Merrimacport Tide Chart & Fishing Times
Tide times, heights, and solunar bite windows for Merrimacport, Massachusetts — August 2026 & September 2026. Every value is computed from NOAA harmonic constituents, the same offline engine that powers the Ebb app.
NOAA Station
8440369
Type
Harmonic (reference)
Coordinates
42.825, -70.988
Time Zone
New York
Sun, moon & bite windows
Sunday, August 2
Sunday, August 2
Sunrise 5:36 AM · Sunset 8:03 PM · Moon Waning Gibbous (84% lit)
High 3:31a · 7.6 ftLow 10:18a · 0.3 ftHigh 3:59p · 7.0 ftLow 10:33p · 0.7 ft
Major window ★★★
2:34a – 4:34a
Minor window ★★★
9:13a – 10:13a
Major window ★★★
2:48p – 4:48p
Minor window ★★★
9:19p – 10:19p
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 stacks with dawn/dusk and a tide swing
Major windows: 4:50a–6:50a, 5:10p–7:10p
Thursday, Aug 6 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 5:43a–7:43a, 6:07p–8:07p
Friday, Aug 7 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 6:41a–8:41a, 7:09p–9:09p
Wednesday, Aug 19 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 4:52a–6:52a, 5:12p–7:12p
Thursday, Aug 20 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 5:40a–7:40a, 6:02p–8:02p
Friday, Aug 21 ★★★
Major window stacks with dawn/dusk and a tide swing
Major windows: 6:30a–8:30a, 6:54p–8:54p
Tide table — August 2026
Merrimacport tides, August 2026
All high and low tides for Merrimacport, in local time (New York). Heights are feet above Mean Lower Low Water (MLLW).
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Sat | H 2:48a 7.6 ftL 9:38a 0.3 ftH 3:15p 6.7 ftL 9:47p 0.8 ft | 5:35a / 8:04p |
| 2 | Sun | H 3:31a 7.6 ftL 10:18a 0.3 ftH 3:59p 7.0 ftL 10:33p 0.7 ft | 5:36a / 8:03p |
| 3 | Mon | H 4:17a 7.5 ftL 11a 0.4 ftH 4:45p 7.3 ftL 11:24p 0.6 ft | 5:37a / 8:02p |
| 4 | Tue | H 5:06a 7.2 ftL 11:46a 0.5 ftH 5:35p 7.5 ft | 5:38a / 8p |
| 5 | Wed | L 12:18a 0.6 ftH 5:59a 7.0 ftL 12:35p 0.6 ftH 6:27p 7.6 ft | 5:39a / 7:59p |
| 6 | Thu | L 1:16a 0.5 ftH 6:53a 6.7 ftL 1:29p 0.7 ftH 7:21p 7.7 ft | 5:40a / 7:58p |
| 7 | Fri | L 2:16a 0.4 ftH 7:51a 6.5 ftL 2:27p 0.8 ftH 8:19p 7.8 ft | 5:41a / 7:57p |
| 8 | Sat | L 3:17a 0.3 ftH 8:52a 6.3 ftL 3:27p 0.8 ftH 9:19p 7.9 ft | 5:42a / 7:55p |
| 9 | Sun | L 4:17a 0.1 ftH 9:54a 6.3 ftL 4:26p 0.6 ftH 10:19p 8.1 ft | 5:43a / 7:54p |
| 10 | Mon | L 5:14a -0.1 ftH 10:54a 6.4 ftL 5:22p 0.4 ftH 11:17p 8.2 ft | 5:44a / 7:52p |
| 11 | Tue | L 6:08a -0.2 ftH 11:50a 6.6 ftL 6:17p 0.2 ft | 5:45a / 7:51p |
