Heavy Mountain Snow in the Northwest U.S.; Wintry Mix in the Northeast U.S.

Two more cold fronts will pass through the Northwest U.S. this week with heavy mountain snow continuing across the Cascades, and northern Rockies. A quick moving storm system will bring mixed precipitation including some freezing rain across the Northeast U.S. overnight into Wednesday. Read More >

Hazardous Weather Conditions

Small Craft Advisory until January 7, 04:00 AM PST

For More Weather Information:

Seattle, WA Local Forecast Office

29NM NNW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
WNW 10kt
< 1ft

Small Craft Advisory
Wednesday
S 20kt
< 1ft
Wednesday Night
W 10kt
< 1ft
Thursday
S 10kt
< 1ft
Thursday Night
SSE 7kt
< 1ft
Friday
SSE 15kt
< 1ft
Friday Night
SSE 12kt
< 1ft
Saturday
SSE 17kt
< 1ft
Saturday Night
SSE 15kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 7:00 pm PST Jan 6, 2026
Forecast Valid: 10pm PST Jan 6, 2026-6pm PST Jan 13, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

Tonight

WNW wind 7 to 10 kt becoming SSW after midnight. Rain likely, mainly between 4am and 5am. Waves 1 ft or less.

Wednesday

S wind 11 to 20 kt becoming WSW in the afternoon. Rain, mainly before 1pm. Waves 1 ft or less.

Wednesday Night

W wind around 10 kt. Rain likely, mainly after 4am. Waves 1 ft or less.

Thursday

S wind 8 to 10 kt. Rain likely, mainly before 10am. Waves 1 ft or less.

Thursday Night

SSE wind 5 to 7 kt. A chance of rain, mainly before 4am. Waves 1 ft or less.

Friday

SSE wind 13 to 15 kt. A slight chance of rain before 10am. Waves 1 ft or less.

Friday Night

SSE wind 10 to 12 kt. Mostly cloudy. Waves 1 ft or less.

Saturday

SSE wind around 17 kt. A chance of rain. Waves 1 ft or less.

Saturday Night

SSE wind 12 to 15 kt. Rain likely. Waves 1 ft or less.

*Notices:

This forecast is for a single location. For safety concerns, mariners should be aware of the weather over a larger area. Forecast information for a larger area can be found within the zone forecast and the NDFD graphics.
The forecast conditions at a particular point may not exceed the criteria of a Small Craft Advisory, Gale, Storm etc. These watches/warnings/advisories are issued for the entire zone in which the point resides and mariners should act accordingly.