Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

6NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Sunday
Light Wind
< 1ft
Sunday Night
SSE 12kt
< 1ft
Monday
S 16kt
1ft
Monday Night
S 20kt
1-2ft
Tuesday
S 21kt
2ft
Tuesday Night
S 18kt
2ft
Wednesday
S 18kt
2ft
Wednesday Night
S 18kt
1-2ft
Thursday
SSW 18kt
1ft

Associated Zone Forecast which includes this point

Last Update: 2:25 am PDT Mar 15, 2026
Forecast Valid: 4am PDT Mar 15, 2026-6pm PDT Mar 21, 2026

View Nearby Observations

Detailed Forecast

Sunday

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

Sunday Night

SSE wind 6 to 12 kt. Rain, mainly before 9pm. Waves 1 ft or less.

Monday

S wind around 16 kt. Rain. Waves around 1 ft.

Monday Night

S wind 16 to 20 kt. Rain, mainly after 11pm. Waves 1 to 2 ft.

Tuesday

S wind 19 to 21 kt. Rain. Waves around 2 ft.

Tuesday Night

S wind around 18 kt. Rain. Waves around 2 ft.

Wednesday

S wind around 18 kt. Rain. Waves around 2 ft.

Wednesday Night

S wind 16 to 18 kt. Rain. Waves 1 to 2 ft.

Thursday

SSW wind around 18 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.