Washington

Roche Harbor, San Juan Island — Weekly Tide Table

May 24 – May 30, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, May 24 12:48 AM 7.9 8:01 AM 3.7 12:06 PM 4.5 5:57 PM 1.9
5:23 AM
8:57 PM
2:10 PM
2:36 AM
First Quarter · 64%
Mon, May 25 1:22 AM 7.8 8:40 AM 2.5 2:17 PM 4.7 6:58 PM 3.2
5:22 AM
8:59 PM
3:24 PM
2:51 AM
Waxing Gibbous · 73%
Tue, May 26 1:50 AM 7.7 9:11 AM 1.3 3:51 PM 5.4 8:00 PM 4.4
5:21 AM
9:00 PM
4:37 PM
3:05 AM
Waxing Gibbous · 82%
Wed, May 27 2:12 AM 7.5 9:37 AM 0.3 5:00 PM 6.2 8:59 PM 5.4
5:20 AM
9:01 PM
5:49 PM
3:19 AM
Waxing Gibbous · 89%
Thu, May 28 2:31 AM 7.3 10:02 AM -0.5 5:54 PM 6.9 9:56 PM 6.1
5:19 AM
9:02 PM
7:01 PM
3:36 AM
Waxing Gibbous · 94%
Fri, May 29 2:50 AM 7.2 10:28 AM -1.1 6:39 PM 7.4 10:49 PM 6.6
5:19 AM
9:03 PM
8:11 PM
3:56 AM
Full Moon · 98%
Sat, May 30 3:12 AM 7.0 10:57 AM -1.5 7:19 PM 7.8 11:40 PM 6.9
5:18 AM
9:04 PM
9:17 PM
4:22 AM
Full Moon · 100%

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