Calder Rocks (depth 38 ft), Sumner Strait, Alaska Current
56.2398° N, 133.7399° W
Flood direction 29° true

August 2025

DaySlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

Slack
Ebb
SlackFlood

SlackPhaseSunriseSunsetMoonriseMoonset
Fri 0112:51 AM AKDT 0.2 kt
2:30 AM AKDT 0.2 kt
4:30 AM AKDT7:31 AM AKDT −0.3 kt10:14 AM AKDT2:55 PM AKDT 0.3 kt5:06 PM AKDT7:54 PM AKDT −0.3 kt10:49 PM AKDTFirst Quarter4:58 AM AKDT9:02 PM AKDT3:10 PM AKDT10:43 PM AKDT
Sat 0212:23 AM AKDT 0.1 kt
1:19 AM AKDT 0.1 kt
3:29 AM AKDT 0.1 kt
5:11 AM AKDT8:05 AM AKDT −0.3 kt10:44 AM AKDT1:01 PM AKDT 0.1 kt
1:34 PM AKDT 0.1 kt
3:58 PM AKDT 0.2 kt
6:15 PM AKDT8:58 PM AKDT −0.2 kt5:00 AM AKDT9:00 PM AKDT4:32 PM AKDT10:56 PM AKDT
Sun 031:13 AM AKDT −0.0 kt
1:52 AM AKDT −0.0 kt
2:45 AM AKDT4:36 AM AKDT 0.1 kt6:03 AM AKDT8:46 AM AKDT −0.2 kt11:17 AM AKDT1:25 PM AKDT 0.1 kt
2:48 PM AKDT 0.1 kt
5:10 PM AKDT 0.2 kt
7:41 PM AKDT10:33 PM AKDT −0.2 kt5:02 AM AKDT8:58 PM AKDT5:52 PM AKDT11:19 PM AKDT
Mon 042:18 AM AKDT −0.1 kt
2:22 AM AKDT −0.1 kt
4:22 AM AKDT5:44 AM AKDT 0.1 kt7:09 AM AKDT9:44 AM AKDT −0.2 kt11:59 AM AKDT2:01 PM AKDT 0.1 kt
3:48 PM AKDT 0.1 kt
6:18 PM AKDT 0.2 kt
9:04 PM AKDT11:58 PM AKDT −0.2 kt5:04 AM AKDT8:56 PM AKDT7:03 PM AKDT11:58 PM AKDT
Tue 055:21 AM AKDT6:47 AM AKDT 0.1 kt8:33 AM AKDT10:56 AM AKDT −0.1 kt12:49 PM AKDT2:44 PM AKDT 0.2 kt
4:43 PM AKDT 0.1 kt
7:26 PM AKDT 0.2 kt
10:09 PM AKDT5:06 AM AKDT8:53 PM AKDT7:56 PM AKDT
Wed 0612:50 AM AKDT −0.3 kt6:06 AM AKDT7:51 AM AKDT 0.2 kt10:05 AM AKDT12:03 PM AKDT −0.2 kt1:48 PM AKDT3:35 PM AKDT 0.2 kt
5:38 PM AKDT 0.1 kt
8:39 PM AKDT 0.3 kt
11:01 PM AKDT5:08 AM AKDT8:51 PM AKDT8:30 PM AKDT12:59 AM AKDT
Thu 071:35 AM AKDT −0.4 kt6:42 AM AKDT8:55 AM AKDT 0.2 kt11:14 AM AKDT1:04 PM AKDT −0.2 kt2:58 PM AKDT4:35 PM AKDT 0.2 kt
6:35 PM AKDT 0.1 kt
9:41 PM AKDT 0.3 kt
11:48 PM AKDT5:10 AM AKDT8:49 PM AKDT8:50 PM AKDT2:19 AM AKDT
