Obstruction Pass, north of Obstruction Island (depth 54 ft), Washington Current
48.6033° N, 122.8127° W
Flood direction 100° true
Ebb direction 274° true

December 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Mon 011:28 AM PST3:39 AM PST −0.8 kt7:05 AM PST9:56 AM PST 1.0 kt12:41 PM PST3:46 PM PST −1.3 kt8:45 PM PST11:42 PM PST 1.5 kt7:42 AM PST4:17 PM PST1:59 PM PST3:28 AM PST
Tue 022:34 AM PST4:36 AM PST −0.7 kt8:17 AM PST10:49 AM PST 0.9 kt1:19 PM PST4:30 PM PST −1.5 kt9:29 PM PST7:44 AM PST4:17 PM PST2:22 PM PST4:55 AM PST
Wed 0312:28 AM PST 1.8 kt3:38 AM PST5:53 AM PST −0.6 kt9:20 AM PST11:38 AM PST 0.9 kt1:54 PM PST5:18 PM PST −1.7 kt10:11 PM PST7:45 AM PST4:16 PM PST2:53 PM PST6:26 AM PST
Thu 041:11 AM PST 2.1 kt4:42 AM PST8:08 AM PST −0.6 kt10:18 AM PST12:25 PM PST 0.8 kt2:29 PM PST6:15 PM PST −1.8 kt10:52 PM PSTFull Moon7:46 AM PST4:16 PM PST3:37 PM PST7:56 AM PST
Fri 051:53 AM PST 2.3 kt5:44 AM PST9:04 AM PST −0.7 kt11:16 AM PST1:10 PM PST 0.7 kt3:05 PM PST7:18 PM PST −1.8 kt11:33 PM PST7:47 AM PST4:16 PM PST4:38 PM PST9:15 AM PST
Sat 062:34 AM PST 2.4 kt6:36 AM PST9:53 AM PST −0.8 kt12:14 PM PST1:55 PM PST 0.6 kt3:44 PM PST8:13 PM PST −1.8 kt7:48 AM PST4:15 PM PST5:55 PM PST10:17 AM PST
Sun 0712:13 AM PST3:15 AM PST 2.3 kt7:18 AM PST10:39 AM PST −0.8 kt1:11 PM PST2:43 PM PST 0.4 kt4:31 PM PST9:05 PM PST −1.7 kt7:49 AM PST4:15 PM PST7:19 PM PST11:00 AM PST
Mon 0812:53 AM PST3:57 AM PST 2.1 kt7:55 AM PST11:19 AM PST −0.9 kt2:13 PM PST3:39 PM PST 0.3 kt5:32 PM PST10:02 PM PST −1.5 kt7:50 AM PST4:15 PM PST8:43 PM PST11:31 AM PST
Tue 091:35 AM PST4:41 AM PST 1.9 kt8:31 AM PST11:51 AM PST −0.9 kt3:20 PM PST4:54 PM PST 0.2 kt6:56 PM PST11:01 PM PST −1.2 kt7:51 AM PST4:15 PM PST10:02 PM PST11:53 AM PST
Wed 102:20 AM PST5:24 AM PST 1.6 kt9:08 AM PST12:17 PM PST −0.9 kt4:32 PM PST6:51 PM PST 0.3 kt8:38 PM PST11:58 PM PST −1.0 kt7:52 AM PST4:15 PM PST11:17 PM PST12:10 PM PST
Thu 113:10 AM PST6:08 AM PST 1.3 kt9:49 AM PST12:47 PM PST −0.8 kt5:41 PM PST8:28 PM PST 0.4 kt10:14 PM PSTLast Quarter7:53 AM PST4:15 PM PST12:24 PM PST
Fri 1212:58 AM PST −0.8 kt4:07 AM PST6:58 AM PST 1.0 kt10:34 AM PST1:43 PM PST −0.8 kt
2:01 PM PST −0.8 kt
3:07 PM PST −0.8 kt
6:45 PM PST9:34 PM PST 0.7 kt11:34 PM PST7:54 AM PST4:15 PM PST12:28 AM PST12:38 PM PST
Sat 132:05 AM PST −0.7 kt5:07 AM PST8:09 AM PST 0.8 kt11:20 AM PST4:14 PM PST −0.9 kt7:40 PM PST10:26 PM PST 0.9 kt7:55 AM PST4:15 PM PST1:37 AM PST12:51 PM PST
Sun 1412:44 AM PST3:09 AM PST −0.6 kt6:10 AM PST9:30 AM PST 0.7 kt12:05 PM PST5:10 PM PST −1.0 kt8:24 PM PST11:12 PM PST 1.1 kt7:56 AM PST4:15 PM PST2:45 AM PST1:06 PM PST
Mon 151:46 AM PST4:05 AM PST −0.6 kt7:16 AM PST10:19 AM PST 0.7 kt12:44 PM PST6:00 PM PST −1.1 kt9:00 PM PST11:55 PM PST 1.3 kt7:57 AM PST4:15 PM PST3:54 AM PST1:22 PM PST
