Yerba Buena Island, west of (midchannel) (depth 12 ft), California Current
37.8100° N, 122.3831° W
Flood direction 143° true
Ebb direction 331° true

December 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 012:34 AM PST5:23 AM PST 1.7 kt8:25 AM PST11:48 AM PST −2.4 kt4:06 PM PST6:52 PM PST 1.5 kt9:49 PM PST7:06 AM PST4:50 PM PST2:18 PM PST3:09 AM PST
Tue 0212:21 AM PST −1.4 kt3:30 AM PST6:12 AM PST 1.7 kt9:03 AM PST12:33 PM PST −2.7 kt4:52 PM PST7:47 PM PST 1.8 kt10:57 PM PST7:07 AM PST4:50 PM PST2:52 PM PST4:25 AM PST
Wed 031:22 AM PST −1.4 kt4:28 AM PST7:01 AM PST 1.7 kt9:44 AM PST1:18 PM PST −2.9 kt5:36 PM PST8:40 PM PST 2.1 kt11:57 PM PST7:08 AM PST4:50 PM PST3:34 PM PST5:45 AM PST
Thu 042:23 AM PST −1.4 kt5:26 AM PST7:51 AM PST 1.6 kt10:29 AM PST2:05 PM PST −2.9 kt6:22 PM PST9:30 PM PST 2.2 ktFull Moon7:09 AM PST4:50 PM PST4:26 PM PST7:05 AM PST
Fri 0512:51 AM PST3:22 AM PST −1.4 kt6:23 AM PST8:43 AM PST 1.5 kt11:16 AM PST2:54 PM PST −2.9 kt7:08 PM PST10:16 PM PST 2.2 kt7:10 AM PST4:50 PM PST5:30 PM PST8:20 AM PST
Sat 061:42 AM PST4:16 AM PST −1.4 kt7:17 AM PST9:35 AM PST 1.5 kt12:05 PM PST3:43 PM PST −2.8 kt7:56 PM PST10:58 PM PST 2.1 kt7:11 AM PST4:50 PM PST6:43 PM PST9:24 AM PST
Sun 072:30 AM PST5:05 AM PST −1.4 kt8:09 AM PST10:24 AM PST 1.4 kt12:55 PM PST4:32 PM PST −2.7 kt8:42 PM PST11:38 PM PST 1.9 kt7:12 AM PST4:50 PM PST7:58 PM PST10:15 AM PST
Mon 083:15 AM PST5:50 AM PST −1.4 kt8:59 AM PST11:11 AM PST 1.4 kt1:43 PM PST5:20 PM PST −2.5 kt9:27 PM PST7:12 AM PST4:50 PM PST9:11 PM PST10:56 AM PST
Tue 0912:16 AM PST 1.8 kt3:57 AM PST6:35 AM PST −1.3 kt9:48 AM PST11:58 AM PST 1.2 kt2:31 PM PST6:08 PM PST −2.4 kt10:08 PM PST7:13 AM PST4:50 PM PST10:20 PM PST11:28 AM PST
Wed 1012:54 AM PST 1.7 kt4:37 AM PST7:19 AM PST −1.3 kt10:40 AM PST12:48 PM PST 1.1 kt3:19 PM PST6:56 PM PST −2.2 kt10:47 PM PST7:14 AM PST4:50 PM PST11:25 PM PST11:54 AM PST
Thu 111:33 AM PST 1.7 kt5:15 AM PST8:01 AM PST −1.4 kt11:37 AM PST1:42 PM PST 1.0 kt4:13 PM PST7:46 PM PST −2.0 kt11:26 PM PSTLast Quarter7:15 AM PST4:50 PM PST12:18 PM PST
Fri 122:15 AM PST 1.7 kt5:51 AM PST8:44 AM PST −1.5 kt12:40 PM PST2:43 PM PST 0.9 kt5:19 PM PST8:38 PM PST −1.8 kt7:15 AM PST4:50 PM PST12:27 AM PST12:40 PM PST
Sat 1312:08 AM PST2:59 AM PST 1.7 kt6:26 AM PST9:28 AM PST −1.8 kt1:41 PM PST3:52 PM PST 0.9 kt6:39 PM PST9:34 PM PST −1.6 kt7:16 AM PST4:51 PM PST1:27 AM PST1:02 PM PST
Sun 1412:56 AM PST3:47 AM PST 1.7 kt7:01 AM PST10:15 AM PST −2.1 kt2:36 PM PST5:10 PM PST 1.2 kt8:00 PM PST10:37 PM PST −1.4 kt7:17 AM PST4:51 PM PST2:26 AM PST1:24 PM PST
Mon 151:51 AM PST4:38 AM PST 1.7 kt7:39 AM PST11:04 AM PST −2.4 kt3:26 PM PST6:19 PM PST 1.5 kt9:17 PM PST11:44 PM PST −1.3 kt7:18 AM PST4:51 PM PST3:25 AM PST1:50 PM PST