Fri 082:19 AM AKDT −0.5 kt7:06 AM AKDT9:49 AM AKDT 0.3 kt12:08 PM AKDT2:03 PM AKDT −0.3 kt4:08 PM AKDT5:34 PM AKDT 0.2 kt
7:29 PM AKDT 0.0 kt
10:32 PM AKDT 0.4 kt
Full Moon5:12 AM AKDT8:47 PM AKDT9:02 PM AKDT3:50 AM AKDT
Sat 0912:32 AM AKDT3:02 AM AKDT −0.6 kt6:50 AM AKDT10:36 AM AKDT 0.4 kt12:53 PM AKDT2:56 PM AKDT −0.4 kt5:09 PM AKDT6:29 PM AKDT 0.2 kt
8:19 PM AKDT 0.1 kt
11:18 PM AKDT 0.4 kt
5:14 AM AKDT8:44 PM AKDT9:11 PM AKDT5:24 AM AKDT
Sun 101:16 AM AKDT3:42 AM AKDT −0.7 kt6:44 AM AKDT11:19 AM AKDT 0.5 kt1:35 PM AKDT3:44 PM AKDT −0.6 kt6:02 PM AKDT7:22 PM AKDT 0.2 kt
9:09 PM AKDT 0.1 kt
5:16 AM AKDT8:42 PM AKDT9:17 PM AKDT6:56 AM AKDT
Mon 1112:02 AM AKDT 0.5 kt1:59 AM AKDT4:22 AM AKDT −0.8 kt7:07 AM AKDT12:02 PM AKDT 0.5 kt2:14 PM AKDT4:28 PM AKDT −0.7 kt6:50 PM AKDT8:15 PM AKDT 0.2 kt
10:01 PM AKDT 0.1 kt
5:18 AM AKDT8:40 PM AKDT9:22 PM AKDT8:28 AM AKDT
Tue 1212:47 AM AKDT 0.5 kt2:41 AM AKDT5:03 AM AKDT −0.8 kt7:39 AM AKDT9:24 AM AKDT 0.3 kt
10:06 AM AKDT 0.3 kt
12:46 PM AKDT 0.5 kt
2:53 PM AKDT5:12 PM AKDT −0.7 kt7:37 PM AKDT9:06 PM AKDT 0.3 kt
10:55 PM AKDT 0.2 kt
5:20 AM AKDT8:38 PM AKDT9:28 PM AKDT10:00 AM AKDT
Wed 131:31 AM AKDT 0.4 kt3:24 AM AKDT5:46 AM AKDT −0.8 kt8:15 AM AKDT9:56 AM AKDT 0.3 kt
11:22 AM AKDT 0.3 kt
1:30 PM AKDT 0.4 kt
3:32 PM AKDT5:58 PM AKDT −0.7 kt8:25 PM AKDT9:55 PM AKDT 0.3 kt
11:47 PM AKDT 0.2 kt
5:22 AM AKDT8:35 PM AKDT9:34 PM AKDT11:33 AM AKDT
Thu 142:16 AM AKDT 0.4 kt4:10 AM AKDT6:32 AM AKDT −0.7 kt8:54 AM AKDT10:35 AM AKDT 0.3 kt
12:27 PM AKDT 0.2 kt
2:15 PM AKDT 0.3 kt
4:16 PM AKDT6:49 PM AKDT −0.6 kt9:17 PM AKDT10:43 PM AKDT 0.2 kt5:23 AM AKDT8:33 PM AKDT9:43 PM AKDT1:09 PM AKDT
Fri 1512:36 AM AKDT 0.1 kt
3:05 AM AKDT 0.3 kt
5:01 AM AKDT7:22 AM AKDT −0.6 kt9:36 AM AKDT11:19 AM AKDT 0.3 kt
1:28 PM AKDT 0.2 kt
3:05 PM AKDT 0.2 kt
5:09 PM AKDT7:47 PM AKDT −0.5 kt10:19 PM AKDT11:36 PM AKDT 0.2 ktLast Quarter5:25 AM AKDT8:31 PM AKDT9:57 PM AKDT2:48 PM AKDT
