Alcatraz Island, southwest of (depth 57 ft), San Francisco Bay, California Current
37.8143° N, 122.4320° W
Flood direction 88° true
Ebb direction 260° true

September 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 012:29 AM PDT6:41 AM PDT 0.7 kt11:16 AM PDT12:11 PM PDT −0.1 kt12:55 PM PDT3:24 PM PDT 0.4 kt6:59 PM PDT10:17 PM PDT −0.7 kt
11:31 PM PDT −0.7 kt
6:40 AM PDT7:38 PM PDT3:58 PM PDT12:04 AM PDT
Tue 0212:08 AM PDT −0.7 kt3:53 AM PDT7:31 AM PDT 0.9 kt11:34 AM PDT1:01 PM PDT −0.2 kt2:13 PM PDT5:28 PM PDT 0.4 kt8:11 PM PDT6:40 AM PDT7:36 PM PDT4:49 PM PDT12:57 AM PDT
Wed 0312:59 AM PDT −0.8 kt4:35 AM PDT8:09 AM PDT 1.0 kt11:45 AM PDT1:44 PM PDT −0.3 kt3:19 PM PDT6:38 PM PDT 0.6 kt9:14 PM PDT6:41 AM PDT7:35 PM PDT5:32 PM PDT1:57 AM PDT
Thu 041:27 AM PDT −1.0 kt5:02 AM PDT8:40 AM PDT 1.1 kt11:57 AM PDT2:22 PM PDT −0.5 kt4:15 PM PDT7:26 PM PDT 0.7 kt10:09 PM PDT6:42 AM PDT7:33 PM PDT6:09 PM PDT3:04 AM PDT
Fri 051:47 AM PDT −1.1 kt5:26 AM PDT9:06 AM PDT 1.2 kt12:13 PM PDT2:53 PM PDT −0.7 kt5:04 PM PDT8:08 PM PDT 0.9 kt10:59 PM PDT6:43 AM PDT7:32 PM PDT6:41 PM PDT4:13 AM PDT
Sat 062:20 AM PDT −1.2 kt5:52 AM PDT9:29 AM PDT 1.3 kt12:33 PM PDT3:20 PM PDT −0.9 kt5:48 PM PDT8:49 PM PDT 1.1 kt11:47 PM PDT6:44 AM PDT7:30 PM PDT7:10 PM PDT5:24 AM PDT
Sun 073:01 AM PDT −1.3 kt6:22 AM PDT9:47 AM PDT 1.4 kt12:54 PM PDT3:46 PM PDT −1.1 kt6:31 PM PDT9:27 PM PDT 1.3 ktFull Moon6:45 AM PDT7:29 PM PDT7:36 PM PDT6:35 AM PDT
Mon 0812:36 AM PDT3:44 AM PDT −1.4 kt6:55 AM PDT10:03 AM PDT 1.4 kt1:19 PM PDT4:16 PM PDT −1.3 kt7:14 PM PDT10:05 PM PDT 1.4 kt6:46 AM PDT7:27 PM PDT8:02 PM PDT7:47 AM PDT
Tue 091:26 AM PDT4:26 AM PDT −1.3 kt7:29 AM PDT10:23 AM PDT 1.5 kt1:48 PM PDT4:50 PM PDT −1.5 kt8:00 PM PDT10:44 PM PDT 1.4 kt6:46 AM PDT7:26 PM PDT8:29 PM PDT8:59 AM PDT
Wed 102:20 AM PDT5:10 AM PDT −1.2 kt8:06 AM PDT10:52 AM PDT 1.5 kt2:21 PM PDT5:29 PM PDT −1.5 kt8:48 PM PDT11:28 PM PDT 1.3 kt6:47 AM PDT7:24 PM PDT8:59 PM PDT10:13 AM PDT
Thu 113:18 AM PDT5:58 AM PDT −1.0 kt8:43 AM PDT11:27 AM PDT 1.4 kt2:58 PM PDT6:13 PM PDT −1.5 kt9:42 PM PDT6:48 AM PDT7:23 PM PDT9:35 PM PDT11:29 AM PDT
Fri 1212:23 AM PDT 1.0 kt4:25 AM PDT6:51 AM PDT −0.7 kt9:23 AM PDT12:09 PM PDT 1.3 kt3:42 PM PDT7:04 PM PDT −1.4 kt10:48 PM PDT6:49 AM PDT7:21 PM PDT10:17 PM PDT12:46 PM PDT
Sat 132:17 AM PDT 0.8 kt5:51 AM PDT7:55 AM PDT −0.5 kt10:07 AM PDT12:59 PM PDT 1.1 kt4:36 PM PDT8:06 PM PDT −1.2 kt6:50 AM PDT7:20 PM PDT11:09 PM PDT1:59 PM PDT
Sun 1412:13 AM PDT4:18 AM PDT 0.8 kt7:37 AM PDT9:24 AM PDT −0.2 kt11:05 AM PDT1:58 PM PDT 0.9 kt5:42 PM PDT9:43 PM PDT −1.1 ktLast Quarter6:51 AM PDT7:18 PM PDT3:06 PM PDT
