Petaluma River entrance (depth 7 ft), San Pablo Bay, California Current
38.1105° N, 122.4930° W
Flood direction 277° true
Ebb direction 95° true

December 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 013:12 AM PST6:14 AM PST 1.0 kt9:23 AM PST12:04 PM PST −1.4 kt4:59 PM PST7:40 PM PST 0.7 kt10:35 PM PST7:07 AM PST4:50 PM PST2:18 PM PST3:10 AM PST
Tue 0212:12 AM PST −0.7 kt3:54 AM PST6:59 AM PST 1.0 kt9:59 AM PST12:50 PM PST −1.6 kt5:55 PM PST8:50 PM PST 0.8 kt11:47 PM PST7:08 AM PST4:50 PM PST2:51 PM PST4:26 AM PST
Wed 031:09 AM PST −0.6 kt4:37 AM PST7:46 AM PST 1.0 kt10:39 AM PST1:37 PM PST −1.7 kt6:49 PM PST9:55 PM PST 0.9 kt7:09 AM PST4:50 PM PST3:33 PM PST5:46 AM PST
Thu 0412:54 AM PST2:07 AM PST −0.5 kt5:24 AM PST8:34 AM PST 1.0 kt11:22 AM PST2:25 PM PST −1.8 kt7:41 PM PST10:55 PM PST 0.9 ktFull Moon7:10 AM PST4:49 PM PST4:26 PM PST7:07 AM PST
Fri 051:57 AM PST3:06 AM PST −0.4 kt6:16 AM PST9:24 AM PST 1.0 kt12:09 PM PST3:15 PM PST −1.8 kt8:32 PM PST11:53 PM PST 1.0 kt7:11 AM PST4:49 PM PST5:29 PM PST8:22 AM PST
Sat 062:55 AM PST4:03 AM PST −0.4 kt7:12 AM PST10:16 AM PST 1.0 kt12:59 PM PST4:05 PM PST −1.8 kt9:22 PM PST7:12 AM PST4:49 PM PST6:42 PM PST9:26 AM PST
Sun 0712:48 AM PST 1.0 kt3:48 AM PST5:00 AM PST −0.5 kt8:14 AM PST11:10 AM PST 0.9 kt1:53 PM PST4:56 PM PST −1.7 kt10:11 PM PST7:13 AM PST4:49 PM PST7:57 PM PST10:17 AM PST
Mon 081:41 AM PST 0.9 kt4:37 AM PST5:57 AM PST −0.5 kt9:18 AM PST12:07 PM PST 0.8 kt2:50 PM PST5:47 PM PST −1.5 kt10:59 PM PST7:14 AM PST4:49 PM PST9:11 PM PST10:57 AM PST
Tue 092:31 AM PST 0.9 kt5:24 AM PST6:56 AM PST −0.6 kt10:29 AM PST1:07 PM PST 0.7 kt3:50 PM PST6:39 PM PST −1.4 kt11:45 PM PST7:14 AM PST4:50 PM PST10:20 PM PST11:29 AM PST
Wed 103:18 AM PST 0.9 kt6:11 AM PST7:58 AM PST −0.6 kt11:44 AM PST2:12 PM PST 0.6 kt4:54 PM PST7:35 PM PST −1.2 kt7:15 AM PST4:50 PM PST11:25 PM PST11:55 AM PST
Thu 1112:31 AM PST4:02 AM PST 0.8 kt6:56 AM PST9:03 AM PST −0.7 kt1:01 PM PST3:24 PM PST 0.5 kt6:03 PM PST8:36 PM PST −1.0 ktLast Quarter7:16 AM PST4:50 PM PST12:18 PM PST
Fri 121:15 AM PST4:41 AM PST 0.8 kt7:40 AM PST10:07 AM PST −0.9 kt2:16 PM PST4:48 PM PST 0.5 kt7:19 PM PST9:41 PM PST −0.8 kt7:17 AM PST4:50 PM PST12:27 AM PST12:40 PM PST
Sat 131:58 AM PST5:16 AM PST 0.8 kt8:20 AM PST11:04 AM PST −1.0 kt3:25 PM PST6:21 PM PST 0.5 kt8:39 PM PST10:46 PM PST −0.7 kt7:17 AM PST4:50 PM PST1:27 AM PST1:02 PM PST
Sun 142:40 AM PST5:48 AM PST 0.8 kt8:57 AM PST11:53 AM PST −1.2 kt4:25 PM PST7:35 PM PST 0.6 kt9:55 PM PST11:45 PM PST −0.5 kt7:18 AM PST4:50 PM PST2:27 AM PST1:24 PM PST
Mon 153:22 AM PST6:22 AM PST 0.8 kt9:31 AM PST12:36 PM PST −1.3 kt5:18 PM PST8:35 PM PST 0.7 kt11:05 PM PST7:19 AM PST4:51 PM PST3:27 AM PST1:50 PM PST
