Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Aug 23 – Aug 29, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Aug 23 8:21 AM 0.2 4:57 PM 7.3 10:09 PM 6.4
6:17 AM
8:16 PM
6:18 PM
1:07 AM
Waxing Gibbous · 82%
Mon, Aug 24 1:05 AM 6.2 9:11 AM 0.0 5:27 PM 7.4 10:29 PM 6.2
6:18 AM
8:14 PM
6:49 PM
2:10 AM
Waxing Gibbous · 89%
Tue, Aug 25 2:09 AM 6.3 9:52 AM -0.2 5:51 PM 7.4 10:48 PM 5.8
6:20 AM
8:12 PM
7:13 PM
3:19 AM
Waxing Gibbous · 94%
Wed, Aug 26 3:08 AM 6.4 10:28 AM -0.3 6:10 PM 7.4 11:11 PM 5.3
6:21 AM
8:10 PM
7:32 PM
4:31 AM
Full Moon · 98%
Thu, Aug 27 4:01 AM 6.5 11:01 AM -0.1 6:25 PM 7.4 11:39 PM 4.6
6:22 AM
8:09 PM
7:49 PM
5:43 AM
Full Moon · 100%
Fri, Aug 28 4:53 AM 6.6 11:34 AM 0.2 6:40 PM 7.4
6:24 AM
8:07 PM
8:05 PM
6:56 AM
Full Moon · 100%
Sat, Aug 29 12:11 AM 3.8 5:46 AM 6.5 12:07 PM 0.8 6:58 PM 7.5
6:25 AM
8:05 PM
8:20 PM
8:10 AM
Full Moon · 97%

▲ high tide   ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 9449834 · view the interactive daily chart