Sat 161:22 AM AKDT 0.1 kt
4:02 AM AKDT 0.3 kt
6:00 AM AKDT8:16 AM AKDT −0.5 kt10:24 AM AKDT12:09 PM AKDT 0.3 kt
2:31 PM AKDT 0.2 kt
4:11 PM AKDT 0.2 kt
6:18 PM AKDT8:54 PM AKDT −0.5 kt11:44 PM AKDT5:27 AM AKDT8:28 PM AKDT10:20 PM AKDT4:27 PM AKDT
Sun 1712:39 AM AKDT 0.1 kt
2:05 AM AKDT 0.0 kt
5:09 AM AKDT 0.2 kt
7:07 AM AKDT9:15 AM AKDT −0.4 kt11:18 AM AKDT1:04 PM AKDT 0.3 kt
3:29 PM AKDT 0.1 kt
5:40 PM AKDT 0.2 kt
7:38 PM AKDT10:11 PM AKDT −0.4 kt5:30 AM AKDT8:26 PM AKDT11:00 PM AKDT5:55 PM AKDT
Mon 182:00 AM AKDT −0.0 kt
2:40 AM AKDT −0.0 kt
3:29 AM AKDT6:16 AM AKDT 0.2 kt8:15 AM AKDT10:18 AM AKDT −0.3 kt12:17 PM AKDT2:01 PM AKDT 0.3 kt
4:20 PM AKDT 0.1 kt
6:57 PM AKDT 0.2 kt
8:53 PM AKDT11:26 PM AKDT −0.5 kt5:32 AM AKDT8:23 PM AKDT6:58 PM AKDT
Tue 194:25 AM AKDT7:16 AM AKDT 0.3 kt9:21 AM AKDT11:22 AM AKDT −0.3 kt1:18 PM AKDT2:59 PM AKDT 0.3 kt
5:08 PM AKDT 0.1 kt
8:05 PM AKDT 0.3 kt
9:58 PM AKDT5:34 AM AKDT8:21 PM AKDT12:06 AM AKDT7:36 PM AKDT
Wed 2012:28 AM AKDT −0.6 kt5:00 AM AKDT8:15 AM AKDT 0.3 kt10:20 AM AKDT12:20 PM AKDT −0.4 kt2:19 PM AKDT4:01 PM AKDT 0.2 kt
5:58 PM AKDT 0.2 kt
9:04 PM AKDT 0.3 kt
10:54 PM AKDT5:36 AM AKDT8:18 PM AKDT1:33 AM AKDT7:57 PM AKDT
Thu 211:23 AM AKDT −0.6 kt5:18 AM AKDT9:06 AM AKDT 0.3 kt11:11 AM AKDT1:15 PM AKDT −0.4 kt3:22 PM AKDT5:07 PM AKDT 0.2 kt
6:51 PM AKDT 0.2 kt
9:54 PM AKDT 0.3 kt
11:45 PM AKDT5:38 AM AKDT8:16 PM AKDT3:07 AM AKDT8:10 PM AKDT
Fri 222:15 AM AKDT −0.7 kt5:36 AM AKDT9:43 AM AKDT 0.3 kt11:55 AM AKDT2:08 PM AKDT −0.5 kt4:23 PM AKDT6:10 PM AKDT 0.3 kt
7:36 PM AKDT 0.2 kt
10:34 PM AKDT 0.4 kt
New Moon5:40 AM AKDT8:13 PM AKDT4:40 AM AKDT8:18 PM AKDT
Sat 2312:31 AM AKDT3:02 AM AKDT −0.7 kt6:02 AM AKDT10:04 AM AKDT 0.3 kt12:34 PM AKDT2:56 PM AKDT −0.6 kt5:17 PM AKDT7:11 PM AKDT 0.3 kt
8:09 PM AKDT 0.3 kt
11:04 PM AKDT 0.4 kt
5:41 AM AKDT8:11 PM AKDT6:08 AM AKDT8:24 PM AKDT
