San Juan Islands Marine Weather
Marine Forecast
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TODAY SE wind 5 to 10 kt, rising to 10 to 15 kt late. Waves around 2 ft or less. A chance of rain late.
TONIGHT SE wind 15 to 20 kt, veering to SW after midnight. Waves around 2 ft or less. Rain in the evening.
THU S wind 10 to 15 kt. Waves around 2 ft or less.
THU NIGHT SE wind 15 to 20 kt, rising to 20 to 25 kt with gusts up to 40 kt after midnight. Waves around 2 ft or less, then 3 to 4 ft after midnight. Rain.
FRI SE wind 25 to 30 kt, easing to 20 to 25 kt in the afternoon. Waves 3 to 4 ft. Rain.
FRI NIGHT SE wind 10 to 15 kt, becoming E 5 to 10 kt after midnight. Waves around 2 ft or less. Rain likely, mainly in the evening.
SAT SE wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Waves around 2 ft or less. A chance of rain.
SAT NIGHT S wind 25 to 30 kt, easing to 20 to 25 kt after midnight. Waves 3 to 4 ft. Rain.
SUN S wind 15 to 20 kt, easing to 5 to 10 kt in the afternoon. Waves around 3 ft in the morning, then around 2 ft or less. A chance of rain.
SUN NIGHT SE wind around 5 kt, backing to E after midnight. Waves around 2 ft or less.
TONIGHT SE wind 15 to 20 kt, veering to SW after midnight. Waves around 2 ft or less. Rain in the evening.
THU S wind 10 to 15 kt. Waves around 2 ft or less.
THU NIGHT SE wind 15 to 20 kt, rising to 20 to 25 kt with gusts up to 40 kt after midnight. Waves around 2 ft or less, then 3 to 4 ft after midnight. Rain.
FRI SE wind 25 to 30 kt, easing to 20 to 25 kt in the afternoon. Waves 3 to 4 ft. Rain.
FRI NIGHT SE wind 10 to 15 kt, becoming E 5 to 10 kt after midnight. Waves around 2 ft or less. Rain likely, mainly in the evening.
SAT SE wind 5 to 10 kt, rising to 10 to 15 kt in the afternoon. Waves around 2 ft or less. A chance of rain.
SAT NIGHT S wind 25 to 30 kt, easing to 20 to 25 kt after midnight. Waves 3 to 4 ft. Rain.
SUN S wind 15 to 20 kt, easing to 5 to 10 kt in the afternoon. Waves around 3 ft in the morning, then around 2 ft or less. A chance of rain.
SUN NIGHT SE wind around 5 kt, backing to E after midnight. Waves around 2 ft or less.
Weather
View allToday
54°F
Mostly Cloudy then Light Rain Likely
0 to 7 mph ESE
Tonight
45°F
Light Rain then Mostly Cloudy
0 to 6 mph S
Thursday
54°F
Partly Sunny
5 to 10 mph S
Thursday Night
45°F
Cloudy then Light Rain
6 to 12 mph SE
Tides and Currents
View all| Time (PST) | Event | Height/Speed |
|---|---|---|
| Wed, Nov 4 12:05 AM | high | 4.8 ft |
| Wed, Nov 4 12:26 AM | slack | slack |
| Wed, Nov 4 3:31 AM | ebb | 0.7 kts |
| Wed, Nov 4 5:59 AM | low | 1.9 ft |
| Wed, Nov 4 6:05 AM | slack | slack |
| Wed, Nov 4 9:09 AM | flood | 0.7 kts |
| Wed, Nov 4 12:08 PM | slack | slack |
| Wed, Nov 4 1:36 PM | high | 7.9 ft |
| Wed, Nov 4 4:40 PM | ebb | 1.5 kts |
| Wed, Nov 4 7:49 PM | slack | slack |
| Wed, Nov 4 8:22 PM | low | 2.7 ft |
| Wed, Nov 4 10:31 PM | flood | 1.0 kts |
Marine weather for the San Juan Islands, Washington — San Juan Island, Friday Harbor, Roche Harbor, Orcas Island, Eastsound, Deer Harbor, Lopez Island, Shaw Island, Stuart Island, Sucia Island, Lummi Island, Rosario Strait, Haro Strait, and Boundary Pass. Wind, tides, and conditions for sailing, boating, kayaking, paddleboarding, fishing, whale watching, and scuba diving.


