Massachusetts
Plum Island, Merrimack River Entrance — Tide Calendar
May 2026 · Local station time · Heights in ft (MLLW)| Date | Tide Curve | High & Low Tides | Sun | Moon |
|---|---|---|---|---|
| Fri, May 1 | ▼ 6:05 AM 0.1 ▲ 12:12 PM 7.8 ▼ 6:12 PM 0.9 |
5:40 AM
7:43 PM
|
↑ 8:14 PM
↓ 5:16 AM
Full Moon · 100%
|
|
| Sat, May 2 | ▲ 12:21 AM 8.7 ▼ 6:44 AM 0.1 ▲ 12:51 PM 7.6 ▼ 6:50 PM 1.0 |
5:38 AM
7:44 PM
|
↑ 9:19 PM
↓ 5:42 AM
Full Moon · 99%
|
|
| Sun, May 3 | ▲ 12:58 AM 8.6 ▼ 7:23 AM 0.2 ▲ 1:30 PM 7.5 ▼ 7:27 PM 1.2 |
5:37 AM
7:45 PM
|
↑ 10:20 PM
↓ 6:14 AM
Waning Gibbous · 96%
|
|
| Mon, May 4 | ▲ 1:36 AM 8.5 ▼ 8:02 AM 0.3 ▲ 2:09 PM 7.4 ▼ 8:06 PM 1.3 |
5:36 AM
7:46 PM
|
↑ 11:16 PM
↓ 6:53 AM
Waning Gibbous · 92%
|
|
| Tue, May 5 | ▲ 2:15 AM 8.4 ▼ 8:43 AM 0.4 ▲ 2:51 PM 7.2 ▼ 8:48 PM 1.5 |
5:34 AM
7:47 PM
|
↑ —
↓ 7:41 AM
Waning Gibbous · 86%
|
|
| Wed, May 6 | ▲ 2:58 AM 8.3 ▼ 9:27 AM 0.6 ▲ 3:35 PM 7.1 ▼ 9:33 PM 1.6 |
5:33 AM
7:48 PM
|
↑ 12:05 AM
↓ 8:37 AM
Waning Gibbous · 79%
|
|
| Thu, May 7 | ▲ 3:44 AM 8.1 ▼ 10:14 AM 0.8 ▲ 4:24 PM 7.0 ▼ 10:23 PM 1.8 |
5:32 AM
7:50 PM
|
↑ 12:46 AM
↓ 9:39 AM
Waning Gibbous · 70%
|
|
| Fri, May 8 | ▲ 4:34 AM 7.9 ▼ 11:04 AM 0.9 ▲ 5:15 PM 7.0 ▼ 11:16 PM 1.8 |
5:31 AM
7:51 PM
|
↑ 1:20 AM
↓ 10:46 AM
Last Quarter · 61%
|
|
| Sat, May 9 | ▲ 5:27 AM 7.8 ▼ 11:56 AM 1.0 ▲ 6:08 PM 7.0 |
5:29 AM
7:52 PM
|
↑ 1:48 AM
↓ 11:54 AM
Last Quarter · 51%
|
|
| Sun, May 10 | ▼ 12:13 AM 1.8 ▲ 6:22 AM 7.7 ▼ 12:48 PM 1.0 ▲ 7:02 PM 7.3 |
5:28 AM
7:53 PM
|
↑ 2:12 AM
↓ 1:03 PM
Last Quarter · 41%
|
|
| Mon, May 11 | ▼ 1:10 AM 1.6 ▲ 7:19 AM 7.7 ▼ 1:41 PM 0.9 ▲ 7:54 PM 7.6 |
5:27 AM
7:54 PM
|
↑ 2:34 AM
↓ 2:12 PM
Waning Crescent · 31%
|
|
| Tue, May 12 | ▼ 2:07 AM 1.2 ▲ 8:16 AM 7.7 ▼ 2:31 PM 0.8 ▲ 8:45 PM 8.1 |
5:26 AM
7:55 PM
|
↑ 2:55 AM
↓ 3:23 PM
Waning Crescent · 21%
|
|
| Wed, May 13 | ▼ 3:02 AM 0.7 ▲ 9:10 AM 7.9 ▼ 3:20 PM 0.7 ▲ 9:33 PM 8.6 |
5:25 AM
7:56 PM
|
↑ 3:16 AM
↓ 4:35 PM
Waning Crescent · 13%
|
|
| Thu, May 14 | ▼ 3:54 AM 0.2 ▲ 10:02 AM 8.1 ▼ 4:08 PM 0.5 ▲ 10:20 PM 9.1 |
5:24 AM
7:57 PM
|
↑ 3:39 AM
↓ 5:51 PM
Waning Crescent · 6%
|
|
| Fri, May 15 | ▼ 4:44 AM -0.3 ▲ 10:53 AM 8.2 ▼ 4:55 PM 0.3 ▲ 11:07 PM 9.6 |
5:23 AM
7:58 PM
|
↑ 4:05 AM
↓ 7:10 PM
New Moon · 2%
|
|
