Areas of Severe Thunderstorms and Excessive Rainfall; Heat Wave Builds in the Intermountain West and Plains

A slow moving front will bring rounds of strong to severe thunderstorms and heavy rainfall to the central Plains eastward to the east-central U.S.. The first widespread significant heat wave of summer for the Intermountain West and Plains is expected to develop today and expand through next week. Dangerous heat will continue to impact portions of the Southwest and Southeast. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

20NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
W 7kt
< 1ft
Tonight
W 8kt
< 1ft
Saturday
W 7kt
< 1ft
Saturday Night
W 7kt⇓
< 1ft
Sunday
Light Wind
< 1ft
Sunday Night
N 8kt⇓
< 1ft
Monday
⇑N 7kt
< 1ft
Monday Night
N 7kt⇓
< 1ft
Tuesday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Jul 10, 2026
Forecast Valid: 1pm PDT Jul 10, 2026-6pm PDT Jul 16, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

W wind 5 to 7 kt. Mostly sunny. Waves 1 ft or less.

Tonight

W wind 6 to 8 kt becoming SSW after midnight. Increasing clouds. Waves 1 ft or less.

Saturday

SSW wind 5 to 7 kt becoming W in the morning. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Saturday Night

W wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Sunday

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

Sunday Night

N wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Clear. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming N 5 to 7 kt in the afternoon. Sunny. Waves 1 ft or less.

Monday Night

N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Tuesday

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.