Humboldt Bay entrance channel LB 9 (depth 37 ft), California Current
40.7570° N, 124.2234° W
Flood direction 98° true
Ebb direction 259° true

August 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Fri 0112:54 AM PDT1:33 AM PDT 0.0 kt
2:08 AM PDT 0.0 kt
3:56 AM PDT 0.1 kt
5:23 AM PDT8:14 AM PDT −0.4 kt
9:23 AM PDT −0.3 kt
10:21 AM PDT −0.4 kt
11:59 AM PDT3:38 PM PDT 0.6 kt6:10 PM PDT10:24 PM PDT −1.0 ktFirst Quarter6:13 AM PDT8:31 PM PDT2:27 PM PDT
Sat 023:41 AM PDT5:55 AM PDT 0.1 kt7:40 AM PDT11:29 AM PDT −0.3 kt12:53 PM PDT4:28 PM PDT 0.5 kt6:57 PM PDT11:15 PM PDT −1.2 kt6:14 AM PDT8:30 PM PDT3:31 PM PDT12:11 AM PDT
Sun 034:14 AM PDT7:05 AM PDT 0.3 kt9:23 AM PDT12:22 PM PDT −0.4 kt1:47 PM PDT5:28 PM PDT 0.5 kt7:46 PM PDT11:50 PM PDT −1.3 kt6:15 AM PDT8:29 PM PDT4:34 PM PDT12:42 AM PDT
Mon 044:08 AM PDT7:49 AM PDT 0.5 kt10:24 AM PDT1:07 PM PDT −0.5 kt2:40 PM PDT6:21 PM PDT 0.6 kt8:36 PM PDT6:16 AM PDT8:28 PM PDT5:34 PM PDT1:21 AM PDT
Tue 0512:23 AM PDT −1.6 kt4:20 AM PDT8:27 AM PDT 0.7 kt11:02 AM PDT1:46 PM PDT −0.6 kt3:33 PM PDT7:09 PM PDT 0.7 kt9:29 PM PDT6:17 AM PDT8:27 PM PDT6:28 PM PDT2:09 AM PDT
Wed 061:01 AM PDT −1.7 kt4:49 AM PDT9:04 AM PDT 0.8 kt11:35 AM PDT2:20 PM PDT −0.8 kt4:22 PM PDT7:55 PM PDT 0.8 kt10:23 PM PDT6:18 AM PDT8:26 PM PDT7:15 PM PDT3:06 AM PDT
Thu 071:44 AM PDT −1.9 kt5:22 AM PDT9:41 AM PDT 0.9 kt12:07 PM PDT2:49 PM PDT −1.0 kt5:08 PM PDT8:42 PM PDT 0.9 kt11:16 PM PDT6:19 AM PDT8:24 PM PDT7:55 PM PDT4:11 AM PDT
Fri 082:28 AM PDT −2.1 kt5:57 AM PDT10:17 AM PDT 1.0 kt12:41 PM PDT3:17 PM PDT −1.2 kt5:51 PM PDT9:32 PM PDT 1.0 kt6:20 AM PDT8:23 PM PDT8:27 PM PDT5:22 AM PDT
Sat 0912:07 AM PDT3:11 AM PDT −2.2 kt6:33 AM PDT10:53 AM PDT 1.1 kt1:17 PM PDT3:50 PM PDT −1.4 kt6:34 PM PDT8:56 PM PDT 1.0 kt
9:29 PM PDT 1.0 kt
10:19 PM PDT 1.0 kt
Full Moon6:21 AM PDT8:22 PM PDT8:55 PM PDT6:35 AM PDT
Sun 1012:54 AM PDT3:54 AM PDT −2.2 kt7:11 AM PDT11:30 AM PDT 1.1 kt1:54 PM PDT4:26 PM PDT −1.6 kt7:19 PM PDT9:30 PM PDT 1.0 kt
10:42 PM PDT 1.0 kt
10:58 PM PDT 1.0 kt
6:22 AM PDT8:21 PM PDT9:19 PM PDT7:47 AM PDT
