Washington

Roche Harbor, San Juan Island — Tide Calendar

March 2026 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Mar 1 4:30 AM 8.1 9:35 AM 5.9 2:19 PM 6.9 9:23 PM -0.7
6:57 AM
5:55 PM
4:12 PM
6:30 AM
Full Moon · 97%
Mon, Mar 2 4:58 AM 8.1 10:14 AM 5.0 3:28 PM 6.8 10:05 PM -0.1
6:55 AM
5:57 PM
5:31 PM
6:49 AM
Full Moon · 100%
Tue, Mar 3 5:22 AM 8.1 10:52 AM 4.1 4:29 PM 6.8 10:44 PM 0.7
6:53 AM
5:58 PM
6:46 PM
7:04 AM
Full Moon · 100%
Wed, Mar 4 5:44 AM 8.0 11:30 AM 3.1 5:26 PM 6.6 11:22 PM 1.6
6:51 AM
6:00 PM
7:59 PM
7:18 AM
Full Moon · 98%
Thu, Mar 5 6:03 AM 7.9 12:08 PM 2.3 6:23 PM 6.5
6:49 AM
6:01 PM
9:10 PM
7:32 AM
Waning Gibbous · 93%
Fri, Mar 6 12:00 AM 2.7 6:21 AM 7.8 12:47 PM 1.5 7:21 PM 6.4
6:47 AM
6:03 PM
10:21 PM
7:46 AM
Waning Gibbous · 88%
Sat, Mar 7 12:40 AM 3.8 6:41 AM 7.6 1:26 PM 1.0 8:27 PM 6.3
6:45 AM
6:04 PM
11:31 PM
8:02 AM
Waning Gibbous · 81%
Sun, Mar 8 1:23 AM 4.9 7:04 AM 7.4 2:08 PM 0.7 9:50 PM 6.2
6:43 AM
6:06 PM
8:22 AM
Waning Gibbous · 73%
Mon, Mar 9 3:11 AM 5.8 8:28 AM 7.1 3:53 PM 0.6
7:41 AM
7:07 PM
1:41 AM
9:48 AM
Last Quarter · 64%
Tue, Mar 10 12:38 AM 6.4 4:15 AM 6.5 8:55 AM 6.8 4:45 PM 0.7
7:39 AM
7:09 PM
2:47 AM
10:23 AM
Last Quarter · 55%
Wed, Mar 11 2:18 AM 6.7 5:56 AM 7.0 9:24 AM 6.6 5:45 PM 0.8
7:37 AM
7:11 PM
3:46 AM
11:08 AM
Last Quarter · 46%
Thu, Mar 12 3:21 AM 7.0 8:57 AM 6.9 10:11 AM 6.3 6:51 PM 0.8
7:35 AM
7:12 PM
4:35 AM
12:04 PM
Last Quarter · 37%
Fri, Mar 13 4:03 AM 7.2 9:49 AM 6.7 11:31 AM 6.2 7:54 PM 0.7
7:33 AM
7:14 PM
5:15 AM
1:10 PM
Waning Crescent · 28%
Sat, Mar 14 4:32 AM 7.3 10:00 AM 6.4 12:53 PM 6.1 8:46 PM 0.5
7:31 AM
7:15 PM
5:45 AM
2:21 PM
Waning Crescent · 19%
Sun, Mar 15 4:54 AM 7.4 10:09 AM 5.9 2:07 PM 6.2 9:30 PM 0.4
7:29 AM
7:17 PM
6:09 AM
3:36 PM
Waning Crescent · 12%
Mon, Mar 16 5:11 AM 7.4 10:26 AM 5.2 3:13 PM 6.4 10:08 PM 0.5
7:27 AM
7:18 PM
6:29 AM
4:52 PM
Waning Crescent · 6%
Tue, Mar 17 5:24 AM 7.5 10:51 AM 4.3 4:15 PM 6.6 10:44 PM 0.8
7:25 AM
7:20 PM
6:46 AM
6:08 PM
New Moon · 2%
Wed, Mar 18 5:39 AM 7.6 11:22 AM 3.1 5:15 PM 6.8 11:20 PM 1.5
7:23 AM
7:21 PM
7:01 AM
7:25 PM
New Moon · 0%
Thu, Mar 19 5:57 AM 7.7 11:56 AM 1.9 6:13 PM 6.9 11:57 PM 2.4
7:20 AM
7:23 PM
7:17 AM
8:45 PM
New Moon · 1%
Fri, Mar 20 6:19 AM 7.8 12:35 PM 0.7 7:13 PM 7.0
7:18 AM
7:24 PM
7:34 AM
10:07 PM
New Moon · 4%
Sat, Mar 21 12:36 AM 3.4 6:43 AM 7.8 1:17 PM -0.4 8:17 PM 7.0
7:16 AM
7:26 PM
7:54 AM
11:33 PM
Waxing Crescent · 9%
Sun, Mar 22 1:18 AM 4.5 7:10 AM 7.8 2:03 PM -1.1 9:27 PM 6.9
7:14 AM
7:27 PM
8:20 AM
Waxing Crescent · 17%
Mon, Mar 23 2:04 AM 5.5 7:38 AM 7.7 2:54 PM -1.4 10:51 PM 6.9
7:12 AM
7:28 PM
8:54 AM
1:00 AM
Waxing Crescent · 27%
Tue, Mar 24 2:58 AM 6.4 8:09 AM 7.5 3:50 PM -1.4
7:10 AM
7:30 PM
9:42 AM
2:22 AM
First Quarter · 38%
Wed, Mar 25 12:28 AM 7.0 4:12 AM 7.0 8:45 AM 7.1 4:53 PM -1.1
7:08 AM
7:31 PM
10:46 AM
3:33 AM
First Quarter · 50%
Thu, Mar 26 1:52 AM 7.2 6:05 AM 7.1 9:42 AM 6.7 6:03 PM -0.7
7:06 AM
7:33 PM
12:03 PM
4:26 AM
First Quarter · 61%
Fri, Mar 27 2:50 AM 7.5 8:45 AM 6.6 11:18 AM 6.2 7:15 PM -0.3
7:04 AM
7:34 PM
1:27 PM
5:05 AM
Waxing Gibbous · 72%
Sat, Mar 28 3:34 AM 7.6 9:31 AM 5.8 1:01 PM 5.9 8:20 PM 0.2
7:01 AM
7:36 PM
2:51 PM
5:32 AM
Waxing Gibbous · 82%
Sun, Mar 29 4:08 AM 7.7 10:02 AM 4.9 2:38 PM 5.9 9:15 PM 0.7
6:59 AM
7:37 PM
4:12 PM
5:53 AM
Waxing Gibbous · 90%
Mon, Mar 30 4:37 AM 7.7 10:30 AM 3.8 3:57 PM 6.1 10:00 PM 1.3
6:57 AM
7:39 PM
5:29 PM
6:10 AM
Waxing Gibbous · 95%
Tue, Mar 31 5:01 AM 7.7 10:58 AM 2.8 5:02 PM 6.3 10:41 PM 2.1
6:55 AM
7:40 PM
6:43 PM
6:25 AM
Full Moon · 99%

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