Cow Island Tide Chart & Fishing Times
Tide times, heights, and solunar bite windows for Cow Island, Maine — August 2026 & September 2026. Every value is computed from NOAA harmonic constituents, the same offline engine that powers the Ebb app.
NOAA Station
8418009
Type
Subordinate (offset)
Coordinates
43.690, -70.190
Time Zone
New York
Sun, moon & bite windows
Sunday, August 2
Sunday, August 2
Sunrise 5:30 AM · Sunset 8:02 PM · Moon Waning Gibbous (84% lit)
High 1:54a · 9.8 ftLow 8:10a · 0.0 ftHigh 2:23p · 9.4 ftLow 8:25p · 0.6 ft
Major window ★★★
2:31a – 4:31a
Minor window ★★★
9:10a – 10:10a
Major window ★★★
2:45p – 4:45p
Minor window ★★★
9:16p – 10:16p
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.
Wednesday, Aug 5 ★★★
Major window overlaps dawn/dusk or a tide swing
Major windows: 4:47a–6:47a, 5:07p–7:07p
Thursday, Aug 6 ★★★
Major window overlaps dawn/dusk or a tide swing
Major windows: 5:40a–7:40a, 6:03p–8:03p
Wednesday, Aug 19 ★★★
Major window overlaps dawn/dusk or a tide swing
Major windows: 4:49a–6:49a, 5:08p–7:08p
Thursday, Aug 20 ★★★
Major window overlaps dawn/dusk or a tide swing
Major windows: 5:37a–7:37a, 5:59p–7:59p
Friday, Aug 21 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 6:27a–8:27a, 6:51p–8:51p
Saturday, Aug 22 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 7:18a–9:18a, 7:44p–9:44p
Tide table — August 2026
Cow Island tides, August 2026
All high and low tides for Cow Island, in local time (New York). Heights are feet above Mean Lower Low Water (MLLW).
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Sat | H 1:17a 9.9 ftL 7:35a 0.0 ftH 1:49p 9.1 ftL 7:44p 0.8 ft | 5:29a / 8:03p |
| 2 | Sun | H 1:54a 9.8 ftL 8:10a 0.0 ftH 2:23p 9.4 ftL 8:25p 0.6 ft | 5:30a / 8:02p |
| 3 | Mon | H 2:34a 9.7 ftL 8:47a 0.1 ftH 3:01p 9.6 ftL 9:11p 0.5 ft | 5:32a / 8:01p |
| 4 | Tue | H 3:18a 9.4 ftL 9:29a 0.3 ftH 3:43p 9.8 ftL 10p 0.5 ft | 5:33a / 7:59p |
| 5 | Wed | H 4:07a 9.1 ftL 10:15a 0.5 ftH 4:31p 9.9 ftL 10:54p 0.4 ft | 5:34a / 7:58p |
| 6 | Thu | H 5:02a 8.8 ftL 11:06a 0.7 ftH 5:24p 10.0 ftL 11:53p 0.4 ft | 5:35a / 7:57p |
| 7 | Fri | H 6:03a 8.5 ftL 12:03p 0.9 ftH 6:23p 10.1 ft | 5:36a / 7:55p |
| 8 | Sat | L 12:57a 0.4 ftH 7:09a 8.4 ftL 1:06p 1.0 ftH 7:29p 10.2 ft | 5:37a / 7:54p |
| 9 | Sun | L 2:06a 0.2 ftH 8:19a 8.5 ftL 2:13p 0.9 ftH 8:36p 10.5 ft | 5:38a / 7:53p |
| 10 | Mon | L 3:12a -0.2 ftH 9:25a 8.8 ftL 3:18p 0.6 ftH 9:39p 10.8 ft | 5:39a / 7:51p |
