Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

21NM S Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
Light Wind
< 1ft
Tonight
Light Wind
< 1ft
Sunday
⇑N 6kt
< 1ft
Sunday Night
Light Wind
< 1ft
Monday
Light Wind
< 1ft
Monday Night
Light Wind
< 1ft
Tuesday
⇑WSW 6kt
< 1ft
Tuesday Night
SSW 6kt
< 1ft
Wednesday
SSW 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Apr 18, 2026
Forecast Valid: 1pm PDT Apr 18, 2026-6pm PDT Apr 24, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. Mostly sunny. Waves 1 ft or less.

Tonight

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Sunday Night

Variable winds 5 kt or less. Partly cloudy. Waves 1 ft or less.

Monday

Variable winds 5 kt or less. Partly sunny. Waves 1 ft or less.

Monday Night

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

Tuesday

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

Tuesday Night

SSW wind around 6 kt. A chance of rain. Waves 1 ft or less.

Wednesday

SSW 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.