Massachusetts
Charlestown, Charles River Entrance — Tide Calendar
May 2026 · Local station time · Heights in ft (MLLW)| Date | Tide Curve | High & Low Tides | Sun | Moon |
|---|---|---|---|---|
| Fri, May 1 | ▼ 5:52 AM 0.0 ▲ 12:05 PM 9.4 ▼ 6:00 PM 1.0 |
5:42 AM
7:43 PM
|
↑ 8:14 PM
↓ 5:18 AM
Full Moon · 100%
|
|
| Sat, May 2 | ▲ 12:09 AM 10.3 ▼ 6:31 AM 0.0 ▲ 12:45 PM 9.3 ▼ 6:38 PM 1.2 |
5:40 AM
7:44 PM
|
↑ 9:18 PM
↓ 5:44 AM
Full Moon · 99%
|
|
| Sun, May 3 | ▲ 12:46 AM 10.2 ▼ 7:10 AM 0.2 ▲ 1:24 PM 9.1 ▼ 7:17 PM 1.4 |
5:39 AM
7:45 PM
|
↑ 10:19 PM
↓ 6:17 AM
Waning Gibbous · 96%
|
|
| Mon, May 4 | ▲ 1:24 AM 10.1 ▼ 7:50 AM 0.3 ▲ 2:03 PM 8.9 ▼ 7:56 PM 1.6 |
5:38 AM
7:46 PM
|
↑ 11:15 PM
↓ 6:56 AM
Waning Gibbous · 92%
|
|
| Tue, May 5 | ▲ 2:04 AM 9.9 ▼ 8:30 AM 0.6 ▲ 2:44 PM 8.6 ▼ 8:37 PM 1.8 |
5:36 AM
7:47 PM
|
↑ —
↓ 7:44 AM
Waning Gibbous · 86%
|
|
| Wed, May 6 | ▲ 2:45 AM 9.7 ▼ 9:12 AM 0.8 ▲ 3:27 PM 8.4 ▼ 9:20 PM 2.0 |
5:35 AM
7:48 PM
|
↑ 12:04 AM
↓ 8:40 AM
Waning Gibbous · 79%
|
|
| Thu, May 7 | ▲ 3:28 AM 9.4 ▼ 9:57 AM 1.1 ▲ 4:12 PM 8.3 ▼ 10:07 PM 2.2 |
5:34 AM
7:49 PM
|
↑ 12:45 AM
↓ 9:42 AM
Waning Gibbous · 70%
|
|
| Fri, May 8 | ▲ 4:16 AM 9.2 ▼ 10:45 AM 1.3 ▲ 5:01 PM 8.2 ▼ 10:58 PM 2.3 |
5:33 AM
7:51 PM
|
↑ 1:19 AM
↓ 10:48 AM
Last Quarter · 61%
|
|
| Sat, May 9 | ▲ 5:07 AM 9.1 ▼ 11:35 AM 1.3 ▲ 5:52 PM 8.3 ▼ 11:53 PM 2.2 |
5:31 AM
7:52 PM
|
↑ 1:48 AM
↓ 11:56 AM
Last Quarter · 51%
|
|
| Sun, May 10 | ▲ 6:01 AM 9.0 ▼ 12:26 PM 1.3 ▲ 6:42 PM 8.6 |
5:30 AM
7:53 PM
|
↑ 2:12 AM
↓ 1:04 PM
Last Quarter · 41%
|
|
| Mon, May 11 | ▼ 12:47 AM 1.9 ▲ 6:56 AM 9.1 ▼ 1:16 PM 1.2 ▲ 7:32 PM 9.0 |
5:29 AM
7:54 PM
|
↑ 2:34 AM
↓ 2:13 PM
Waning Crescent · 31%
|
|
| Tue, May 12 | ▼ 1:43 AM 1.5 ▲ 7:51 AM 9.2 ▼ 2:07 PM 1.0 ▲ 8:21 PM 9.6 |
5:28 AM
7:55 PM
|
↑ 2:56 AM
↓ 3:24 PM
Waning Crescent · 21%
|
|
| Wed, May 13 | ▼ 2:38 AM 0.9 ▲ 8:46 AM 9.5 ▼ 2:57 PM 0.7 ▲ 9:09 PM 10.3 |
5:27 AM
7:56 PM
|
↑ 3:17 AM
↓ 4:36 PM
Waning Crescent · 13%
|
|
| Thu, May 14 | ▼ 3:31 AM 0.2 ▲ 9:39 AM 9.7 ▼ 3:47 PM 0.4 ▲ 9:57 PM 10.9 |
5:26 AM
7:57 PM
|
↑ 3:40 AM
↓ 5:51 PM
Waning Crescent · 6%
|
|
| Fri, May 15 | ▼ 4:23 AM -0.5 ▲ 10:31 AM 10.0 ▼ 4:36 PM 0.1 ▲ 10:45 PM 11.5 |
5:25 AM
7:58 PM
|
↑ 4:07 AM
↓ 7:09 PM
New Moon · 2%
|
|
