Washington
Roche Harbor, San Juan Island — Tide Calendar
August 2026 · Local station time · Heights in ft (MLLW) · Negative tides only| Date | Tide Curve | High & Low Tides | Sun | Moon |
|---|---|---|---|---|
| Sat, Aug 1 | ▼ 1:32 AM 5.0 ▲ 6:26 AM 6.2 ▼ 1:08 PM -0.1 ▲ 8:25 PM 7.8 |
5:46 AM
8:53 PM
|
↑ 9:59 PM
↓ 9:12 AM
Waning Gibbous · 90%
|
|
| Fri, Aug 7 | ▼ 6:26 AM -0.8 ▲ 3:31 PM 6.3 ▼ 5:47 PM 6.7 ▲ 11:12 PM 7.5 |
5:54 AM
8:44 PM
|
↑ —
↓ 5:15 PM
Waning Crescent · 30%
|
|
| Sat, Aug 8 | ▼ 7:26 AM -1.5 ▲ 4:26 PM 6.9 ▼ 7:28 PM 7.2 |
5:56 AM
8:43 PM
|
↑ 12:39 AM
↓ 6:25 PM
Waning Crescent · 19%
|
|
| Sun, Aug 9 | ▲ 12:05 AM 7.5 ▼ 8:25 AM -2.0 ▲ 5:05 PM 7.4 ▼ 8:48 PM 7.1 |
5:57 AM
8:41 PM
|
↑ 1:43 AM
↓ 7:20 PM
Waning Crescent · 11%
|
|
| Mon, Aug 10 | ▲ 1:14 AM 7.5 ▼ 9:20 AM -2.3 ▲ 5:40 PM 7.7 ▼ 9:49 PM 6.7 |
5:58 AM
8:39 PM
|
↑ 3:00 AM
↓ 7:59 PM
Waning Crescent · 5%
|
|
| Tue, Aug 11 | ▲ 2:27 AM 7.4 ▼ 10:11 AM -2.4 ▲ 6:12 PM 7.8 ▼ 10:42 PM 6.1 |
6:00 AM
8:38 PM
|
↑ 4:25 AM
↓ 8:28 PM
New Moon · 1%
|
|
| Wed, Aug 12 | ▲ 3:38 AM 7.3 ▼ 10:58 AM -2.1 ▲ 6:42 PM 7.9 ▼ 11:32 PM 5.3 |
6:01 AM
8:36 PM
|
↑ 5:51 AM
↓ 8:49 PM
New Moon · 0%
|
|
| Thu, Aug 13 | ▲ 4:45 AM 7.1 ▼ 11:42 AM -1.5 ▲ 7:10 PM 7.9 |
6:03 AM
8:34 PM
|
↑ 7:14 AM
↓ 9:07 PM
New Moon · 2%
|
|
| Fri, Aug 14 | ▼ 12:22 AM 4.5 ▲ 5:48 AM 6.8 ▼ 12:25 PM -0.6 ▲ 7:36 PM 7.9 |
6:04 AM
8:33 PM
|
↑ 8:33 AM
↓ 9:22 PM
Waxing Crescent · 6%
|
|
| Tue, Aug 25 | ▲ 2:09 AM 6.3 ▼ 9:52 AM -0.2 ▲ 5:51 PM 7.4 ▼ 10:48 PM 5.8 |
6:20 AM
8:12 PM
|
↑ 7:13 PM
↓ 3:19 AM
Waxing Gibbous · 94%
|
|
| Wed, Aug 26 | ▲ 3:08 AM 6.4 ▼ 10:28 AM -0.3 ▲ 6:10 PM 7.4 ▼ 11:11 PM 5.3 |
6:21 AM
8:10 PM
|
↑ 7:32 PM
↓ 4:31 AM
Full Moon · 98%
|
|
| Thu, Aug 27 | ▲ 4:01 AM 6.5 ▼ 11:01 AM -0.1 ▲ 6:25 PM 7.4 ▼ 11:39 PM 4.6 |
6:22 AM
8:09 PM
|
↑ 7:49 PM
↓ 5:43 AM
Full Moon · 100%
|
▲ high tide ▼ low tide · heights in ft above MLLW · predictions derived from NOAA data for station 9449834 · view the interactive daily chart