Rhode Island

Block Island (old Harbor) — Weekly Tide Table

Sep 27 – Oct 3, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Sep 27 2:01 AM -0.1 8:25 AM 3.7 2:44 PM -0.1 8:48 PM 3.3
6:38 AM
6:38 PM
6:42 PM
7:36 AM
Full Moon · 99%
Mon, Sep 28 2:34 AM -0.2 9:07 AM 3.8 3:24 PM 0.0 9:31 PM 3.2
6:39 AM
6:37 PM
7:10 PM
8:48 AM
Waning Gibbous · 96%
Tue, Sep 29 3:10 AM -0.2 9:51 AM 3.8 4:06 PM 0.1 10:18 PM 3.1
6:40 AM
6:35 PM
7:43 PM
10:04 AM
Waning Gibbous · 90%
Wed, Sep 30 3:51 AM -0.1 10:39 AM 3.7 4:54 PM 0.2 11:09 PM 2.9
6:41 AM
6:33 PM
8:25 PM
11:21 AM
Waning Gibbous · 82%
Thu, Oct 1 4:36 AM 0.0 11:32 AM 3.6 5:59 PM 0.4
6:42 AM
6:32 PM
9:18 PM
12:36 PM
Waning Gibbous · 72%
Fri, Oct 2 12:06 AM 2.8 5:30 AM 0.2 12:33 PM 3.4 7:38 PM 0.5
6:43 AM
6:30 PM
10:22 PM
1:44 PM
Last Quarter · 61%
Sat, Oct 3 1:09 AM 2.7 6:38 AM 0.4 1:41 PM 3.2 8:58 PM 0.5
6:44 AM
6:28 PM
11:36 PM
2:41 PM
Last Quarter · 49%

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