Washington
Roche Harbor, San Juan Island — Weekly Tide Table
May 17 – May 23, 2026 · Local station time · Heights in ft (MLLW)| Date | Tide Curve | High & Low Tides | Sun | Moon |
|---|---|---|---|---|
| Sun, May 17 | ▲ 4:08 AM 7.8 ▼ 11:41 AM -3.5 ▲ 7:46 PM 8.1 |
5:31 AM
8:49 PM
|
↑ 5:25 AM
↓ 10:59 PM
New Moon · 2%
|
|
| Mon, May 18 | ▼ 12:03 AM 6.9 ▲ 4:45 AM 7.8 ▼ 12:27 PM -3.7 ▲ 8:40 PM 8.3 |
5:30 AM
8:50 PM
|
↑ 6:16 AM
↓ —
Waxing Crescent · 6%
|
|
| Tue, May 19 | ▼ 1:02 AM 7.1 ▲ 5:28 AM 7.6 ▼ 1:17 PM -3.4 ▲ 9:34 PM 8.3 |
5:29 AM
8:51 PM
|
↑ 7:23 AM
↓ 12:06 AM
Waxing Crescent · 12%
|
|
| Wed, May 20 | ▼ 2:13 AM 7.1 ▲ 6:20 AM 7.1 ▼ 2:09 PM -2.8 ▲ 10:29 PM 8.2 |
5:28 AM
8:52 PM
|
↑ 8:43 AM
↓ 12:57 AM
Waxing Crescent · 21%
|
|
| Thu, May 21 | ▼ 3:43 AM 6.7 ▲ 7:21 AM 6.5 ▼ 3:04 PM -1.9 ▲ 11:21 PM 8.1 |
5:26 AM
8:54 PM
|
↑ 10:08 AM
↓ 1:33 AM
Waxing Crescent · 31%
|
|
| Fri, May 22 | ▼ 5:41 AM 6.0 ▲ 8:36 AM 5.7 ▼ 4:01 PM -0.7 |
5:25 AM
8:55 PM
|
↑ 11:32 AM
↓ 1:59 AM
First Quarter · 42%
|
|
| Sat, May 23 | ▲ 12:07 AM 8.0 ▼ 7:08 AM 4.9 ▲ 10:08 AM 5.0 ▼ 4:58 PM 0.6 |
5:24 AM
8:56 PM
|
↑ 12:53 PM
↓ 2:20 AM
First Quarter · 53%
|
▲ high tide ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 9449834 · view the interactive daily chart