bootitemsTides
Block Island (Old Harbor) · October 2026
Block Island (Old Harbor), RI · NOAA 8459338 · Times EDT · Heights in feet above MLLW
H High tideL Low tideSpring tides
1 October
L4:36a0.0
H11:32a3.6
L5:59p0.4
2 October
H12:06a2.8
L5:30a0.2
H12:33p3.4
L7:38p0.5
3 October
H1:09a2.7
L6:38a0.4
H1:41p3.2
L8:58p0.5
4 October
H2:17a2.7
L8:14a0.5
H2:53p3.2
L10:03p0.4
5 October
H3:29a2.8
L9:53a0.4
H4:07p3.2
L10:58p0.3
6 October
H4:39a3.0
L11:02a0.3
H5:11p3.2
L11:45p0.1
7 October
H5:37a3.3
L11:58a0.1
H6:03p3.3
8 October
L12:26a0.0
H6:27a3.6
L12:48p0.0
H6:49p3.3
9 October, spring tides
L1:02a−0.1
H7:12a3.7
L1:32p0.0
H7:32p3.3
10 October, spring tides
L1:35a−0.1
H7:55a3.8
L2:13p0.0
H8:12p3.2
11 October, spring tides
L2:03a−0.1
H8:35a3.8
L2:50p0.0
H8:51p3.1
12 October, spring tides
L2:30a0.0
H9:14a3.6
L3:23p0.1
H9:30p3.0
13 October
L2:58a0.1
H9:51a3.4
L3:54p0.3
H10:08p2.8
14 October
L3:30a0.3
H10:28a3.2
L4:27p0.4
H10:48p2.6
15 October
L4:05a0.5
H11:08a2.9
L5:06p0.6
H11:32p2.4
16 October
L4:45a0.7
H11:53a2.7
L6:01p0.8
17 October
H12:22a2.2
L5:33a0.8
H12:47p2.6
L7:48p0.9
18 October
H1:18a2.1
L6:35a1.0
H1:47p2.5
L9:02p0.9
19 October
H2:19a2.1
L8:02a1.0
H2:52p2.5
L9:57p0.8
20 October
H3:26a2.2
L9:48a0.9
H3:58p2.6
L10:40p0.7
21 October
H4:27a2.5
L10:49a0.7
H4:51p2.7
L11:14p0.5
22 October
H5:14a2.8
L11:37a0.5
H5:35p2.8
L11:45p0.3
23 October
H5:55a3.1
L12:21p0.2
H6:16p3.0
24 October
L12:14a0.1
H6:34a3.5
L1:03p0.0
H6:58p3.1
25 October
L12:47a−0.1
H7:15a3.8
L1:45p−0.1
H7:41p3.2
26 October, spring tides
L1:24a−0.3
H7:58a4.0
L2:28p−0.2
H8:26p3.2
27 October, spring tides
L2:04a−0.3
H8:44a4.0
L3:13p−0.2
H9:13p3.2
28 October, spring tides
L2:47a−0.3
H9:32a4.0
L3:59p−0.1
H10:02p3.1
29 October
L3:34a−0.2
H10:23a3.8
L4:53p0.0
H10:56p3.0
30 October
L4:24a−0.1
H11:20a3.6
L6:05p0.2
H11:55p2.9
31 October
L5:22a0.1
H12:23p3.4
L7:27p0.3
Predictions from NOAA CO-OPS. Not for navigation.bootitems.com/tides/block-island-old-harbor-ri/