Alcatraz Island, south of, San Francisco Bay, California Current
37.8183° N, 122.4220° W
Flood direction 93° true
Ebb direction 286° true

September 2026

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Tue 011:24 AM PDT 1.4 kt4:32 AM PDT7:02 AM PDT −1.7 kt10:08 AM PDT1:31 PM PDT 1.6 kt4:19 PM PDT7:01 PM PDT −3.2 kt11:04 PM PDT6:39 AM PDT7:38 PM PDT9:50 PM PDT11:31 AM PDT
Wed 022:16 AM PDT 1.3 kt5:34 AM PDT7:53 AM PDT −1.3 kt10:45 AM PDT2:16 PM PDT 1.4 kt4:59 PM PDT7:42 PM PDT −3.1 kt11:55 PM PDT6:40 AM PDT7:37 PM PDT10:29 PM PDT12:44 PM PDT
Thu 033:14 AM PDT 1.3 kt6:46 AM PDT9:03 AM PDT −0.9 kt11:30 AM PDT3:08 PM PDT 1.3 kt5:46 PM PDT8:32 PM PDT −2.9 kt6:41 AM PDT7:35 PM PDT11:17 PM PDT1:56 PM PDT
Fri 0412:54 AM PDT4:16 AM PDT 1.2 kt8:11 AM PDT10:22 AM PDT −0.8 kt12:31 PM PDT4:07 PM PDT 1.1 kt6:45 PM PDT9:34 PM PDT −2.5 ktLast Quarter6:42 AM PDT7:34 PM PDT3:05 PM PDT
Sat 052:07 AM PDT5:24 AM PDT 1.2 kt9:27 AM PDT11:38 AM PDT −0.8 kt1:50 PM PDT5:14 PM PDT 1.0 kt7:58 PM PDT10:51 PM PDT −2.2 kt6:43 AM PDT7:32 PM PDT12:15 AM PDT4:07 PM PDT
Sun 063:30 AM PDT6:34 AM PDT 1.3 kt10:26 AM PDT12:44 PM PDT −1.1 kt3:18 PM PDT6:25 PM PDT 1.1 kt9:18 PM PDT6:44 AM PDT7:31 PM PDT1:23 AM PDT4:59 PM PDT
Mon 0712:26 AM PDT −2.1 kt4:46 AM PDT7:35 AM PDT 1.4 kt11:14 AM PDT1:40 PM PDT −1.5 kt4:42 PM PDT7:33 PM PDT 1.2 kt10:34 PM PDT6:44 AM PDT7:29 PM PDT2:37 AM PDT5:41 PM PDT
Tue 081:43 AM PDT −2.3 kt5:48 AM PDT8:29 AM PDT 1.5 kt11:56 AM PDT2:31 PM PDT −1.8 kt5:54 PM PDT8:34 PM PDT 1.4 kt11:40 PM PDT6:45 AM PDT7:28 PM PDT3:52 AM PDT6:15 PM PDT
Wed 092:45 AM PDT −2.4 kt6:41 AM PDT9:17 AM PDT 1.7 kt12:37 PM PDT3:21 PM PDT −2.2 kt6:56 PM PDT9:30 PM PDT 1.6 kt6:46 AM PDT7:26 PM PDT5:05 AM PDT6:45 PM PDT
Thu 1012:38 AM PDT3:42 AM PDT −2.5 kt7:25 AM PDT10:02 AM PDT 1.8 kt1:16 PM PDT4:11 PM PDT −2.5 kt7:52 PM PDT10:23 PM PDT 1.7 ktNew Moon6:47 AM PDT7:25 PM PDT6:16 AM PDT7:11 PM PDT
Fri 111:33 AM PDT4:35 AM PDT −2.4 kt8:04 AM PDT10:44 AM PDT 1.9 kt1:54 PM PDT4:58 PM PDT −2.8 kt8:45 PM PDT11:14 PM PDT 1.7 kt6:48 AM PDT7:23 PM PDT7:24 AM PDT7:36 PM PDT
Sat 122:27 AM PDT5:22 AM PDT −2.3 kt8:39 AM PDT11:24 AM PDT 1.9 kt2:31 PM PDT5:39 PM PDT −2.9 kt9:35 PM PDT6:49 AM PDT7:21 PM PDT8:30 AM PDT8:00 PM PDT
Sun 1312:02 AM PDT 1.7 kt3:22 AM PDT6:07 AM PDT −2.1 kt9:10 AM PDT12:03 PM PDT 1.8 kt3:07 PM PDT6:13 PM PDT −3.0 kt10:21 PM PDT6:49 AM PDT7:20 PM PDT9:36 AM PDT8:26 PM PDT
Mon 1412:51 AM PDT 1.6 kt4:19 AM PDT6:51 AM PDT −1.7 kt9:40 AM PDT12:42 PM PDT 1.6 kt3:41 PM PDT6:42 PM PDT −2.9 kt11:05 PM PDT6:50 AM PDT7:18 PM PDT10:40 AM PDT8:55 PM PDT
Tue 151:41 AM PDT 1.4 kt5:18 AM PDT7:38 AM PDT −1.4 kt10:10 AM PDT1:22 PM PDT 1.4 kt4:15 PM PDT7:07 PM PDT −2.6 kt11:45 PM PDT6:51 AM PDT7:17 PM PDT11:45 AM PDT9:28 PM PDT
