PDT10:36 PM PDT −1.5 kt7:33 AM PDT6:12 PM PDT3:06 PM PDT12:43 AM PDT
Fri 312:57 AM PDT5:56 AM PDT 1.3 kt9:00 AM PDT11:45 AM PDT −1.2 kt3:11 PM PDT5:26 PM PDT 1.0 kt8:13 PM PDT11:43 PM PDT −1.6 kt7:34 AM PDT6:11 PM PDT3:33 PM PDT1:50 AM PDT

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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