Tue 162:51 AM PST5:31 AM PST 1.6 kt8:19 AM PST11:52 AM PST −2.7 kt4:13 PM PST7:15 PM PST 1.8 kt10:25 PM PST7:18 AM PST4:52 PM PST4:26 AM PST2:19 PM PST
Wed 1712:49 AM PST −1.3 kt3:53 AM PST6:23 AM PST 1.6 kt9:03 AM PST12:40 PM PST −2.8 kt4:59 PM PST8:06 PM PST 2.1 kt11:24 PM PST7:19 AM PST4:52 PM PST5:27 AM PST2:54 PM PST
Thu 181:49 AM PST −1.3 kt4:53 AM PST7:15 AM PST 1.5 kt9:50 AM PST1:27 PM PST −2.9 kt5:45 PM PST8:55 PM PST 2.2 kt7:19 AM PST4:52 PM PST6:27 AM PST3:36 PM PST
Fri 1912:17 AM PST2:47 AM PST −1.4 kt5:49 AM PST8:07 AM PST 1.5 kt10:40 AM PST2:16 PM PST −2.9 kt6:32 PM PST9:42 PM PST 2.2 ktNew Moon7:20 AM PST4:53 PM PST7:23 AM PST4:25 PM PST
Sat 201:05 AM PST3:41 AM PST −1.4 kt6:43 AM PST8:59 AM PST 1.5 kt11:30 AM PST3:06 PM PST −2.8 kt7:19 PM PST10:24 PM PST 2.1 kt7:21 AM PST4:53 PM PST8:14 AM PST5:21 PM PST
Sun 211:52 AM PST4:29 AM PST −1.4 kt7:34 AM PST9:49 AM PST 1.4 kt12:20 PM PST3:56 PM PST −2.7 kt8:05 PM PST11:02 PM PST 2.0 kt7:21 AM PST4:54 PM PST8:59 AM PST6:22 PM PST
Mon 222:36 AM PST5:13 AM PST −1.4 kt8:23 AM PST10:37 AM PST 1.4 kt1:09 PM PST4:44 PM PST −2.5 kt8:49 PM PST11:37 PM PST 1.8 kt7:22 AM PST4:54 PM PST9:37 AM PST7:26 PM PST
Tue 233:17 AM PST5:56 AM PST −1.4 kt9:13 AM PST11:23 AM PST 1.3 kt1:56 PM PST5:30 PM PST −2.4 kt9:29 PM PST7:22 AM PST4:55 PM PST10:08 AM PST8:30 PM PST
Wed 2412:13 AM PST 1.8 kt3:55 AM PST6:38 AM PST −1.4 kt10:04 AM PST12:11 PM PST 1.1 kt2:44 PM PST6:17 PM PST −2.2 kt10:06 PM PST7:22 AM PST4:55 PM PST10:36 AM PST9:35 PM PST
Thu 2512:50 AM PST 1.8 kt4:29 AM PST7:21 AM PST −1.5 kt10:59 AM PST1:04 PM PST 1.0 kt3:37 PM PST7:07 PM PST −2.0 kt10:43 PM PST7:23 AM PST4:56 PM PST11:02 AM PST10:40 PM PST
Fri 261:31 AM PST 1.8 kt5:03 AM PST8:03 AM PST −1.7 kt11:58 AM PST2:03 PM PST 0.9 kt4:43 PM PST8:00 PM PST −1.8 kt11:23 PM PST7:23 AM PST4:57 PM PST11:26 AM PST11:46 PM PST
Sat 272:15 AM PST 1.7 kt5:37 AM PST8:46 AM PST −1.9 kt12:57 PM PST3:10 PM PST 1.0 kt6:02 PM PST8:56 PM PST −1.5 ktFirst Quarter7:23 AM PST4:57 PM PST11:50 AM PST
Sun 2812:10 AM PST3:02 AM PST 1.7 kt6:13 AM PST9:31 AM PST −2.2 kt1:53 PM PST4:27 PM PST 1.2 kt7:26 PM PST9:58 PM PST −1.3 kt7:24 AM PST4:58 PM PST12:16 PM PST12:53 AM PST
Mon 291:08 AM PST3:53 AM PST 1.6 kt6:52 AM PST10:19 AM PST −2.4 kt2:44 PM PST5:42 PM PST 1.5 kt8:43 PM PST11:06 PM PST −1.2 kt7:24 AM PST4:59 PM PST12:46 PM PST2:04 AM PST
Tue 302:11 AM PST4:48 AM PST 1.5 kt7:35 AM PST11:10 AM PST −2.6 kt3:33 PM PST6:41 PM PST 1.8 kt9:51 PM PST7:24 AM PST4:59 PM PST1:23 PM PST3:19 AM PST
Wed 3112:13 AM PST −1.2 kt3:17 AM PST5:45 AM PST 1.5 kt8:21 AM PST12:00 PM PST −2.8 kt4:19 PM PST7:30 PM PST 2.1 kt10:48 PM PST7:24 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.

Web pages copyright © 2005-2025 Mobile Geographics LLC