Heat Expands for Center of the Nation; Severe Thunderstorms for Plains and Upper Midwest

Dangerous heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest. Critical fire weather for portions of the Intermountain West. Risk for severe thunderstorms and flash flooding across the Upper Midwest/Great Lakes, Ohio Valley, and portions of the mid-Atlantic. Active monsoonal moisture fuels thunderstorms over the Southwest. Hurricane Fausto in the Pacific, should weaken Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM SW Seattle WA

Marine Point Forecast

[NOTICE]

Today
SSW 10kt
< 1ft
Tonight
SSW 8kt
< 1ft
Monday
SSW 9kt
< 1ft
Monday Night
WSW 11kt
< 1ft
Tuesday
SSW 11kt
< 1ft
Tuesday Night
WSW 11kt⇓
< 1ft
Wednesday
Light Wind
< 1ft
Wednesday Night
N 6kt⇓
< 1ft
Thursday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Jul 25, 2026
Forecast Valid: 6am PDT Jul 26, 2026-6pm PDT Aug 1, 2026

View Nearby Observations

Detailed Forecast

Today

SSW wind 7 to 10 kt. A slight chance of rain after 4pm. Waves 1 ft or less.

Tonight

SSW wind 6 to 8 kt. Mostly cloudy. Waves 1 ft or less.

Monday

SSW wind 6 to 9 kt. Sunny. Waves 1 ft or less.

Monday Night

WSW wind 8 to 11 kt. Partly cloudy. Waves 1 ft or less.

Tuesday

SSW wind 8 to 11 kt. A chance of rain, mainly after 11am. Waves 1 ft or less.

Tuesday Night

WSW wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

Wednesday

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

Wednesday Night

N wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. 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.