bootitemsTides
Charlestown · August 2026
Charles River entrance, MA · NOAA 8443838 · Times EDT · Heights in feet above MLLW
H High tideL Low tideSpring tides
1 August, spring tides
H1:32a10.2
L7:50a0.2
H2:02p9.5
L8:04p0.8
2 August
H2:11a10.1
L8:28a0.2
H2:39p9.7
L8:46p0.7
3 August
H2:53a10.0
L9:07a0.3
H3:18p10.0
L9:32p0.6
4 August
H3:37a9.7
L9:50a0.5
H4:01p10.1
L10:21p0.6
5 August
H4:26a9.4
L10:37a0.7
H4:48p10.3
L11:16p0.6
6 August
H5:20a9.1
L11:29a0.9
H5:41p10.4
7 August
L12:14a0.5
H6:19a8.9
L12:26p1.1
H6:39p10.4
8 August
L1:15a0.4
H7:23a8.7
L1:26p1.1
H7:41p10.6
9 August
L2:19a0.3
H8:29a8.8
L2:30p1.0
H8:46p10.8
10 August
L3:22a−0.1
H9:34a9.1
L3:32p0.8
H9:48p11.1
11 August, spring tides
L4:22a−0.4
H10:33a9.5
L4:32p0.4
H10:47p11.3
12 August, spring tides
L5:16a−0.7
H11:29a9.9
L5:28p0.0
H11:43p11.4
13 August
L6:08a−0.9
H12:21p10.3
L6:22p−0.2
14 August, spring tides
H12:36a11.3
L6:56a−0.8
H1:10p10.5
L7:13p−0.3
15 August, spring tides
H1:28a11.0
L7:43a−0.6
H1:58p10.5
L8:04p−0.2
16 August
H2:18a10.6
L8:29a−0.2
H2:43p10.4
L8:53p0.1
17 August
H3:06a10.1
L9:14a0.4
H3:29p10.2
L9:43p0.4
18 August
H3:56a9.5
L10:00a1.0
H4:15p9.9
L10:35p0.8
19 August
H4:48a8.9
L10:49a1.5
H5:05p9.6
L11:30p1.2
20 August
H5:43a8.4
L11:41a2.0
H5:58p9.3
21 August
L12:27a1.5
H6:40a8.0
L12:35p2.3
H6:53p9.1
22 August
L1:25a1.7
H7:40a7.9
L1:30p2.4
H7:50p9.1
23 August
L2:24a1.7
H8:38a7.9
L2:26p2.3
H8:47p9.2
24 August
L3:18a1.5
H9:32a8.1
L3:20p2.1
H9:38p9.5
25 August
L4:06a1.2
H10:18a8.5
L4:08p1.8
H10:24p9.8
26 August
L4:47a0.8
H10:59a8.8
L4:52p1.4
H11:05p10.0
27 August
L5:25a0.5
H11:37a9.2
L5:34p1.0
H11:45p10.2
28 August
L6:02a0.3
H12:13p9.6
L6:15p0.6
29 August, spring tides
H12:24a10.3
L6:39a0.1
H12:49p9.9
L6:56p0.3
30 August, spring tides
H1:04a10.3
L7:17a0.1
H1:26p10.2
L7:38p0.1
31 August, spring tides
H1:45a10.2
L7:56a0.1
H2:05p10.4
L8:21p0.0
Predictions from NOAA CO-OPS. Not for navigation.bootitems.com/tides/charlestown-ma/