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 >

For More Weather Information:

Seattle, WA Local Forecast Office

13NM S Seattle WA

Marine Point Forecast

[NOTICE]

Overnight
SSW 13kt
1ft
Wednesday
SSW 15kt
1ft
Wednesday Night
SSW 13kt
1ft
Thursday
SSW 11kt
1ft
Thursday Night
SSW 8kt
< 1ft
Friday
S 7kt
< 1ft
Friday Night
Light Wind
< 1ft
Saturday
⇑S 6kt
< 1ft
Saturday Night
S 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 7:00 pm PST Jan 6, 2026
Forecast Valid: 11pm PST Jan 6, 2026-6pm PST Jan 13, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 9 PM PST THIS EVENING...

Overnight

SSW wind around 13 kt. A chance of rain. Waves around 1 ft.

Wednesday

SSW wind 13 to 15 kt. Rain, mainly before 1pm. Patchy fog before 11am. Waves around 1 ft.

Wednesday Night

SSW wind 11 to 13 kt. Rain likely, mainly before 10pm. Waves around 1 ft.

Thursday

SSW wind around 11 kt. Rain likely. Waves around 1 ft.

Thursday Night

SSW wind around 8 kt. A chance of rain. Waves 1 ft or less.

Friday

S wind 5 to 7 kt. Mostly cloudy. Waves 1 ft or less.

Friday Night

Variable winds 5 kt or less. A slight chance of rain after 4am. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming S around 6 kt in the morning. A chance of rain. Waves 1 ft or less.

Saturday Night

S wind around 7 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.