Rhode Island

Block Island (old Harbor) — Weekly Tide Table

Mar 29 – Apr 4, 2026 · Local station time · Heights in ft (MLLW) · Negative tides only
Date Tide Curve High & Low Tides Sun Moon
Sun, Mar 29 5:46 AM 2.9 12:16 PM -0.1 6:08 PM 3.0
6:37 AM
7:07 PM
3:49 PM
5:07 AM
Waxing Gibbous · 89%
Mon, Mar 30 12:30 AM -0.1 6:35 AM 2.9 12:56 PM -0.2 6:56 PM 3.2
6:35 AM
7:08 PM
4:59 PM
5:32 AM
Waxing Gibbous · 95%
Tue, Mar 31 1:16 AM -0.2 7:18 AM 3.0 1:31 PM -0.3 7:39 PM 3.4
6:34 AM
7:09 PM
6:06 PM
5:53 AM
Full Moon · 98%
Wed, Apr 1 1:58 AM -0.3 7:58 AM 3.0 2:01 PM -0.3 8:19 PM 3.4
6:32 AM
7:10 PM
7:11 PM
6:14 AM
Full Moon · 100%
Thu, Apr 2 2:35 AM -0.3 8:36 AM 2.9 2:26 PM -0.3 8:57 PM 3.4
6:30 AM
7:11 PM
8:16 PM
6:34 AM
Full Moon · 99%
Fri, Apr 3 3:08 AM -0.2 9:12 AM 2.8 2:49 PM -0.2 9:32 PM 3.3
6:29 AM
7:12 PM
9:20 PM
6:56 AM
Full Moon · 97%
Sat, Apr 4 3:37 AM -0.1 9:47 AM 2.7 3:16 PM -0.1 10:05 PM 3.1
6:27 AM
7:13 PM
10:23 PM
7:20 AM
Waning Gibbous · 93%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 8459338 · view the interactive daily chart