| Sat, May 16 | ▼ 5:34 AM -0.8 ▲ 11:43 AM 8.4 ▼ 5:43 PM 0.2 ▲ 11:56 PM 9.9 |
5:22 AM
7:59 PM
|
↑ 4:37 AM
↓ 8:30 PM
New Moon · 0%
|
|
| Sun, May 17 | ▼ 6:25 AM -1.1 ▲ 12:34 PM 8.4 ▼ 6:32 PM 0.1 |
5:21 AM
8:01 PM
|
↑ 5:18 AM
↓ 9:47 PM
New Moon · 1%
|
|
| Mon, May 18 | ▲ 12:46 AM 10.1 ▼ 7:16 AM -1.2 ▲ 1:25 PM 8.5 ▼ 7:23 PM 0.1 |
5:20 AM
8:02 PM
|
↑ 6:10 AM
↓ 10:55 PM
Waxing Crescent · 5%
|
|
| Tue, May 19 | ▲ 1:37 AM 10.2 ▼ 8:08 AM -1.2 ▲ 2:18 PM 8.4 ▼ 8:16 PM 0.2 |
5:19 AM
8:03 PM
|
↑ 7:15 AM
↓ 11:51 PM
Waxing Crescent · 11%
|
|
| Wed, May 20 | ▲ 2:31 AM 10.0 ▼ 9:02 AM -1.0 ▲ 3:12 PM 8.3 ▼ 9:13 PM 0.3 |
5:18 AM
8:04 PM
|
↑ 8:30 AM
↓ —
Waxing Crescent · 20%
|
|
| Thu, May 21 | ▲ 3:27 AM 9.7 ▼ 9:58 AM -0.7 ▲ 4:10 PM 8.2 ▼ 10:13 PM 0.5 |
5:17 AM
8:05 PM
|
↑ 9:49 AM
↓ 12:35 AM
Waxing Crescent · 30%
|
|
| Fri, May 22 | ▲ 4:27 AM 9.3 ▼ 10:56 AM -0.4 ▲ 5:09 PM 8.2 ▼ 11:15 PM 0.7 |
5:16 AM
8:06 PM
|
↑ 11:07 AM
↓ 1:09 AM
First Quarter · 40%
|
|
| Sat, May 23 | ▲ 5:28 AM 8.8 ▼ 11:54 AM -0.1 ▲ 6:09 PM 8.2 |
5:15 AM
8:07 PM
|
↑ 12:22 PM
↓ 1:36 AM
First Quarter · 52%
|
|
| Sun, May 24 | ▼ 12:19 AM 0.8 ▲ 6:30 AM 8.4 ▼ 12:52 PM 0.2 ▲ 7:08 PM 8.2 |
5:14 AM
8:08 PM
|
↑ 1:34 PM
↓ 1:58 AM
First Quarter · 62%
|
|
| Mon, May 25 | ▼ 1:23 AM 0.7 ▲ 7:32 AM 8.1 ▼ 1:49 PM 0.5 ▲ 8:06 PM 8.4 |
5:14 AM
8:09 PM
|
↑ 2:42 PM
↓ 2:18 AM
Waxing Gibbous · 72%
|
|
| Tue, May 26 | ▼ 2:25 AM 0.7 ▲ 8:32 AM 7.8 ▼ 2:43 PM 0.7 ▲ 8:59 PM 8.5 |
5:13 AM
8:10 PM
|
↑ 3:50 PM
↓ 2:38 AM
Waxing Gibbous · 81%
|
|
| Wed, May 27 | ▼ 3:22 AM 0.5 ▲ 9:27 AM 7.6 ▼ 3:33 PM 0.9 ▲ 9:47 PM 8.5 |
5:12 AM
8:10 PM
|
↑ 4:56 PM
↓ 2:57 AM
Waxing Gibbous · 88%
|
|
| Thu, May 28 | ▼ 4:13 AM 0.4 ▲ 10:18 AM 7.5 ▼ 4:19 PM 1.0 ▲ 10:31 PM 8.6 |
5:11 AM
8:11 PM
|
↑ 6:02 PM
↓ 3:19 AM
Waxing Gibbous · 94%
|
|
| Fri, May 29 | ▼ 4:59 AM 0.4 ▲ 11:04 AM 7.4 ▼ 5:02 PM 1.2 ▲ 11:13 PM 8.6 |
5:11 AM
8:12 PM
|
↑ 7:07 PM
↓ 3:44 AM
Full Moon · 97%
|
|
| Sat, May 30 | ▼ 5:41 AM 0.4 ▲ 11:47 AM 7.3 ▼ 5:42 PM 1.3 ▲ 11:53 PM 8.5 |
5:10 AM
8:13 PM
|
↑ 8:10 PM
↓ 4:13 AM
Full Moon · 99%
|
|
| Sun, May 31 | ▼ 6:21 AM 0.4 ▲ 12:27 PM 7.3 ▼ 6:22 PM 1.4 |
5:10 AM
8:14 PM
|
↑ 9:08 PM
↓ 4:50 AM
Full Moon · 100%
|
▲ high tide ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 8440452 · view the interactive daily chart