Heat Wave and Severe Thunderstorms this Independence Day

A prolonged, dangerous heat wave will persist through the Independence Day weekend across the Ohio Valley, Midwest, and Mid-Atlantic. Numerous temperature records are expected. Clusters of severe thunderstorms will move across parts of the Allegheny Plateau into Mid Atlantic this Independence Day, with potential for widespread damaging winds. Additional severe thunderstorms in the Great Plains. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

18NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
N 8kt⇓
< 1ft
Sunday
⇑NNE 9kt
< 1ft
Sunday Night
N 8kt⇓
< 1ft
Monday
Light Wind
< 1ft
Monday Night
N 7kt⇓
< 1ft
Tuesday
Light Wind
< 1ft
Tuesday Night
N 7kt⇓
< 1ft
Wednesday
Light Wind
< 1ft
Wednesday Night
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Jul 4, 2026
Forecast Valid: 7pm PDT Jul 4, 2026-6pm PDT Jul 11, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Sunday

Variable winds less than 5 kt becoming NNE 5 to 9 kt in the morning. Sunny. Waves 1 ft or less.

Sunday Night

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

Monday

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

Tuesday Night

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

Wednesday

Variable winds 5 kt or less. A chance of rain. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Mostly cloudy. 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.