Tue 162:43 AM PST5:07 AM PST −0.5 kt8:15 AM PST10:54 AM PST 0.7 kt1:16 PM PST4:27 PM PST −1.2 kt
5:35 PM PST −1.1 kt
6:38 PM PST −1.2 kt
9:31 PM PST7:58 AM PST4:16 PM PST5:03 AM PST1:43 PM PST
Wed 1712:34 AM PST 1.5 kt3:35 AM PST6:53 AM PST −0.5 kt9:07 AM PST11:25 AM PST 0.6 kt1:43 PM PST4:57 PM PST −1.3 kt9:59 PM PST7:58 AM PST4:16 PM PST6:12 AM PST2:10 PM PST
Thu 181:06 AM PST 1.6 kt4:24 AM PST7:48 AM PST −0.6 kt9:55 AM PST11:57 AM PST 0.6 kt2:06 PM PST5:34 PM PST −1.4 kt10:24 PM PST7:59 AM PST4:16 PM PST7:19 AM PST2:46 PM PST
Fri 191:32 AM PST 1.7 kt5:09 AM PST8:30 AM PST −0.6 kt10:42 AM PST12:32 PM PST 0.6 kt2:29 PM PST6:15 PM PST −1.5 kt10:49 PM PSTNew Moon7:59 AM PST4:17 PM PST8:18 AM PST3:33 PM PST
Sat 201:52 AM PST 1.8 kt5:46 AM PST9:06 AM PST −0.7 kt11:30 AM PST1:10 PM PST 0.5 kt2:56 PM PST7:00 PM PST −1.5 kt11:15 PM PST8:00 AM PST4:17 PM PST9:08 AM PST4:31 PM PST
Sun 212:14 AM PST 1.9 kt6:18 AM PST9:38 AM PST −0.8 kt12:17 PM PST1:49 PM PST 0.5 kt3:29 PM PST7:44 PM PST −1.5 kt11:42 PM PST8:01 AM PST4:18 PM PST9:48 AM PST5:38 PM PST
Mon 222:40 AM PST 1.9 kt6:46 AM PST10:02 AM PST −0.9 kt1:02 PM PST2:32 PM PST 0.4 kt4:10 PM PST8:30 PM PST −1.4 kt8:01 AM PST4:18 PM PST10:18 AM PST6:50 PM PST
Tue 2312:14 AM PST3:14 AM PST 1.9 kt7:14 AM PST10:22 AM PST −0.9 kt1:48 PM PST3:18 PM PST 0.4 kt5:02 PM PST9:20 PM PST −1.3 kt8:01 AM PST4:19 PM PST10:41 AM PST8:05 PM PST
Wed 2412:50 AM PST3:53 AM PST 1.9 kt7:45 AM PST10:47 AM PST −0.9 kt2:36 PM PST4:12 PM PST 0.4 kt6:03 PM PST10:16 PM PST −1.2 kt8:02 AM PST4:19 PM PST11:00 AM PST9:19 PM PST
Thu 251:32 AM PST4:37 AM PST 1.7 kt8:18 AM PST11:20 AM PST −1.0 kt3:30 PM PST5:13 PM PST 0.4 kt7:20 PM PST11:15 PM PST −1.1 kt8:02 AM PST4:20 PM PST11:16 AM PST10:34 PM PST
Fri 262:20 AM PST5:23 AM PST 1.5 kt8:57 AM PST12:00 PM PST −1.0 kt4:30 PM PST6:22 PM PST 0.4 kt9:06 PM PST8:02 AM PST4:21 PM PST11:30 AM PST11:49 PM PST
Sat 2712:15 AM PST −1.0 kt3:15 AM PST6:12 AM PST 1.3 kt9:41 AM PST12:48 PM PST −1.0 kt5:33 PM PST8:14 PM PST 0.6 kt10:49 PM PSTFirst Quarter8:03 AM PST4:22 PM PST11:45 AM PST
Sun 281:17 AM PST −0.8 kt4:15 AM PST7:06 AM PST 1.1 kt10:27 AM PST1:44 PM PST −1.1 kt6:35 PM PST9:43 PM PST 0.9 kt8:03 AM PST4:22 PM PST12:02 PM PST1:07 AM PST
Mon 2912:16 AM PST2:23 AM PST −0.7 kt5:20 AM PST8:11 AM PST 0.9 kt11:12 AM PST2:42 PM PST −1.3 kt7:31 PM PST10:39 PM PST 1.3 kt8:03 AM PST4:23 PM PST12:21 PM PST2:29 AM PST
Tue 301:33 AM PST3:26 AM PST −0.6 kt6:37 AM PST9:22 AM PST 0.7 kt11:56 AM PST3:31 PM PST −1.5 kt8:20 PM PST11:27 PM PST 1.8 kt8:03 AM PST4:24 PM PST12:47 PM PST3:55 AM PST
Wed 312:41 AM PST4:29 AM PST −0.5 kt8:02 AM PST10:25 AM PST 0.7 kt12:38 PM PST4:06 PM PST −1.7 kt9:03 PM PST8:03 AM PST4:25 PM PST1:24 PM PST5:23 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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