Mon 111:40 AM PDT4:36 AM PDT −2.2 kt7:51 AM PDT12:07 PM PDT 1.1 kt2:34 PM PDT5:06 PM PDT −1.7 kt8:08 PM PDT10:11 PM PDT 0.9 kt6:23 AM PDT8:19 PM PDT9:42 PM PDT8:59 AM PDT
Tue 122:26 AM PDT5:18 AM PDT −2.0 kt8:33 AM PDT10:50 AM PDT 1.0 kt
11:29 AM PDT 1.0 kt
12:45 PM PDT 1.1 kt
3:17 PM PDT5:50 PM PDT −1.7 kt9:04 PM PDT10:56 PM PDT 0.8 kt6:24 AM PDT8:18 PM PDT10:05 PM PDT10:12 AM PDT
Wed 1312:26 AM PDT 0.7 kt
12:55 AM PDT 0.7 kt
3:13 AM PDT6:03 AM PDT −1.7 kt9:17 AM PDT11:36 AM PDT 1.0 kt
12:30 PM PDT 1.0 kt
1:24 PM PDT 1.0 kt
4:02 PM PDT6:40 PM PDT −1.6 kt10:09 PM PDT11:46 PM PDT 0.5 kt6:25 AM PDT8:17 PM PDT10:30 PM PDT11:25 AM PDT
Thu 1412:58 AM PDT 0.5 kt
2:08 AM PDT 0.5 kt
4:07 AM PDT6:55 AM PDT −1.4 kt10:05 AM PDT12:30 PM PDT 1.0 kt
1:22 PM PDT 1.0 kt
2:04 PM PDT 1.0 kt
4:50 PM PDT7:41 PM PDT −1.6 kt11:24 PM PDT6:26 AM PDT8:15 PM PDT10:58 PM PDT12:41 PM PDT
Fri 1512:50 AM PDT 0.3 kt
1:24 AM PDT 0.3 kt
3:22 AM PDT 0.4 kt
5:17 AM PDT8:00 AM PDT −1.0 kt11:00 AM PDT1:34 PM PDT 1.0 kt
2:10 PM PDT 1.0 kt
2:44 PM PDT 1.0 kt
5:45 PM PDT8:54 PM PDT −1.6 ktLast Quarter6:27 AM PDT8:14 PM PDT11:33 PM PDT1:58 PM PDT
Sat 1612:52 AM PDT4:51 AM PDT 0.5 kt6:50 AM PDT9:31 AM PDT −0.8 kt12:00 PM PDT3:40 PM PDT 0.9 kt6:44 PM PDT10:15 PM PDT −1.7 kt6:28 AM PDT8:12 PM PDT3:14 PM PDT
Sun 172:32 AM PDT6:16 AM PDT 0.7 kt8:22 AM PDT11:07 AM PDT −0.8 kt1:05 PM PDT4:58 PM PDT 0.9 kt7:44 PM PDT11:27 PM PDT −1.8 kt6:29 AM PDT8:11 PM PDT12:16 AM PDT4:27 PM PDT
Mon 183:49 AM PDT7:18 AM PDT 0.9 kt9:36 AM PDT12:13 PM PDT −0.9 kt2:09 PM PDT6:09 PM PDT 0.9 kt8:44 PM PDT6:30 AM PDT8:10 PM PDT1:09 AM PDT5:31 PM PDT
Tue 1912:26 AM PDT −2.0 kt4:37 AM PDT8:11 AM PDT 1.1 kt10:35 AM PDT1:08 PM PDT −1.1 kt3:13 PM PDT7:08 PM PDT 1.0 kt9:43 PM PDT6:31 AM PDT8:08 PM PDT2:13 AM PDT6:23 PM PDT
Wed 201:19 AM PDT −2.1 kt5:12 AM PDT8:59 AM PDT 1.2 kt11:22 AM PDT1:58 PM PDT −1.3 kt4:13 PM PDT8:03 PM PDT 1.1 kt10:41 PM PDT6:32 AM PDT8:07 PM PDT3:24 AM PDT7:04 PM PDT
Thu 212:09 AM PDT −2.1 kt5:44 AM PDT9:43 AM PDT 1.2 kt12:04 PM PDT2:46 PM PDT −1.5 kt5:07 PM PDT8:57 PM PDT 1.1 kt11:34 PM PDT6:33 AM PDT8:05 PM PDT4:37 AM PDT7:37 PM PDT
