Washington

Roche Harbor, San Juan Island — Tide Calendar

October 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Thu, Oct 1 2:20 AM -1.6 10:19 AM 7.1 2:38 PM 6.5 7:30 PM 7.2
7:11 AM
6:55 PM
9:13 PM
1:51 PM
Waning Gibbous · 71%
Fri, Oct 2 3:14 AM -1.5 11:45 AM 7.2 3:52 PM 6.9 8:02 PM 6.9
7:13 AM
6:53 PM
10:20 PM
2:58 PM
Last Quarter · 59%
Sat, Oct 3 4:15 AM -1.2 1:07 PM 7.3 5:42 PM 7.0 9:01 PM 6.5
7:14 AM
6:51 PM
11:40 PM
3:50 PM
Last Quarter · 48%
Sun, Oct 4 5:24 AM -0.7 2:08 PM 7.5 8:12 PM 6.5 10:47 PM 6.1
7:16 AM
6:49 PM
4:27 PM
Last Quarter · 36%
Mon, Oct 5 6:35 AM -0.2 2:53 PM 7.6 8:55 PM 5.6
7:17 AM
6:47 PM
1:06 AM
4:54 PM
Waning Crescent · 25%
Tue, Oct 6 12:32 AM 5.8 7:43 AM 0.3 3:29 PM 7.7 9:27 PM 4.6
7:18 AM
6:45 PM
2:31 AM
5:16 PM
Waning Crescent · 16%
Wed, Oct 7 2:11 AM 5.8 8:41 AM 0.9 3:59 PM 7.7 9:58 PM 3.4
7:20 AM
6:43 PM
3:54 AM
5:33 PM
Waning Crescent · 9%
Thu, Oct 8 3:36 AM 6.1 9:31 AM 1.6 4:24 PM 7.6 10:29 PM 2.3
7:21 AM
6:41 PM
5:13 AM
5:48 PM
New Moon · 3%
Fri, Oct 9 4:46 AM 6.4 10:15 AM 2.5 4:45 PM 7.6 11:00 PM 1.2
7:23 AM
6:39 PM
6:29 AM
6:04 PM
New Moon · 1%
Sat, Oct 10 5:46 AM 6.8 10:57 AM 3.4 5:03 PM 7.5 11:32 PM 0.3
7:24 AM
6:37 PM
7:44 AM
6:20 PM
New Moon · 0%
Sun, Oct 11 6:41 AM 7.1 11:39 AM 4.3 5:21 PM 7.4
7:26 AM
6:35 PM
8:58 AM
6:38 PM
New Moon · 2%
Mon, Oct 12 12:05 AM -0.4 7:34 AM 7.3 12:24 PM 5.2 5:42 PM 7.2
7:27 AM
6:33 PM
10:11 AM
7:00 PM
Waxing Crescent · 5%
Tue, Oct 13 12:39 AM -0.8 8:27 AM 7.5 1:14 PM 5.9 6:04 PM 7.0
7:29 AM
6:31 PM
11:22 AM
7:28 PM
Waxing Crescent · 11%
Wed, Oct 14 1:15 AM -0.9 9:23 AM 7.5 2:12 PM 6.4 6:28 PM 6.7
7:30 AM
6:29 PM
12:28 PM
8:05 PM
Waxing Crescent · 17%
Thu, Oct 15 1:55 AM -0.7 10:23 AM 7.5 3:29 PM 6.7 6:51 PM 6.4
7:32 AM
6:27 PM
1:26 PM
8:52 PM
Waxing Crescent · 25%
Fri, Oct 16 2:39 AM -0.3 11:31 AM 7.4
7:33 AM
6:25 PM
2:13 PM
9:49 PM
First Quarter · 33%
Sat, Oct 17 3:29 AM 0.2 12:37 PM 7.4
7:35 AM
6:23 PM
2:51 PM
10:54 PM
First Quarter · 42%
Sun, Oct 18 4:26 AM 0.7 1:32 PM 7.4
7:36 AM
6:21 PM
3:19 PM
First Quarter · 52%
Mon, Oct 19 5:30 AM 1.2 2:13 PM 7.4 9:09 PM 5.5 11:10 PM 5.1
7:38 AM
6:19 PM
3:42 PM
12:03 AM
First Quarter · 61%
Tue, Oct 20 6:34 AM 1.6 2:41 PM 7.4 9:16 PM 4.8
7:39 AM
6:17 PM
4:00 PM
1:14 AM
Waxing Gibbous · 70%
Wed, Oct 21 12:42 AM 5.1 7:32 AM 1.9 3:00 PM 7.4 9:24 PM 4.0
7:41 AM
6:15 PM
4:16 PM
2:25 AM
Waxing Gibbous · 79%
Thu, Oct 22 2:09 AM 5.3 8:22 AM 2.4 3:15 PM 7.4 9:40 PM 3.0
7:42 AM
6:13 PM
4:31 PM
3:37 AM
Waxing Gibbous · 87%
Fri, Oct 23 3:25 AM 5.7 9:06 AM 2.9 3:31 PM 7.5 10:02 PM 1.7
7:44 AM
6:11 PM
4:46 PM
4:50 AM
Waxing Gibbous · 93%
Sat, Oct 24 4:30 AM 6.3 9:47 AM 3.6 3:51 PM 7.6 10:30 PM 0.4
7:46 AM
6:10 PM
5:03 PM
6:05 AM
Full Moon · 97%
Sun, Oct 25 5:28 AM 6.9 10:28 AM 4.4 4:13 PM 7.7 11:02 PM -0.9
7:47 AM
6:08 PM
5:22 PM
7:23 AM
Full Moon · 100%
Mon, Oct 26 6:23 AM 7.4 11:10 AM 5.2 4:38 PM 7.7 11:39 PM -1.9
7:49 AM
6:06 PM
5:46 PM
8:45 AM
Full Moon · 99%
Tue, Oct 27 7:17 AM 7.8 11:54 AM 6.0 5:04 PM 7.7
7:50 AM
6:04 PM
6:19 PM
10:09 AM
Full Moon · 97%
Wed, Oct 28 12:20 AM -2.5 8:14 AM 8.1 12:43 PM 6.7 5:33 PM 7.7
7:52 AM
6:03 PM
7:03 PM
11:31 AM
Waning Gibbous · 91%
Thu, Oct 29 1:06 AM -2.7 9:14 AM 8.1 1:40 PM 7.1 6:04 PM 7.5
7:53 AM
6:01 PM
8:03 PM
12:44 PM
Waning Gibbous · 84%
Fri, Oct 30 1:56 AM -2.5 10:18 AM 8.1 2:51 PM 7.3 6:39 PM 7.1
7:55 AM
5:59 PM
9:18 PM
1:41 PM
Waning Gibbous · 74%
Sat, Oct 31 2:51 AM -2.0 11:23 AM 8.1 4:33 PM 7.1 7:31 PM 6.6
7:57 AM
5:57 PM
10:42 PM
2:24 PM
Last Quarter · 63%

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