Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Jun 28 – Jul 4, 2026 · Local station time · Heights in ft (MLLW) · Negative tides only
Date Tide Curve High & Low Tides Sun Moon
Sun, Jun 28 2:22 AM 6.9 10:34 AM -1.5 7:09 PM 7.9 11:38 PM 7.2
5:13 AM
9:20 PM
9:02 PM
3:35 AM
Full Moon · 99%
Mon, Jun 29 3:03 AM 6.9 11:09 AM -1.6 7:40 PM 7.9
5:13 AM
9:20 PM
9:45 PM
4:27 AM
Full Moon · 100%
Tue, Jun 30 12:18 AM 7.1 3:49 AM 6.8 11:45 AM -1.7 8:10 PM 7.9
5:14 AM
9:20 PM
10:18 PM
5:28 AM
Full Moon · 99%
Wed, Jul 1 12:58 AM 6.9 4:36 AM 6.7 12:21 PM -1.6 8:37 PM 7.9
5:14 AM
9:19 PM
10:44 PM
6:36 AM
Full Moon · 97%
Thu, Jul 2 1:42 AM 6.7 5:23 AM 6.5 12:58 PM -1.4 9:03 PM 7.9
5:15 AM
9:19 PM
11:05 PM
7:48 AM
Waning Gibbous · 93%
Fri, Jul 3 2:29 AM 6.3 6:12 AM 6.2 1:35 PM -1.0 9:27 PM 7.9
5:16 AM
9:19 PM
11:22 PM
9:01 AM
Waning Gibbous · 87%
Sat, Jul 4 3:18 AM 5.7 7:07 AM 5.7 2:11 PM -0.3 9:50 PM 7.9
5:16 AM
9:19 PM
11:38 PM
10:15 AM
Waning Gibbous · 79%

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