Washington

Roche Harbor, San Juan Island — Weekly Tide Table

May 3 – May 9, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, May 3 12:32 AM 6.2 5:06 AM 6.9 12:27 PM -1.4 8:41 PM 7.6
5:52 AM
8:29 PM
11:28 PM
6:21 AM
Waning Gibbous · 96%
Mon, May 4 1:25 AM 6.6 5:32 AM 6.7 1:03 PM -1.3 9:26 PM 7.6
5:50 AM
8:30 PM
6:58 AM
Waning Gibbous · 91%
Tue, May 5 2:26 AM 6.7 6:00 AM 6.5 1:42 PM -1.1 10:15 PM 7.6
5:49 AM
8:32 PM
12:24 AM
7:47 AM
Waning Gibbous · 85%
Wed, May 6 3:41 AM 6.8 6:24 AM 6.3 2:26 PM -0.8 11:06 PM 7.5
5:47 AM
8:33 PM
1:11 AM
8:46 AM
Waning Gibbous · 78%
Thu, May 7 3:12 PM -0.3 11:56 PM 7.4
5:45 AM
8:35 PM
1:47 AM
9:53 AM
Waning Gibbous · 69%
Fri, May 8 4:03 PM 0.2
5:44 AM
8:36 PM
2:15 AM
11:05 AM
Last Quarter · 60%
Sat, May 9 12:38 AM 7.4 4:56 PM 0.7
5:42 AM
8:37 PM
2:37 AM
12:18 PM
Last Quarter · 50%

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