Tue 1612:40 AM PST −0.5 kt4:03 AM PST6:57 AM PST 0.7 kt10:03 AM PST1:13 PM PST −1.4 kt6:05 PM PST9:28 PM PST 0.8 kt7:20 AM PST4:51 PM PST4:27 AM PST2:19 PM PST
Wed 1712:08 AM PST1:32 AM PST −0.4 kt4:45 AM PST7:36 AM PST 0.7 kt10:33 AM PST1:45 PM PST −1.4 kt6:46 PM PST10:15 PM PST 0.8 kt7:20 AM PST4:51 PM PST5:28 AM PST2:53 PM PST
Thu 181:04 AM PST2:20 AM PST −0.3 kt5:28 AM PST8:16 AM PST 0.7 kt11:04 AM PST2:13 PM PST −1.4 kt7:24 PM PST10:58 PM PST 0.8 kt7:21 AM PST4:52 PM PST6:28 AM PST3:35 PM PST
Fri 191:53 AM PST3:05 AM PST −0.3 kt6:10 AM PST8:56 AM PST 0.7 kt11:34 AM PST2:42 PM PST −1.4 kt8:00 PM PST11:35 PM PST 0.8 ktNew Moon7:21 AM PST4:52 PM PST7:25 AM PST4:24 PM PST
Sat 202:36 AM PST3:45 AM PST −0.3 kt6:52 AM PST9:39 AM PST 0.7 kt12:08 PM PST3:14 PM PST −1.4 kt8:32 PM PST7:22 AM PST4:53 PM PST8:16 AM PST5:20 PM PST
Sun 2112:01 AM PST 0.8 kt3:13 AM PST4:22 AM PST −0.3 kt7:34 AM PST10:22 AM PST 0.7 kt12:45 PM PST3:50 PM PST −1.5 kt9:05 PM PST7:22 AM PST4:53 PM PST9:00 AM PST6:21 PM PST
Mon 2212:15 AM PST 0.8 kt3:47 AM PST4:57 AM PST −0.4 kt8:15 AM PST11:06 AM PST 0.7 kt1:25 PM PST4:29 PM PST −1.5 kt9:37 PM PST7:23 AM PST4:54 PM PST9:38 AM PST7:25 PM PST
Tue 2312:34 AM PST 0.8 kt4:19 AM PST5:33 AM PST −0.4 kt9:00 AM PST11:52 AM PST 0.7 kt2:08 PM PST5:11 PM PST −1.5 kt10:10 PM PST7:23 AM PST4:54 PM PST10:10 AM PST8:30 PM PST
Wed 241:05 AM PST 0.9 kt4:50 AM PST6:12 AM PST −0.5 kt9:52 AM PST12:41 PM PST 0.7 kt2:56 PM PST5:55 PM PST −1.4 kt10:45 PM PST7:24 AM PST4:55 PM PST10:37 AM PST9:35 PM PST
Thu 251:41 AM PST 0.9 kt5:22 AM PST6:56 AM PST −0.6 kt10:53 AM PST1:35 PM PST 0.6 kt3:50 PM PST6:43 PM PST −1.3 kt11:23 PM PST7:24 AM PST4:56 PM PST11:02 AM PST10:40 PM PST
Fri 262:23 AM PST 0.9 kt5:56 AM PST7:46 AM PST −0.7 kt12:07 PM PST2:35 PM PST 0.6 kt4:54 PM PST7:36 PM PST −1.1 kt7:24 AM PST4:56 PM PST11:27 AM PST11:46 PM PST
Sat 2712:04 AM PST3:07 AM PST 0.9 kt6:33 AM PST8:42 AM PST −0.9 kt1:25 PM PST3:42 PM PST 0.5 kt6:14 PM PST8:36 PM PST −0.9 ktFirst Quarter7:25 AM PST4:57 PM PST11:50 AM PST
Sun 2812:47 AM PST3:54 AM PST 0.9 kt7:12 AM PST9:42 AM PST −1.0 kt2:42 PM PST4:58 PM PST 0.5 kt7:50 PM PST9:42 PM PST −0.7 kt7:25 AM PST4:58 PM PST12:16 PM PST12:54 AM PST
Mon 291:32 AM PST4:44 AM PST 0.9 kt7:55 AM PST10:43 AM PST −1.3 kt3:52 PM PST6:29 PM PST 0.6 kt9:25 PM PST10:52 PM PST −0.5 kt7:25 AM PST4:58 PM PST12:46 PM PST2:05 AM PST
Tue 302:22 AM PST5:36 AM PST 0.9 kt8:41 AM PST11:40 AM PST −1.5 kt4:54 PM PST8:05 PM PST 0.7 kt10:49 PM PST7:26 AM PST4:59 PM PST1:23 PM PST3:21 AM PST
Wed 3112:01 AM PST −0.4 kt3:16 AM PST6:30 AM PST 1.0 kt9:29 AM PST12:34 PM PST −1.6 kt5:52 PM PST9:18 PM PST 0.8 kt7:26 AM PST5:00 PM PST2:08 PM PST4:38 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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