Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Feb 22 – Feb 28, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Feb 22 1:13 AM 3.9 7:36 AM 8.1 2:30 PM 0.4 9:32 PM 6.0
7:10 AM
5:44 PM
8:52 AM
First Quarter · 31%
Mon, Feb 23 1:54 AM 5.2 8:03 AM 8.0 3:24 PM -0.3 11:35 PM 6.1
7:09 AM
5:46 PM
9:21 AM
12:57 AM
First Quarter · 43%
Tue, Feb 24 2:42 AM 6.3 8:32 AM 7.8 4:25 PM -0.7
7:07 AM
5:47 PM
10:00 AM
2:23 AM
First Quarter · 54%
Wed, Feb 25 1:36 AM 6.7 3:59 AM 7.2 9:09 AM 7.6 5:32 PM -0.9
7:05 AM
5:49 PM
10:54 AM
3:42 AM
First Quarter · 66%
Thu, Feb 26 2:43 AM 7.3 6:00 AM 7.6 10:08 AM 7.3 6:39 PM -1.0
7:03 AM
5:50 PM
12:04 PM
4:45 AM
Waxing Gibbous · 77%
Fri, Feb 27 3:25 AM 7.7 7:48 AM 7.3 11:33 AM 7.0 7:42 PM -1.1
7:01 AM
5:52 PM
1:25 PM
5:32 AM
Waxing Gibbous · 86%
Sat, Feb 28 4:00 AM 8.0 8:52 AM 6.7 1:00 PM 6.9 8:36 PM -1.0
6:59 AM
5:53 PM
2:49 PM
6:06 AM
Waxing Gibbous · 93%

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