| 12 | Wed | H 12:12a 8.3 ftL 7:01a -0.4 ftH 12:44p 6.8 ftL 7:11p 0.0 ft | 5:47a / 7:50p |
| 13 | Thu | H 1:05a 8.3 ftL 7:51a -0.4 ftH 1:35p 7.0 ftL 8:03p -0.1 ft | 5:48a / 7:48p |
| 14 | Fri | H 1:55a 8.2 ftL 8:38a -0.4 ftH 2:23p 7.2 ftL 8:53p -0.1 ft | 5:49a / 7:47p |
| 15 | Sat | H 2:43a 7.9 ftL 9:23a -0.3 ftH 3:08p 7.3 ftL 9:42p 0.0 ft | 5:50a / 7:45p |
| 16 | Sun | H 3:29a 7.6 ftL 10:08a -0.1 ftH 3:53p 7.4 ftL 10:32p 0.1 ft | 5:51a / 7:44p |
| 17 | Mon | H 4:15a 7.3 ftL 10:54a 0.2 ftH 4:39p 7.4 ftL 11:22p 0.3 ft | 5:52a / 7:42p |
| 18 | Tue | H 5:02a 6.9 ftL 11:41a 0.5 ftH 5:27p 7.3 ft | 5:53a / 7:41p |
| 19 | Wed | L 12:14a 0.5 ftH 5:51a 6.5 ftL 12:30p 0.8 ftH 6:15p 7.2 ft | 5:54a / 7:39p |
| 20 | Thu | L 1:07a 0.7 ftH 6:42a 6.2 ftL 1:21p 1.1 ftH 7:06p 7.0 ft | 5:55a / 7:38p |
| 21 | Fri | L 2:01a 0.9 ftH 7:34a 5.9 ftL 2:14p 1.3 ftH 7:58p 6.9 ft | 5:56a / 7:36p |
| 22 | Sat | L 2:57a 1.0 ftH 8:29a 5.7 ftL 3:09p 1.4 ftH 8:53p 6.8 ft | 5:57a / 7:34p |
| 23 | Sun | L 3:52a 1.0 ftH 9:25a 5.6 ftL 4:02p 1.3 ftH 9:49p 6.9 ft | 5:58a / 7:33p |
| 24 | Mon | L 4:44a 0.9 ftH 10:19a 5.7 ftL 4:53p 1.2 ftH 10:40p 7.0 ft | 6a / 7:31p |
| 25 | Tue | L 5:33a 0.8 ftH 11:09a 5.9 ftL 5:42p 1.1 ftH 11:28p 7.1 ft | 6:01a / 7:30p |
| 26 | Wed | L 6:19a 0.7 ftH 11:55a 6.1 ftL 6:28p 1.0 ft | 6:02a / 7:28p |
| 27 | Thu | H 12:14a 7.3 ftL 7:04a 0.5 ftH 12:39p 6.4 ftL 7:14p 0.8 ft | 6:03a / 7:26p |
| 28 | Fri | H 12:57a 7.4 ftL 7:46a 0.4 ftH 1:22p 6.7 ftL 7:58p 0.6 ft | 6:04a / 7:25p |
| 29 | Sat | H 1:41a 7.5 ftL 8:26a 0.3 ftH 2:04p 7.0 ftL 8:41p 0.4 ft | 6:05a / 7:23p |
| 30 | Sun | H 2:24a 7.5 ftL 9:05a 0.3 ftH 2:46p 7.3 ftL 9:24p 0.3 ft | 6:06a / 7:21p |
| 31 | Mon | H 3:08a 7.5 ftL 9:45a 0.3 ftH 3:30p 7.6 ftL 10:11p 0.2 ft | 6:07a / 7:20p |
Last QuarterAug 5
New MoonAug 12
First QuarterAug 19
Full MoonAug 27
Tide table — September 2026
Merrimacport tides, September 2026
| Day | Tides (height above MLLW) | Sunrise / Sunset | |
|---|---|---|---|
| 1 | Tue | H 3:54a 7.3 ftL 10:28a 0.4 ftH 4:17p 7.8 ftL 11:02p 0.2 ft | 6:08a / 7:18p |
| 2 | Wed | H 4:44a 7.1 ftL 11:16a 0.6 ftH 5:07p 7.9 ftL 11:57p 0.2 ft | 6:09a / 7:16p |
| 3 | Thu | H 5:37a 6.8 ftL 12:09p 0.7 ftH 6:01p 7.9 ft | 6:10a / 7:14p |
| 4 | Fri | L 12:55a 0.3 ftH 6:33a 6.6 ftL 1:06p 0.8 ftH 6:58p 7.9 ft | 6:11a / 7:13p |
| 5 | Sat | L 1:56a 0.3 ftH 7:32a 6.4 ftL 2:07p 0.9 ftH 7:58p 7.8 ft | 6:12a / 7:11p |
