Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Aug 2 – Aug 8, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Aug 2 2:14 AM 4.1 7:23 AM 5.8 1:42 PM 0.8 8:47 PM 7.8
5:48 AM
8:52 PM
10:14 PM
10:27 AM
Waning Gibbous · 83%
Mon, Aug 3 2:58 AM 3.1 8:27 AM 5.4 2:18 PM 1.9 9:11 PM 7.7
5:49 AM
8:50 PM
10:31 PM
11:44 AM
Waning Gibbous · 74%
Tue, Aug 4 3:45 AM 2.0 9:43 AM 5.1 2:54 PM 3.2 9:37 PM 7.7
5:50 AM
8:49 PM
10:52 PM
1:04 PM
Last Quarter · 64%
Wed, Aug 5 4:34 AM 1.0 11:20 AM 5.1 3:34 PM 4.6 10:04 PM 7.6
5:52 AM
8:47 PM
11:17 PM
2:28 PM
Last Quarter · 52%
Thu, Aug 6 5:28 AM 0.0 1:43 PM 5.5 4:24 PM 5.8 10:34 PM 7.6
5:53 AM
8:46 PM
11:51 PM
3:54 PM
Last Quarter · 41%
Fri, Aug 7 6:26 AM -0.8 3:31 PM 6.3 5:47 PM 6.7 11:12 PM 7.5
5:54 AM
8:44 PM
5:15 PM
Waning Crescent · 30%
Sat, Aug 8 7:26 AM -1.5 4:26 PM 6.9 7:28 PM 7.2
5:56 AM
8:43 PM
12:39 AM
6:25 PM
Waning Crescent · 19%

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