Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

7NM W Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
Light Wind
< 1ft
Tonight
NNE 7kt⇓
< 1ft
Friday
⇑NNE 6kt
< 1ft
Friday Night
⇑S 8kt
< 1ft
Saturday
SSW 20kt
1-2ft
Saturday Night
SW 16kt⇓
1-2ft
Sunday
Light Wind
< 1ft
Sunday Night
N 10kt⇓
< 1ft
Monday
⇑N 12kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Jul 30, 2026
Forecast Valid: 3pm PDT Jul 30, 2026-6pm PDT Aug 6, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Tonight

NNE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Patchy fog after 3am. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.

Friday Night

Variable winds less than 5 kt becoming S 5 to 8 kt after midnight. Increasing clouds. Waves 1 ft or less.

Saturday

SSW wind 11 to 20 kt, with gusts as high as 26 kt. A chance of rain after 11am. Waves 1 to 2 ft.

Saturday Night

SW wind 11 to 16 kt becoming variable and less than 5 kt in the evening. A slight chance of rain before 11pm. Waves 1 to 2 ft.

Sunday

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

Sunday Night

N wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming N 7 to 12 kt in the afternoon. 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.