| Sat, May 16 | ▼ 5:14 AM -1.1 ▲ 11:22 AM 10.2 ▼ 5:25 PM -0.1 ▲ 11:33 PM 11.8 |
5:24 AM
7:59 PM
|
↑ 4:40 AM
↓ 8:29 PM
New Moon · 0%
|
|
| Sun, May 17 | ▼ 6:05 AM -1.4 ▲ 12:14 PM 10.2 ▼ 6:16 PM -0.1 |
5:23 AM
8:00 PM
|
↑ 5:21 AM
↓ 9:46 PM
New Moon · 1%
|
|
| Mon, May 18 | ▲ 12:24 AM 12.0 ▼ 6:57 AM -1.5 ▲ 1:08 PM 10.2 ▼ 7:08 PM -0.1 |
5:22 AM
8:01 PM
|
↑ 6:13 AM
↓ 10:54 PM
Waxing Crescent · 5%
|
|
| Tue, May 19 | ▲ 1:18 AM 11.9 ▼ 7:50 AM -1.4 ▲ 2:04 PM 10.1 ▼ 8:01 PM 0.2 |
5:21 AM
8:02 PM
|
↑ 7:18 AM
↓ 11:50 PM
Waxing Crescent · 11%
|
|
| Wed, May 20 | ▲ 2:13 AM 11.6 ▼ 8:44 AM -1.1 ▲ 3:00 PM 9.9 ▼ 8:57 PM 0.4 |
5:20 AM
8:03 PM
|
↑ 8:33 AM
↓ —
Waxing Crescent · 20%
|
|
| Thu, May 21 | ▲ 3:11 AM 11.2 ▼ 9:41 AM -0.6 ▲ 3:59 PM 9.7 ▼ 9:57 PM 0.8 |
5:19 AM
8:04 PM
|
↑ 9:51 AM
↓ 12:34 AM
Waxing Crescent · 30%
|
|
| Fri, May 22 | ▲ 4:12 AM 10.6 ▼ 10:40 AM -0.2 ▲ 5:01 PM 9.5 ▼ 11:00 PM 1.1 |
5:18 AM
8:05 PM
|
↑ 11:09 AM
↓ 1:08 AM
First Quarter · 40%
|
|
| Sat, May 23 | ▲ 5:16 AM 10.1 ▼ 11:40 AM 0.3 ▲ 6:03 PM 9.5 |
5:17 AM
8:06 PM
|
↑ 12:24 PM
↓ 1:36 AM
First Quarter · 52%
|
|
| Sun, May 24 | ▼ 12:05 AM 1.2 ▲ 6:21 AM 9.7 ▼ 12:40 PM 0.6 ▲ 7:03 PM 9.6 |
5:17 AM
8:07 PM
|
↑ 1:35 PM
↓ 1:59 AM
First Quarter · 62%
|
|
| Mon, May 25 | ▼ 1:10 AM 1.2 ▲ 7:26 AM 9.3 ▼ 1:37 PM 0.9 ▲ 8:00 PM 9.7 |
5:16 AM
8:08 PM
|
↑ 2:43 PM
↓ 2:19 AM
Waxing Gibbous · 72%
|
|
| Tue, May 26 | ▼ 2:12 AM 1.1 ▲ 8:28 AM 9.1 ▼ 2:32 PM 1.2 ▲ 8:53 PM 9.8 |
5:15 AM
8:09 PM
|
↑ 3:50 PM
↓ 2:39 AM
Waxing Gibbous · 81%
|
|
| Wed, May 27 | ▼ 3:11 AM 0.9 ▲ 9:26 AM 9.0 ▼ 3:23 PM 1.3 ▲ 9:41 PM 10.0 |
5:14 AM
8:10 PM
|
↑ 4:56 PM
↓ 2:59 AM
Waxing Gibbous · 88%
|
|
| Thu, May 28 | ▼ 4:03 AM 0.7 ▲ 10:16 AM 9.0 ▼ 4:09 PM 1.4 ▲ 10:24 PM 10.1 |
5:14 AM
8:11 PM
|
↑ 6:02 PM
↓ 3:21 AM
Waxing Gibbous · 94%
|
|
| Fri, May 29 | ▼ 4:48 AM 0.5 ▲ 11:01 AM 8.9 ▼ 4:51 PM 1.5 ▲ 11:04 PM 10.1 |
5:13 AM
8:12 PM
|
↑ 7:07 PM
↓ 3:46 AM
Full Moon · 97%
|
|
| Sat, May 30 | ▼ 5:30 AM 0.4 ▲ 11:43 AM 8.9 ▼ 5:31 PM 1.6 ▲ 11:42 PM 10.1 |
5:13 AM
8:13 PM
|
↑ 8:09 PM
↓ 4:16 AM
Full Moon · 99%
|
|
| Sun, May 31 | ▼ 6:09 AM 0.4 ▲ 12:23 PM 8.8 ▼ 6:11 PM 1.6 |
5:12 AM
8:13 PM
|
↑ 9:07 PM
↓ 4:53 AM
Full Moon · 100%
|
▲ high tide ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 8443838 · view the interactive daily chart