Morse Cove, Duke Island Tide Chart & Fishing Times
Tide times, heights, and solunar bite windows for Morse Cove, Duke Island, Alaska — August 2026 & September 2026. Every value is computed from NOAA harmonic constituents, the same offline engine that powers the Ebb app.
NOAA Station
9450172
Type
Subordinate (offset)
Coordinates
54.920, -131.255
Time Zone
Anchorage
Sun, moon & bite windows
Sunday, August 2
Sunday, August 2
Sunrise 4:56 AM · Sunset 8:44 PM · Moon Waning Gibbous (83% lit)
High 3:27a · 14.6 ftLow 9:52a · -0.7 ftHigh 4:06p · 14.4 ftLow 10:17p · 1.5 ft
Major window ★★★
2:45a – 4:45a
Minor window ★★★
9:29a – 10:29a
Major window ★★★
2:54p – 4:54p
Minor window ★★★
9:14p – 10:14p
Best fishing days — August 2026
Top solunar bite days this month
Ranked by solunar quality — days when the major feeding windows stack up with sunrise, sunset, or a strong tide swing.
Saturday, Aug 1 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 2:02a–4:02a, 2:12p–4:12p
Sunday, Aug 2 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 2:45a–4:45a, 2:54p–4:54p
Monday, Aug 3 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 3:28a–5:28a, 3:39p–5:39p
Thursday, Aug 6 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 5:55a–7:55a, 6:17p–8:17p
Wednesday, Aug 19 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 5:02a–7:02a, 5:20p–7:20p
Thursday, Aug 20 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 5:50a–7:50a, 6:11p–8:11p
Tide table — August 2026
Morse Cove, Duke Island tides, August 2026
All high and low tides for Morse Cove, Duke Island, in local time (Anchorage). Heights are feet above Mean Lower Low Water (MLLW).
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Sat | H 2:51a 15.1 ftL 9:22a -1.4 ftH 3:36p 14.2 ftL 9:37p 1.7 ft | 4:54a / 8:46p |
| 2 | Sun | H 3:27a 14.6 ftL 9:52a -0.7 ftH 4:06p 14.4 ftL 10:17p 1.5 ft | 4:56a / 8:44p |
| 3 | Mon | H 4:08a 13.7 ftL 10:23a 0.2 ftH 4:38p 14.5 ftL 11:02p 1.4 ft | 4:58a / 8:42p |
| 4 | Tue | H 4:52a 12.7 ftL 10:59a 1.4 ftH 5:15p 14.4 ftL 11:54p 1.5 ft | 5a / 8:40p |
| 5 | Wed | H 5:47a 11.5 ftL 11:42a 2.8 ftH 6:01p 14.2 ft | 5:01a / 8:38p |
| 6 | Thu | L 12:58a 1.7 ftH 6:56a 10.5 ftL 12:37p 4.2 ftH 7p 13.9 ft | 5:03a / 8:36p |
| 7 | Fri | L 2:16a 1.6 ftH 8:26a 10.0 ftL 1:51p 5.2 ftH 8:15p 13.8 ft | 5:05a / 8:34p |
| 8 | Sat | L 3:39a 1.0 ftH 9:59a 10.5 ftL 3:23p 5.4 ftH 9:36p 14.3 ft | 5:07a / 8:32p |
| 9 | Sun | L 4:51a -0.2 ftH 11:12a 11.5 ftL 4:45p 4.8 ftH 10:48p 15.1 ft | 5:09a / 8:30p |
| 10 | Mon | L 5:50a -1.4 ftH 12:08p 12.8 ftL 5:50p 3.6 ftH 11:49p 16.1 ft | 5:11a / 8:28p |
| 11 | Tue | L 6:39a -2.5 ftH 12:55p 14.0 ftL 6:44p 2.2 ft | 5:12a / 8:26p |
