Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM NNW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
Light Wind
< 1ft
Tonight
⇑WNW 6kt
< 1ft
Saturday
WNW 7kt
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑SSE 7kt
< 1ft
Sunday Night
SSE 12kt
< 1ft
Monday
S 17kt
< 1ft
Monday Night
S 18kt
< 1ft
Tuesday
S 18kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:25 pm PDT Mar 13, 2026
Forecast Valid: 3pm PDT Mar 13, 2026-6pm PDT Mar 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. Rain, mainly after 4pm. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming WNW around 6 kt after midnight. Rain likely before 5am, then a chance of rain and snow. Waves 1 ft or less.

Saturday

WNW wind 5 to 7 kt. A chance of rain and snow, mainly before 3pm. Waves 1 ft or less.

Saturday Night

Variable winds 5 kt or less. A slight chance of rain before 11pm. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming SSE 5 to 7 kt in the afternoon. A slight chance of rain and snow before 11am, then rain likely. Waves 1 ft or less.

Sunday Night

SSE wind 8 to 12 kt. Rain. Waves 1 ft or less.

Monday

S wind 13 to 17 kt. Rain. Waves 1 ft or less.

Monday Night

S wind 16 to 18 kt. Rain. Waves 1 ft or less.

Tuesday

S wind 15 to 18 kt, with gusts as high as 30 kt. Rain. 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.