Washington

Roche Harbor, San Juan Island — Weekly Tide Table

Dec 14 – Dec 20, 2025 · Local station time · Heights in ft (MLLW)
Date Tide Curve High & Low Tides Sun Moon
Sun, Dec 14 2:13 AM 5.3 5:45 AM 5.1 12:03 PM 7.9 7:54 PM 1.1
7:58 AM
4:18 PM
2:42 AM
1:12 PM
Waning Crescent · 23%
Mon, Dec 15 3:32 AM 6.3 6:56 AM 6.2 12:22 PM 7.7 8:20 PM 0.3
7:59 AM
4:18 PM
3:51 AM
1:28 PM
Waning Crescent · 15%
Tue, Dec 16 4:27 AM 7.2 8:07 AM 7.0 12:43 PM 7.6 8:46 PM -0.4
7:59 AM
4:18 PM
5:01 AM
1:48 PM
Waning Crescent · 9%
Wed, Dec 17 5:10 AM 7.8 9:11 AM 7.5 1:07 PM 7.5 9:14 PM -0.9
8:00 AM
4:18 PM
6:10 AM
2:15 PM
Waning Crescent · 5%
Thu, Dec 18 5:47 AM 8.2 10:07 AM 7.7 1:35 PM 7.4 9:45 PM -1.2
8:01 AM
4:19 PM
7:16 AM
2:50 PM
New Moon · 2%
Fri, Dec 19 6:21 AM 8.5 10:56 AM 7.8 2:07 PM 7.3 10:18 PM -1.4
8:02 AM
4:19 PM
8:15 AM
3:36 PM
New Moon · 0%
Sat, Dec 20 6:53 AM 8.6 11:40 AM 7.8 2:43 PM 7.2 10:53 PM -1.5
8:02 AM
4:19 PM
9:05 AM
4:33 PM
New Moon · 1%

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