| 11 | Tue | L 4:12a -0.6 ftH 10:24a 9.2 ftL 4:18p 0.2 ftH 10:38p 11.1 ft | 5:40a / 7:50p |
| 12 | Wed | L 5:07a -0.9 ftH 11:19a 9.6 ftL 5:15p -0.1 ftH 11:33p 11.2 ft | 5:41a / 7:48p |
| 13 | Thu | L 5:58a -1.1 ftH 12:11p 9.9 ftL 6:10p -0.3 ft | 5:43a / 7:47p |
| 14 | Fri | H 12:26a 11.1 ftL 6:46a -1.0 ftH 1p 10.2 ftL 7:02p -0.4 ft | 5:44a / 7:45p |
| 15 | Sat | H 1:16a 10.9 ftL 7:32a -0.8 ftH 1:46p 10.2 ftL 7:52p -0.3 ft | 5:45a / 7:44p |
| 16 | Sun | H 2:05a 10.4 ftL 8:17a -0.4 ftH 2:31p 10.1 ftL 8:42p 0.0 ft | 5:46a / 7:42p |
| 17 | Mon | H 2:54a 9.8 ftL 9:02a 0.1 ftH 3:17p 9.9 ftL 9:33p 0.3 ft | 5:47a / 7:41p |
| 18 | Tue | H 3:45a 9.2 ftL 9:48a 0.7 ftH 4:05p 9.6 ftL 10:27p 0.7 ft | 5:48a / 7:39p |
| 19 | Wed | H 4:39a 8.6 ftL 10:37a 1.3 ftH 4:56p 9.3 ftL 11:22p 1.0 ft | 5:49a / 7:38p |
| 20 | Thu | H 5:34a 8.1 ftL 11:29a 1.8 ftH 5:49p 9.0 ft | 5:50a / 7:36p |
| 21 | Fri | L 12:21a 1.3 ftH 6:33a 7.7 ftL 12:25p 2.1 ftH 6:46p 8.8 ft | 5:52a / 7:34p |
| 22 | Sat | L 1:23a 1.5 ftH 7:34a 7.6 ftL 1:25p 2.2 ftH 7:45p 8.8 ft | 5:53a / 7:33p |
| 23 | Sun | L 2:24a 1.4 ftH 8:33a 7.6 ftL 2:24p 2.1 ftH 8:41p 8.9 ft | 5:54a / 7:31p |
| 24 | Mon | L 3:17a 1.2 ftH 9:25a 7.8 ftL 3:16p 1.9 ftH 9:31p 9.2 ft | 5:55a / 7:29p |
| 25 | Tue | L 4:02a 0.9 ftH 10:10a 8.1 ftL 4:01p 1.6 ftH 10:15p 9.5 ft | 5:56a / 7:28p |
| 26 | Wed | L 4:42a 0.6 ftH 10:51a 8.5 ftL 4:42p 1.2 ftH 10:56p 9.7 ft | 5:57a / 7:26p |
| 27 | Thu | L 5:18a 0.3 ftH 11:29a 8.8 ftL 5:21p 0.9 ftH 11:35p 9.9 ft | 5:58a / 7:24p |
| 28 | Fri | L 5:52a 0.1 ftH 12:04p 9.2 ftL 6p 0.6 ft | 5:59a / 7:23p |
| 29 | Sat | H 12:12a 10.0 ftL 6:25a 0.0 ftH 12:38p 9.5 ftL 6:39p 0.3 ft | 6:01a / 7:21p |
| 30 | Sun | H 12:50a 10.0 ftL 7a -0.1 ftH 1:12p 9.8 ftL 7:19p 0.0 ft | 6:02a / 7:19p |
| 31 | Mon | H 1:29a 9.9 ftL 7:37a 0.0 ftH 1:48p 10.1 ftL 8:01p -0.1 ft | 6:03a / 7:17p |
Last QuarterAug 5
New MoonAug 12
First QuarterAug 19
Full MoonAug 27
Tide table — September 2026
Cow Island tides, September 2026
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Tue | H 2:10a 9.7 ftL 8:16a 0.1 ftH 2:28p 10.2 ftL 8:47p -0.1 ft | 6:04a / 7:16p |
| 2 | Wed | H 2:56a 9.4 ftL 9:01a 0.3 ftH 3:13p 10.2 ftL 9:38p 0.0 ft | 6:05a / 7:14p |
| 3 | Thu | H 3:48a 9.0 ftL 9:51a 0.6 ftH 4:05p 10.1 ftL 10:35p 0.2 ft | 6:06a / 7:12p |
| 4 | Fri | H 4:47a 8.7 ftL 10:47a 0.9 ftH 5:05p 10.0 ftL 11:37p 0.4 ft | 6:07a / 7:10p |
| 5 | Sat | H 5:52a 8.4 ftL 11:49a 1.1 ftH 6:10p 9.9 ft | 6:08a / 7:09p |
