Rhode Island

Block Island (old Harbor) — Weekly Tide Table

Mar 15 – Mar 21, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Mar 15 5:59 AM 2.6 12:25 PM 0.2 6:12 PM 2.4
7:01 AM
6:52 PM
5:17 AM
3:20 PM
Waning Crescent · 13%
Mon, Mar 16 12:21 AM 0.1 6:37 AM 2.8 12:58 PM -0.1 6:50 PM 2.7
6:59 AM
6:53 PM
5:43 AM
4:28 PM
Waning Crescent · 7%
Tue, Mar 17 1:04 AM -0.2 7:14 AM 3.0 1:28 PM -0.3 7:29 PM 3.1
6:57 AM
6:54 PM
6:07 AM
5:37 PM
New Moon · 2%
Wed, Mar 18 1:46 AM -0.4 7:52 AM 3.1 1:57 PM -0.5 8:09 PM 3.4
6:56 AM
6:55 PM
6:30 AM
6:47 PM
New Moon · 0%
Thu, Mar 19 2:27 AM -0.5 8:32 AM 3.1 2:27 PM -0.6 8:50 PM 3.6
6:54 AM
6:56 PM
6:52 AM
7:59 PM
New Moon · 0%
Fri, Mar 20 3:08 AM -0.5 9:14 AM 3.1 3:00 PM -0.6 9:32 PM 3.7
6:52 AM
6:57 PM
7:16 AM
9:13 PM
New Moon · 3%
Sat, Mar 21 3:49 AM -0.5 9:58 AM 3.0 3:37 PM -0.6 10:18 PM 3.6
6:51 AM
6:58 PM
7:43 AM
10:30 PM
Waxing Crescent · 9%

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