| 12 | Wed | H 12:42a 16.8 ftL 7:24a -3.1 ftH 1:37p 15.0 ftL 7:32p 1.1 ft | 5:14a / 8:23p |
| 13 | Thu | H 1:30a 17.1 ftL 8:04a -3.3 ftH 2:15p 15.7 ftL 8:17p 0.2 ft | 5:16a / 8:21p |
| 14 | Fri | H 2:15a 16.9 ftL 8:43a -2.9 ftH 2:52p 16.0 ftL 9p -0.2 ft | 5:18a / 8:19p |
| 15 | Sat | H 2:58a 16.2 ftL 9:19a -2.0 ftH 3:27p 16.0 ftL 9:42p -0.2 ft | 5:20a / 8:17p |
| 16 | Sun | H 3:40a 15.1 ftL 9:55a -0.6 ftH 4:02p 15.6 ftL 10:25p 0.2 ft | 5:22a / 8:14p |
| 17 | Mon | H 4:23a 13.7 ftL 10:30a 0.9 ftH 4:36p 14.9 ftL 11:09p 1.0 ft | 5:24a / 8:12p |
| 18 | Tue | H 5:08a 12.2 ftL 11:06a 2.6 ftH 5:12p 14.0 ftL 11:58p 1.9 ft | 5:25a / 8:10p |
| 19 | Wed | H 6a 10.8 ftL 11:46a 4.3 ftH 5:54p 13.1 ft | 5:27a / 8:08p |
| 20 | Thu | L 12:59a 2.8 ftH 7:09a 9.7 ftL 12:39p 5.7 ftH 6:48p 12.2 ft | 5:29a / 8:05p |
| 21 | Fri | L 2:19a 3.3 ftH 8:48a 9.2 ftL 1:59p 6.7 ftH 8:05p 11.7 ft | 5:31a / 8:03p |
| 22 | Sat | L 3:46a 3.2 ftH 10:22a 9.7 ftL 3:37p 6.7 ftH 9:29p 11.8 ft | 5:33a / 8p |
| 23 | Sun | L 4:54a 2.4 ftH 11:21a 10.5 ftL 4:50p 6.0 ftH 10:36p 12.5 ft | 5:35a / 7:58p |
| 24 | Mon | L 5:42a 1.5 ftH 12:02p 11.5 ftL 5:40p 5.0 ftH 11:27p 13.4 ft | 5:37a / 7:56p |
| 25 | Tue | L 6:19a 0.5 ftH 12:35p 12.4 ftL 6:20p 3.8 ft | 5:38a / 7:53p |
| 26 | Wed | H 12:08a 14.3 ftL 6:52a -0.3 ftH 1:04p 13.3 ftL 6:56p 2.7 ft | 5:40a / 7:51p |
| 27 | Thu | H 12:45a 14.9 ftL 7:21a -0.9 ftH 1:32p 14.1 ftL 7:30p 1.7 ft | 5:42a / 7:48p |
| 28 | Fri | H 1:21a 15.4 ftL 7:50a -1.2 ftH 2p 14.8 ftL 8:03p 0.8 ft | 5:44a / 7:46p |
| 29 | Sat | H 1:56a 15.5 ftL 8:19a -1.2 ftH 2:27p 15.4 ftL 8:38p 0.1 ft | 5:46a / 7:43p |
| 30 | Sun | H 2:32a 15.4 ftL 8:48a -0.7 ftH 2:56p 15.7 ftL 9:14p -0.3 ft | 5:48a / 7:41p |
| 31 | Mon | H 3:10a 14.9 ftL 9:19a 0.0 ftH 3:26p 15.8 ftL 9:53p -0.3 ft | 5:50a / 7:39p |
Last QuarterAug 5
New MoonAug 12
First QuarterAug 19
Full MoonAug 27
Tide table — September 2026
Morse Cove, Duke Island tides, September 2026
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Tue | H 3:51a 14.1 ftL 9:52a 1.1 ftH 3:59p 15.7 ftL 10:37p 0.0 ft | 5:52a / 7:36p |
| 2 | Wed | H 4:37a 12.9 ftL 10:29a 2.5 ftH 4:38p 15.2 ftL 11:29p 0.6 ft | 5:53a / 7:34p |
| 3 | Thu | H 5:32a 11.7 ftL 11:14a 3.9 ftH 5:27p 14.4 ft | 5:55a / 7:31p |
| 4 | Fri | L 12:35a 1.3 ftH 6:46a 10.6 ftL 12:15p 5.3 ftH 6:34p 13.6 ft | 5:57a / 7:29p |
| 5 | Sat | L 1:59a 1.7 ftH 8:25a 10.3 ftL 1:47p 6.1 ftH 8:05p 13.3 ft | 5:59a / 7:26p |
| 6 | Sun | L 3:28a 1.3 ftH 9:57a 11.0 ftL 3:31p 5.7 ftH 9:36p 13.7 ft | 6:01a / 7:23p |
| 7 | Mon | L 4:40a 0.3 ftH 11:02a 12.3 ftL 4:50p 4.4 ftH 10:47p 14.7 ft | 6:03a / 7:21p |
| 8 | Tue | L 5:35a -0.8 ftH 11:51a 13.6 ftL 5:48p 2.7 ftH 11:44p 15.6 ft | 6:05a / 7:18p |