| 6 | Sun | L 12:46a 0.4 ftH 7:02a 8.3 ftL 12:57p 1.2 ftH 7:21p 9.9 ft | 6:10a / 7:07p |
| 7 | Mon | L 1:57a 0.3 ftH 8:13a 8.5 ftL 2:08p 1.0 ftH 8:30p 10.2 ft | 6:11a / 7:05p |
| 8 | Tue | L 3:03a 0.0 ftH 9:16a 9.0 ftL 3:14p 0.6 ftH 9:33p 10.5 ft | 6:12a / 7:03p |
| 9 | Wed | L 3:59a -0.4 ftH 10:12a 9.4 ftL 4:12p 0.1 ftH 10:29p 10.7 ft | 6:13a / 7:01p |
| 10 | Thu | L 4:50a -0.6 ftH 11:02a 9.9 ftL 5:06p -0.2 ftH 11:21p 10.7 ft | 6:14a / 7p |
| 11 | Fri | L 5:37a -0.7 ftH 11:49a 10.2 ftL 5:56p -0.5 ft | 6:15a / 6:58p |
| 12 | Sat | H 12:10a 10.6 ftL 6:21a -0.5 ftH 12:33p 10.4 ftL 6:43p -0.5 ft | 6:16a / 6:56p |
| 13 | Sun | H 12:56a 10.3 ftL 7:03a -0.2 ftH 1:15p 10.3 ftL 7:29p -0.4 ft | 6:17a / 6:54p |
| 14 | Mon | H 1:41a 9.9 ftL 7:44a 0.2 ftH 1:56p 10.1 ftL 8:13p -0.1 ft | 6:19a / 6:52p |
| 15 | Tue | H 2:26a 9.4 ftL 8:25a 0.7 ftH 2:37p 9.8 ftL 8:59p 0.3 ft | 6:20a / 6:50p |
| 16 | Wed | H 3:13a 8.8 ftL 9:09a 1.2 ftH 3:22p 9.4 ftL 9:48p 0.7 ft | 6:21a / 6:49p |
| 17 | Thu | H 4:03a 8.3 ftL 9:56a 1.7 ftH 4:11p 9.0 ftL 10:40p 1.1 ft | 6:22a / 6:47p |
| 18 | Fri | H 4:57a 7.9 ftL 10:47a 2.0 ftH 5:05p 8.7 ftL 11:37p 1.5 ft | 6:23a / 6:45p |
| 19 | Sat | H 5:54a 7.6 ftL 11:43a 2.3 ftH 6:03p 8.6 ft | 6:24a / 6:43p |
| 20 | Sun | L 12:37a 1.6 ftH 6:53a 7.5 ftL 12:43p 2.3 ftH 7:03p 8.6 ft | 6:25a / 6:41p |
| 21 | Mon | L 1:38a 1.6 ftH 7:52a 7.7 ftL 1:44p 2.2 ftH 8:01p 8.7 ft | 6:26a / 6:39p |
| 22 | Tue | L 2:33a 1.3 ftH 8:45a 8.0 ftL 2:39p 1.9 ftH 8:54p 9.0 ft | 6:28a / 6:38p |
| 23 | Wed | L 3:19a 1.0 ftH 9:30a 8.4 ftL 3:27p 1.4 ftH 9:39p 9.3 ft | 6:29a / 6:36p |
| 24 | Thu | L 3:58a 0.7 ftH 10:10a 8.9 ftL 4:09p 0.9 ftH 10:21p 9.6 ft | 6:30a / 6:34p |
| 25 | Fri | L 4:35a 0.4 ftH 10:47a 9.4 ftL 4:49p 0.4 ftH 11:02p 9.8 ft | 6:31a / 6:32p |
| 26 | Sat | L 5:10a 0.1 ftH 11:22a 9.8 ftL 5:30p 0.0 ftH 11:42p 10.0 ft | 6:32a / 6:30p |
| 27 | Sun | L 5:47a 0.0 ftH 11:59a 10.2 ftL 6:11p -0.4 ft | 6:33a / 6:28p |
| 28 | Mon | H 12:23a 10.0 ftL 6:26a -0.1 ftH 12:36p 10.5 ftL 6:54p -0.7 ft | 6:34a / 6:27p |
| 29 | Tue | H 1:05a 9.9 ftL 7:06a 0.0 ftH 1:17p 10.7 ftL 7:39p -0.7 ft | 6:36a / 6:25p |
| 30 | Wed | H 1:50a 9.7 ftL 7:50a 0.1 ftH 2:01p 10.7 ftL 8:27p -0.6 ft | 6:37a / 6:23p |
Last QuarterSep 3
New MoonSep 10
First QuarterSep 18
Full MoonSep 26
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Nearby stations
Tide charts near Cow Island
About this data
Predictions for Cow 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.