Severe Thunderstorms in the Ohio Valley and Mid-Atlantic; Heat Continuing in the Central U.S.

Widespread strong to severe thunderstorms are expected from the Upper Ohio Valley into the Mid-Atlantic through Friday, with damaging winds as the primary threat. Dangerous heat will continue from the South-Central U.S. to the Midwest, Ohio/Tennessee valleys, and Mid-Atlantic. Widespread Major to Extreme Heat Risk is forecast into the weekend and will confine to the South-Central U.S. by Labor Day Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

4NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
Light Wind
< 1ft
Friday
Light Wind
< 1ft
Friday Night
N 6kt⇓
< 1ft
Saturday
Light Wind
< 1ft
Saturday Night
N 7kt
< 1ft
Sunday
⇑N 10kt
< 1ft
Sunday Night
N 9kt⇓
< 1ft
Labor Day
⇑S 8kt
< 1ft
Monday Night
W 6kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:51 pm PDT Sep 3, 2026
Forecast Valid: 7pm PDT Sep 3, 2026-6pm PDT Sep 10, 2026

View Nearby Observations

Detailed Forecast

Tonight

Variable winds 5 kt or less. A slight chance of rain before 8pm. Waves 1 ft or less.

Friday

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

Friday Night

N wind around 6 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Saturday

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

Saturday Night

N wind 5 to 7 kt. Partly cloudy. Waves 1 ft or less.

Sunday

Variable winds less than 5 kt becoming N 5 to 10 kt in the morning. Partly sunny. Waves 1 ft or less.

Sunday Night

N wind 5 to 9 kt becoming variable and less than 5 kt in the evening. A chance of rain, mainly after 11pm. Waves 1 ft or less.

Labor Day

Variable winds less than 5 kt becoming S 5 to 8 kt in the morning. A slight chance of rain. Waves 1 ft or less.

Monday Night

W wind around 6 kt becoming SSE after midnight. A slight chance of 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.