| 9 | Wed | L 6:20a -1.6 ftH 12:32p 14.8 ftL 6:35p 1.2 ft | 6:06a / 7:16p |
| 10 | Thu | H 12:33a 16.2 ftL 7:01a -1.9 ftH 1:09p 15.8 ftL 7:18p -0.1 ft | 6:08a / 7:13p |
| 11 | Fri | H 1:18a 16.5 ftL 7:38a -1.8 ftH 1:43p 16.4 ftL 7:58p -0.9 ft | 6:10a / 7:11p |
| 12 | Sat | H 1:59a 16.2 ftL 8:12a -1.3 ftH 2:16p 16.6 ftL 8:36p -1.2 ft | 6:12a / 7:08p |
| 13 | Sun | H 2:39a 15.6 ftL 8:46a -0.3 ftH 2:47p 16.5 ftL 9:13p -1.1 ft | 6:14a / 7:06p |
| 14 | Mon | H 3:17a 14.7 ftL 9:18a 1.0 ftH 3:18p 15.9 ftL 9:50p -0.4 ft | 6:16a / 7:03p |
| 15 | Tue | H 3:56a 13.6 ftL 9:51a 2.4 ftH 3:49p 15.1 ftL 10:29p 0.5 ft | 6:17a / 7:01p |
| 16 | Wed | H 4:37a 12.3 ftL 10:24a 3.8 ftH 4:22p 14.1 ftL 11:12p 1.7 ft | 6:19a / 6:58p |
| 17 | Thu | H 5:24a 11.1 ftL 11:02a 5.2 ftH 5p 13.0 ft | 6:21a / 6:55p |
| 18 | Fri | L 12:06a 2.9 ftH 6:29a 10.0 ftL 11:53a 6.4 ftH 5:53p 11.9 ft | 6:23a / 6:53p |
| 19 | Sat | L 1:24a 3.7 ftH 8:06a 9.5 ftL 1:19p 7.2 ftH 7:16p 11.2 ft | 6:25a / 6:50p |
| 20 | Sun | L 2:59a 3.7 ftH 9:45a 9.9 ftL 3:12p 7.0 ftH 8:53p 11.3 ft | 6:27a / 6:48p |
| 21 | Mon | L 4:13a 3.1 ftH 10:43a 10.9 ftL 4:26p 5.9 ftH 10:06p 12.0 ft | 6:29a / 6:45p |
| 22 | Tue | L 5:02a 2.1 ftH 11:21a 11.9 ftL 5:15p 4.6 ftH 10:58p 13.0 ft | 6:31a / 6:43p |
| 23 | Wed | L 5:40a 1.2 ftH 11:52a 13.0 ftL 5:54p 3.1 ftH 11:41p 13.9 ft | 6:32a / 6:40p |
| 24 | Thu | L 6:12a 0.5 ftH 12:21p 14.1 ftL 6:29p 1.7 ft | 6:34a / 6:37p |
| 25 | Fri | H 12:20a 14.7 ftL 6:43a 0.0 ftH 12:49p 15.1 ftL 7:03p 0.3 ft | 6:36a / 6:35p |
| 26 | Sat | H 12:58a 15.3 ftL 7:13a -0.2 ftH 1:18p 16.0 ftL 7:38p -0.8 ft | 6:38a / 6:32p |
| 27 | Sun | H 1:36a 15.6 ftL 7:44a -0.1 ftH 1:47p 16.6 ftL 8:13p -1.6 ft | 6:40a / 6:30p |
| 28 | Mon | H 2:15a 15.5 ftL 8:17a 0.4 ftH 2:19p 17.0 ftL 8:51p -1.9 ft | 6:42a / 6:27p |
| 29 | Tue | H 2:55a 15.0 ftL 8:51a 1.3 ftH 2:52p 16.9 ftL 9:32p -1.7 ft | 6:44a / 6:25p |
| 30 | Wed | H 3:39a 14.2 ftL 9:28a 2.3 ftH 3:30p 16.4 ftL 10:19p -1.0 ft | 6:46a / 6:22p |
Last QuarterSep 3
New MoonSep 10
First QuarterSep 18
Full MoonSep 26
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Nearby stations
Tide charts near Morse Cove, Duke Island
About this data
Predictions for Morse Cove, Duke Island are computed from NOAA CO-OPS harmonic constituents using Ebb's on-device engine (a Schureman/pytides harmonic model). They are astronomical tide predictions and do not account for weather, wind, or barometric pressure, which can shift real water levels. Solunar bite windows are a fishing-planning heuristic, not a guarantee. Ebb is a fishing- and trip-planning tool, not a navigation product — always consult NOAA Tides & Currents and official sources for navigation-critical decisions.