Mon 151:53 AM PDT5:48 AM PDT 0.9 kt9:22 AM PDT11:09 AM PDT −0.2 kt12:26 PM PDT3:16 PM PDT 0.7 kt7:00 PM PDT11:42 PM PDT −1.2 kt6:51 AM PDT7:16 PM PDT12:10 AM PDT4:02 PM PDT
Tue 163:14 AM PDT6:49 AM PDT 1.2 kt10:25 AM PDT12:19 PM PDT −0.4 kt1:53 PM PDT5:24 PM PDT 0.7 kt8:19 PM PDT6:52 AM PDT7:15 PM PDT1:17 AM PDT4:47 PM PDT
Wed 1712:45 AM PDT −1.4 kt4:09 AM PDT7:35 AM PDT 1.4 kt11:04 AM PDT1:14 PM PDT −0.6 kt3:14 PM PDT6:40 PM PDT 0.8 kt9:29 PM PDT6:53 AM PDT7:13 PM PDT2:27 AM PDT5:24 PM PDT
Thu 181:36 AM PDT −1.4 kt4:50 AM PDT8:13 AM PDT 1.5 kt11:33 AM PDT2:03 PM PDT −0.9 kt4:22 PM PDT7:38 PM PDT 0.9 kt10:29 PM PDT6:54 AM PDT7:12 PM PDT3:36 AM PDT5:54 PM PDT
Fri 192:23 AM PDT −1.4 kt5:23 AM PDT8:46 AM PDT 1.6 kt11:59 AM PDT2:48 PM PDT −1.1 kt5:16 PM PDT8:27 PM PDT 1.1 kt11:23 PM PDT6:55 AM PDT7:10 PM PDT4:43 AM PDT6:19 PM PDT
Sat 203:07 AM PDT −1.4 kt5:53 AM PDT9:15 AM PDT 1.5 kt12:21 PM PDT3:27 PM PDT −1.3 kt6:02 PM PDT9:12 PM PDT 1.2 kt6:56 AM PDT7:09 PM PDT5:46 AM PDT6:42 PM PDT
Sun 2112:13 AM PDT3:48 AM PDT −1.3 kt6:22 AM PDT9:41 AM PDT 1.5 kt12:43 PM PDT4:01 PM PDT −1.4 kt6:43 PM PDT9:52 PM PDT 1.3 ktNew Moon6:57 AM PDT7:07 PM PDT6:48 AM PDT7:04 PM PDT
Mon 221:02 AM PDT4:25 AM PDT −1.1 kt6:53 AM PDT10:04 AM PDT 1.4 kt1:04 PM PDT4:28 PM PDT −1.4 kt7:21 PM PDT10:29 PM PDT 1.3 kt6:57 AM PDT7:06 PM PDT7:48 AM PDT7:25 PM PDT
Tue 231:50 AM PDT5:00 AM PDT −1.0 kt7:23 AM PDT10:24 AM PDT 1.3 kt1:25 PM PDT4:45 PM PDT −1.4 kt7:57 PM PDT11:05 PM PDT 1.2 kt6:58 AM PDT7:04 PM PDT8:48 AM PDT7:48 PM PDT
Wed 242:39 AM PDT5:31 AM PDT −0.8 kt7:55 AM PDT10:42 AM PDT 1.1 kt1:48 PM PDT5:03 PM PDT −1.3 kt8:34 PM PDT11:40 PM PDT 1.1 kt6:59 AM PDT7:02 PM PDT9:49 AM PDT8:13 PM PDT
Thu 253:29 AM PDT6:01 AM PDT −0.6 kt8:26 AM PDT11:03 AM PDT 1.0 kt2:14 PM PDT5:27 PM PDT −1.3 kt9:13 PM PDT7:00 AM PDT7:01 PM PDT10:50 AM PDT8:42 PM PDT
Fri 2612:23 AM PDT 0.9 kt4:26 AM PDT6:35 AM PDT −0.4 kt8:55 AM PDT11:31 AM PDT 0.9 kt2:44 PM PDT5:59 PM PDT −1.1 kt9:57 PM PDT7:01 AM PDT6:59 PM PDT11:51 AM PDT9:17 PM PDT
Sat 271:57 AM PDT 0.7 kt5:38 AM PDT7:19 AM PDT −0.2 kt9:21 AM PDT12:06 PM PDT 0.7 kt3:18 PM PDT6:39 PM PDT −1.0 kt10:53 PM PDT7:02 AM PDT6:58 PM PDT12:51 PM PDT9:57 PM PDT
Sun 283:39 AM PDT 0.6 kt7:29 AM PDT8:23 AM PDT −0.0 kt9:35 AM PDT12:50 PM PDT 0.6 kt4:00 PM PDT7:27 PM PDT −0.8 kt7:03 AM PDT6:56 PM PDT1:48 PM PDT10:46 PM PDT
Mon 2912:12 AM PDT5:09 AM PDT 0.6 kt
10:29 AM PDT 0.0 kt
1:44 PM PDT 0.5 kt
4:58 PM PDT8:26 PM PDT −0.7 ktFirst Quarter7:03 AM PDT6:55 PM PDT2:40 PM PDT11:42 PM PDT
Tue 301:43 AM PDT6:10 AM PDT 0.7 kt10:33 AM PDT11:40 AM PDT −0.1 kt12:31 PM PDT2:49 PM PDT 0.4 kt6:18 PM PDT9:40 PM PDT −0.7 kt7:04 AM PDT6:53 PM PDT3:25 PM 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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