| 6 | Sun | L 2:58a 0.3 ftH 8:35a 6.2 ftL 3:10p 0.8 ftH 9:01p 7.8 ft | 6:14a / 7:09p |
| 7 | Mon | L 3:58a 0.2 ftH 9:38a 6.3 ftL 4:10p 0.6 ftH 10:03p 7.8 ft | 6:15a / 7:07p |
| 8 | Tue | L 4:54a 0.0 ftH 10:38a 6.5 ftL 5:07p 0.4 ftH 11:02p 7.9 ft | 6:16a / 7:06p |
| 9 | Wed | L 5:47a -0.1 ftH 11:33a 6.8 ftL 6:02p 0.2 ftH 11:56p 7.9 ft | 6:17a / 7:04p |
| 10 | Thu | L 6:37a -0.2 ftH 12:24p 7.0 ftL 6:54p 0.0 ft | 6:18a / 7:02p |
| 11 | Fri | H 12:46a 7.8 ftL 7:25a -0.2 ftH 1:12p 7.3 ftL 7:44p -0.1 ft | 6:19a / 7p |
| 12 | Sat | H 1:34a 7.6 ftL 8:10a -0.1 ftH 1:56p 7.5 ftL 8:32p -0.1 ft | 6:20a / 6:59p |
| 13 | Sun | H 2:18a 7.4 ftL 8:53a 0.1 ftH 2:38p 7.6 ftL 9:18p 0.0 ft | 6:21a / 6:57p |
| 14 | Mon | H 3:01a 7.2 ftL 9:36a 0.3 ftH 3:20p 7.6 ftL 10:04p 0.1 ft | 6:22a / 6:55p |
| 15 | Tue | H 3:45a 6.9 ftL 10:20a 0.6 ftH 4:03p 7.5 ftL 10:52p 0.3 ft | 6:23a / 6:53p |
| 16 | Wed | H 4:30a 6.6 ftL 11:06a 0.9 ftH 4:49p 7.3 ftL 11:41p 0.6 ft | 6:24a / 6:51p |
| 17 | Thu | H 5:17a 6.3 ftL 11:54a 1.1 ftH 5:37p 7.2 ft | 6:25a / 6:50p |
| 18 | Fri | L 12:33a 0.8 ftH 6:07a 6.1 ftL 12:46p 1.4 ftH 6:28p 7.0 ft | 6:26a / 6:48p |
| 19 | Sat | L 1:27a 1.0 ftH 6:59a 5.9 ftL 1:40p 1.5 ftH 7:21p 6.9 ft | 6:28a / 6:46p |
| 20 | Sun | L 2:22a 1.1 ftH 7:54a 5.8 ftL 2:36p 1.5 ftH 8:17p 6.8 ft | 6:29a / 6:44p |
| 21 | Mon | L 3:17a 1.1 ftH 8:50a 5.8 ftL 3:31p 1.4 ftH 9:13p 6.8 ft | 6:30a / 6:42p |
| 22 | Tue | L 4:10a 1.0 ftH 9:46a 5.9 ftL 4:24p 1.3 ftH 10:07p 6.9 ft | 6:31a / 6:41p |
| 23 | Wed | L 4:59a 0.8 ftH 10:37a 6.1 ftL 5:13p 1.0 ftH 10:57p 7.0 ft | 6:32a / 6:39p |
| 24 | Thu | L 5:45a 0.7 ftH 11:23a 6.5 ftL 6:01p 0.8 ftH 11:44p 7.2 ft | 6:33a / 6:37p |
| 25 | Fri | L 6:29a 0.5 ftH 12:08p 6.9 ftL 6:47p 0.5 ft | 6:34a / 6:35p |
| 26 | Sat | H 12:29a 7.3 ftL 7:11a 0.4 ftH 12:51p 7.3 ftL 7:32p 0.3 ft | 6:35a / 6:33p |
| 27 | Sun | H 1:14a 7.4 ftL 7:53a 0.3 ftH 1:35p 7.6 ftL 8:17p 0.0 ft | 6:36a / 6:32p |
| 28 | Mon | H 1:59a 7.4 ftL 8:34a 0.3 ftH 2:19p 7.9 ftL 9:03p -0.1 ft | 6:37a / 6:30p |
| 29 | Tue | H 2:45a 7.3 ftL 9:16a 0.4 ftH 3:04p 8.2 ftL 9:50p -0.2 ft | 6:39a / 6:28p |
| 30 | Wed | H 3:33a 7.2 ftL 10:01a 0.5 ftH 3:52p 8.2 ftL 10:42p -0.2 ft | 6:40a / 6:26p |
Last QuarterSep 3
New MoonSep 10
First QuarterSep 18
Full MoonSep 26
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Tide charts near Merrimacport
About this data
Predictions for Merrimacport 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.