Severe Thunderstorms and Heavy Rainfall for the Southwest; Heat Spreads Across the Center of the Nation

Moisture will continue to move into areas of the West. This will increase showers and thunderstorms coverage and intensity, with the risk of flash flooding and damaging wind gusts. Meanwhile, heat across the Southwest will expand into the center of the nation this weekend into early next week. Trends favor this heat will spread across the Ohio Valley, mid-Atlantic next week. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

23NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
Light Wind
< 1ft
Sunday
⇑SSE 6kt
< 1ft
Sunday Night
Light Wind
< 1ft
Monday
⇑NNW 9kt
< 1ft
Monday Night
NNW 8kt⇓
< 1ft
Tuesday
⇑SSE 8kt
< 1ft
Tuesday Night
⇑S 17kt
< 1ft
Wednesday
SSE 18kt
2ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Aug 28, 2026
Forecast Valid: 7am PDT Aug 29, 2026-6pm PDT Sep 4, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. A chance of rain, mainly before 2pm. Waves 1 ft or less.

Tonight

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

Sunday

Variable winds less than 5 kt becoming SSE around 6 kt. Mostly cloudy. Waves 1 ft or less.

Sunday Night

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

Monday

Variable winds less than 5 kt becoming NNW 5 to 9 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Monday Night

NNW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SSE 5 to 8 kt in the afternoon. A slight chance of rain after 11am. Waves 1 ft or less.

Tuesday Night

S wind 6 to 11 kt becoming S 12 to 17 kt in the evening. Winds could gust as high as 23 kt. A chance of rain. Waves 1 ft or less.

Wednesday

SSE wind 16 to 18 kt, with gusts as high as 27 kt. Rain. Waves around 2 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.