Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Jan 18 – Jan 24, 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Jan 18 6:21 AM 8.4 11:02 AM 7.3 2:58 PM 7.3 10:37 PM -1.2
7:59 AM
4:48 PM
8:15 AM
4:39 PM
New Moon · 0%
Mon, Jan 19 6:43 AM 8.4 11:34 AM 7.0 3:48 PM 7.2 11:13 PM -1.1
7:58 AM
4:49 PM
8:41 AM
5:54 PM
New Moon · 1%
Tue, Jan 20 7:04 AM 8.4 12:12 PM 6.5 4:40 PM 7.0 11:48 PM -0.8
7:57 AM
4:51 PM
9:02 AM
7:10 PM
Waxing Crescent · 4%
Wed, Jan 21 7:25 AM 8.5 12:55 PM 5.8 5:34 PM 6.6
7:56 AM
4:52 PM
9:19 AM
8:27 PM
Waxing Crescent · 9%
Thu, Jan 22 12:23 AM -0.1 7:47 AM 8.5 1:40 PM 4.8 6:35 PM 6.1
7:56 AM
4:54 PM
9:35 AM
9:45 PM
Waxing Crescent · 16%
Fri, Jan 23 12:58 AM 0.9 8:11 AM 8.5 2:28 PM 3.7 7:44 PM 5.6
7:55 AM
4:55 PM
9:51 AM
11:05 PM
Waxing Crescent · 25%
Sat, Jan 24 1:34 AM 2.2 8:36 AM 8.5 3:18 PM 2.5 9:08 PM 5.2
7:54 AM
4:57 PM
10:08 AM
First Quarter · 36%

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