Rhode Island

Block Island (old Harbor) — Weekly Tide Table

May 10 – May 16, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, May 10 2:07 AM 2.5 8:50 AM 0.6 2:45 PM 2.4 8:56 PM 0.7
5:35 AM
7:52 PM
2:12 AM
1:08 PM
Last Quarter · 41%
Mon, May 11 3:07 AM 2.5 9:37 AM 0.4 3:46 PM 2.7 10:20 PM 0.5
5:34 AM
7:53 PM
2:35 AM
2:16 PM
Waning Crescent · 31%
Tue, May 12 4:10 AM 2.6 10:21 AM 0.2 4:44 PM 3.0 11:21 PM 0.3
5:33 AM
7:54 PM
2:57 AM
3:25 PM
Waning Crescent · 21%
Wed, May 13 5:10 AM 2.7 11:05 AM 0.0 5:36 PM 3.4
5:32 AM
7:55 PM
3:20 AM
4:37 PM
Waning Crescent · 13%
Thu, May 14 12:14 AM 0.0 6:04 AM 2.9 11:49 AM -0.2 6:26 PM 3.7
5:31 AM
7:56 PM
3:44 AM
5:51 PM
Waning Crescent · 6%
Fri, May 15 1:04 AM -0.2 6:55 AM 3.0 12:35 PM -0.3 7:15 PM 4.0
5:30 AM
7:57 PM
4:12 AM
7:08 PM
New Moon · 2%
Sat, May 16 1:55 AM -0.4 7:45 AM 3.1 1:23 PM -0.4 8:05 PM 4.1
5:29 AM
7:58 PM
4:46 AM
8:26 PM
New Moon · 0%

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