Sun 241:12 AM AKDT3:44 AM AKDT −0.7 kt6:32 AM AKDT10:21 AM AKDT 0.4 kt1:08 PM AKDT3:39 PM AKDT −0.6 kt6:06 PM AKDT11:15 PM AKDT 0.4 kt5:43 AM AKDT8:08 PM AKDT7:31 AM AKDT8:28 PM AKDT
Mon 251:48 AM AKDT4:21 AM AKDT −0.7 kt7:03 AM AKDT10:46 AM AKDT 0.4 kt1:38 PM AKDT4:17 PM AKDT −0.7 kt6:49 PM AKDT11:23 PM AKDT 0.4 kt5:45 AM AKDT8:06 PM AKDT8:51 AM AKDT8:32 PM AKDT
Tue 262:17 AM AKDT4:53 AM AKDT −0.7 kt7:34 AM AKDT11:18 AM AKDT 0.4 kt2:07 PM AKDT4:51 PM AKDT −0.7 kt7:28 PM AKDT11:48 PM AKDT 0.4 kt5:47 AM AKDT8:03 PM AKDT10:10 AM AKDT8:37 PM AKDT
Wed 272:40 AM AKDT5:22 AM AKDT −0.6 kt8:01 AM AKDT11:57 AM AKDT 0.4 kt2:35 PM AKDT5:23 PM AKDT −0.6 kt8:04 PM AKDT10:27 PM AKDT 0.3 kt
10:52 PM AKDT 0.3 kt
5:49 AM AKDT8:01 PM AKDT11:29 AM AKDT8:42 PM AKDT
Thu 2812:27 AM AKDT 0.3 kt3:00 AM AKDT5:47 AM AKDT −0.5 kt8:26 AM AKDT12:44 PM AKDT 0.3 kt3:07 PM AKDT5:56 PM AKDT −0.5 kt8:39 PM AKDT10:39 PM AKDT 0.3 kt
11:49 PM AKDT 0.2 kt
5:51 AM AKDT7:58 PM AKDT12:50 PM AKDT8:50 PM AKDT
Fri 291:15 AM AKDT 0.3 kt3:23 AM AKDT6:11 AM AKDT −0.5 kt8:45 AM AKDT10:53 AM AKDT 0.3 kt
12:12 PM AKDT 0.3 kt
1:36 PM AKDT 0.3 kt
3:45 PM AKDT6:32 PM AKDT −0.4 kt9:16 PM AKDT10:58 PM AKDT 0.2 kt5:53 AM AKDT7:56 PM AKDT2:12 PM AKDT9:01 PM AKDT
Sat 3012:32 AM AKDT 0.1 kt
2:09 AM AKDT 0.2 kt
3:50 AM AKDT6:37 AM AKDT −0.4 kt9:04 AM AKDT11:06 AM AKDT 0.3 kt
1:08 PM AKDT 0.2 kt
2:33 PM AKDT 0.2 kt
4:33 PM AKDT7:18 PM AKDT −0.3 kt10:04 PM AKDT11:20 PM AKDT 0.1 ktFirst Quarter5:55 AM AKDT7:53 PM AKDT3:33 PM AKDT9:19 PM AKDT
Sun 311:11 AM AKDT 0.0 kt
3:09 AM AKDT 0.1 kt
4:25 AM AKDT7:10 AM AKDT −0.3 kt9:26 AM AKDT11:31 AM AKDT 0.3 kt
2:00 PM AKDT 0.1 kt
3:41 PM AKDT 0.2 kt
5:39 PM AKDT8:18 PM AKDT −0.2 kt
11:48 PM AKDT −0.0 kt
5:57 AM AKDT7:50 PM AKDT4:48 PM AKDT9:50 PM AKDT

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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