Wed 162:34 AM PDT 1.3 kt6:22 AM PDT8:31 AM PDT −1.0 kt10:44 AM PDT2:04 PM PDT 1.1 kt4:50 PM PDT7:36 PM PDT −2.3 kt6:52 AM PDT7:15 PM PDT12:47 PM PDT10:07 PM PDT
Thu 1712:26 AM PDT3:29 AM PDT 1.1 kt7:35 AM PDT9:28 AM PDT −0.8 kt11:27 AM PDT2:51 PM PDT 0.9 kt5:28 PM PDT8:12 PM PDT −1.8 kt6:53 AM PDT7:14 PM PDT1:46 PM PDT10:52 PM PDT
Fri 181:11 AM PDT4:30 AM PDT 1.0 kt8:49 AM PDT10:27 AM PDT −0.6 kt12:23 PM PDT3:43 PM PDT 0.6 kt6:15 PM PDT9:02 PM PDT −1.4 ktFirst Quarter6:54 AM PDT7:12 PM PDT2:40 PM PDT11:43 PM PDT
Sat 192:12 AM PDT5:39 AM PDT 1.0 kt9:50 AM PDT11:27 AM PDT −0.7 kt1:38 PM PDT4:43 PM PDT 0.5 kt7:23 PM PDT10:21 PM PDT −1.0 kt6:55 AM PDT7:11 PM PDT3:27 PM PDT
Sun 203:22 AM PDT6:45 AM PDT 1.0 kt10:38 AM PDT12:24 PM PDT −0.8 kt3:03 PM PDT5:50 PM PDT 0.5 kt8:49 PM PDT6:55 AM PDT7:09 PM PDT4:08 PM PDT12:40 AM PDT
Mon 2112:13 AM PDT −1.0 kt4:22 AM PDT7:34 AM PDT 1.1 kt11:16 AM PDT1:13 PM PDT −1.1 kt4:12 PM PDT6:55 PM PDT 0.6 kt10:02 PM PDT6:56 AM PDT7:07 PM PDT4:43 PM PDT1:40 AM PDT
Tue 221:15 AM PDT −1.3 kt5:10 AM PDT8:11 AM PDT 1.2 kt11:47 AM PDT1:55 PM PDT −1.3 kt5:05 PM PDT7:49 PM PDT 0.8 kt10:57 PM PDT6:57 AM PDT7:06 PM PDT5:13 PM PDT2:43 AM PDT
Wed 232:00 AM PDT −1.6 kt5:47 AM PDT8:44 AM PDT 1.3 kt12:14 PM PDT2:33 PM PDT −1.6 kt5:50 PM PDT8:37 PM PDT 1.0 kt11:43 PM PDT6:58 AM PDT7:04 PM PDT5:39 PM PDT3:47 AM PDT
Thu 242:40 AM PDT −1.8 kt6:19 AM PDT9:17 AM PDT 1.4 kt12:38 PM PDT3:09 PM PDT −2.0 kt6:34 PM PDT9:22 PM PDT 1.1 kt6:59 AM PDT7:03 PM PDT6:04 PM PDT4:50 AM PDT
Fri 2512:27 AM PDT3:20 AM PDT −2.0 kt6:47 AM PDT9:50 AM PDT 1.6 kt1:02 PM PDT3:43 PM PDT −2.4 kt7:17 PM PDT10:07 PM PDT 1.3 kt7:00 AM PDT7:01 PM PDT6:28 PM PDT5:55 AM PDT
Sat 261:12 AM PDT4:00 AM PDT −2.0 kt7:16 AM PDT10:25 AM PDT 1.7 kt1:27 PM PDT4:14 PM PDT −2.8 kt7:59 PM PDT10:52 PM PDT 1.5 ktFull Moon7:01 AM PDT7:00 PM PDT6:53 PM PDT7:01 AM PDT
Sun 272:00 AM PDT4:41 AM PDT −1.9 kt7:46 AM PDT11:01 AM PDT 1.7 kt1:54 PM PDT4:44 PM PDT −3.2 kt8:41 PM PDT11:36 PM PDT 1.6 kt7:01 AM PDT6:58 PM PDT7:20 PM PDT8:08 AM PDT
Mon 282:50 AM PDT5:22 AM PDT −1.8 kt8:19 AM PDT11:38 AM PDT 1.7 kt2:24 PM PDT5:14 PM PDT −3.6 kt9:22 PM PDT7:02 AM PDT6:57 PM PDT7:51 PM PDT9:19 AM PDT
Tue 2912:21 AM PDT 1.6 kt3:42 AM PDT6:04 AM PDT −1.5 kt8:54 AM PDT12:17 PM PDT 1.7 kt2:58 PM PDT5:47 PM PDT −3.8 kt10:02 PM PDT7:03 AM PDT6:55 PM PDT8:28 PM PDT10:32 AM PDT
Wed 301:08 AM PDT 1.6 kt4:37 AM PDT6:48 AM PDT −1.3 kt9:32 AM PDT12:59 PM PDT 1.5 kt3:37 PM PDT6:24 PM PDT −3.8 kt10:44 PM PDT7:04 AM PDT6:53 PM PDT9:14 PM PDT11:46 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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