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

13NM S Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
Light Wind
< 1ft
Saturday
Light Wind
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
Light Wind
< 1ft
Sunday Night
⇑S 8kt
< 1ft
Monday
S 12kt
1ft
Monday Night
SSW 11kt
1ft
Tuesday
SSW 11kt
1ft

Associated Zone Forecast which includes this point

Last Update: 8:00 am PDT Mar 13, 2026
Forecast Valid: 9am PDT Mar 13, 2026-6pm PDT Mar 19, 2026

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Detailed Forecast

Today

Variable winds 5 kt or less. Rain and snow before 1pm, then rain between 1pm and 4pm, then rain, possibly mixed with snow after 4pm. Areas of dense fog between 11am and 1pm. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. Rain and snow before midnight, then a chance of rain between midnight and 4am, then a chance of rain and snow after 4am. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Rain and snow likely before 2pm, then a chance of rain. Waves 1 ft or less.

Saturday Night

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

Sunday

Variable winds 5 kt or less. A slight chance of rain and snow before 8am, then rain likely. Waves 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming S 5 to 8 kt in the evening. Rain. Waves 1 ft or less.

Monday

S wind 10 to 12 kt. Rain likely. Waves around 1 ft.

Monday Night

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

Tuesday

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

*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.