Sinlaku Continues to Impact the Marianas; Severe Weather for the Central Plains and Northeast; Record Warmth for mid-Atlantic to Southeast

Sinlaku continues to affect the Marianas as it moves north through Friday. Meanwhile, severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley today and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

7NM NW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
SSE 9kt
< 1ft
Tonight
NE 8kt⇓
< 1ft
Friday
Light Wind
< 1ft
Friday Night
Light Wind
< 1ft
Saturday
Light Wind
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑N 10kt
< 1ft
Sunday Night
N 10kt
< 1ft
Monday
N 10kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:27 am PDT Apr 16, 2026
Forecast Valid: 1pm PDT Apr 16, 2026-6pm PDT Apr 22, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

SSE wind 7 to 9 kt. Sunny early, then becoming partly sunny. Waves 1 ft or less.

Tonight

NE wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

Friday Night

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

Saturday

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

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming N 5 to 10 kt in the morning. A slight chance of rain before 11am. Waves 1 ft or less.

Sunday Night

N wind 6 to 10 kt. Mostly cloudy. Waves 1 ft or less.

Monday

N wind 7 to 10 kt. Partly sunny. 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.