Fri 222:57 AM PDT −2.1 kt6:15 AM PDT10:23 AM PDT 1.2 kt12:42 PM PDT3:30 PM PDT −1.6 kt5:56 PM PDT9:49 PM PDT 1.1 ktNew Moon6:34 AM PDT8:04 PM PDT5:49 AM PDT8:03 PM PDT
Sat 2312:23 AM PDT3:41 AM PDT −2.0 kt6:46 AM PDT10:58 AM PDT 1.2 kt1:17 PM PDT4:10 PM PDT −1.6 kt6:41 PM PDT10:35 PM PDT 1.1 kt6:35 AM PDT8:02 PM PDT6:58 AM PDT8:26 PM PDT
Sun 241:07 AM PDT4:20 AM PDT −1.9 kt7:19 AM PDT11:30 AM PDT 1.1 kt1:51 PM PDT4:45 PM PDT −1.6 kt7:25 PM PDT11:17 PM PDT 0.9 kt6:36 AM PDT8:01 PM PDT8:04 AM PDT8:46 PM PDT
Mon 251:47 AM PDT4:51 AM PDT −1.6 kt7:53 AM PDT12:01 PM PDT 1.0 kt2:24 PM PDT5:14 PM PDT −1.5 kt8:09 PM PDT11:57 PM PDT 0.8 kt6:37 AM PDT7:59 PM PDT9:07 AM PDT9:06 PM PDT
Tue 262:23 AM PDT5:15 AM PDT −1.4 kt8:27 AM PDT12:31 PM PDT 0.9 kt2:54 PM PDT5:38 PM PDT −1.4 kt8:55 PM PDT6:38 AM PDT7:57 PM PDT10:09 AM PDT9:25 PM PDT
Wed 2712:39 AM PDT 0.6 kt2:56 AM PDT5:38 AM PDT −1.1 kt9:02 AM PDT1:02 PM PDT 0.8 kt3:23 PM PDT6:05 PM PDT −1.3 kt9:46 PM PDT11:19 PM PDT 0.4 kt6:39 AM PDT7:56 PM PDT11:12 AM PDT9:47 PM PDT
Thu 2812:18 AM PDT 0.4 kt
1:27 AM PDT 0.4 kt
3:30 AM PDT6:06 AM PDT −0.9 kt9:39 AM PDT1:32 PM PDT 0.7 kt3:52 PM PDT6:39 PM PDT −1.3 kt10:41 PM PDT6:40 AM PDT7:54 PM PDT12:14 PM PDT10:11 PM PDT
Fri 2912:00 AM PDT 0.3 kt
1:09 AM PDT 0.2 kt
2:20 AM PDT 0.3 kt
4:11 AM PDT6:42 AM PDT −0.6 kt10:20 AM PDT12:39 PM PDT 0.6 kt
1:31 PM PDT 0.6 kt
1:57 PM PDT 0.6 kt
4:24 PM PDT7:23 PM PDT −1.2 kt11:43 PM PDT6:41 AM PDT7:53 PM PDT1:18 PM PDT10:40 PM PDT
Sat 3012:52 AM PDT 0.2 kt
1:53 AM PDT 0.2 kt
3:21 AM PDT 0.2 kt
5:16 AM PDT7:31 AM PDT −0.3 kt11:09 AM PDT1:27 PM PDT 0.5 kt5:03 PM PDT8:15 PM PDT −1.2 ktFirst Quarter6:42 AM PDT7:51 PM PDT2:21 PM PDT11:15 PM PDT
Sun 3112:47 AM PDT1:51 AM PDT 0.1 kt
2:34 AM PDT 0.1 kt
4:43 AM PDT 0.2 kt
7:04 AM PDT8:43 AM PDT −0.2 kt
9:37 AM PDT −0.2 kt
10:55 AM PDT −0.2 kt
12:11 PM PDT2:19 PM PDT 0.5 kt5:53 PM PDT9:13 PM PDT −1.3 kt6:43 AM PDT7:50 PM PDT3:22 PM PDT11:59 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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