Severe Thunderstorms and Heavy Rain in the Mid-Atlantic; Heat Persists Across the South

Scattered severe thunderstorms and excessive rainfall are possible into the night in the Mid Atlantic, and heavy rain will shift to Virginia and the Carolinas on Friday. Severe thunderstorms are also possible in the Central Plains into the Upper MS Valley and the Deep South tonight. Dangerous heat persists across the Southern Plains and Lower MS Valley and heat will expand into the Southwest. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

14NM S Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
⇑SSW 8kt
< 1ft
Saturday
SSW 8kt
< 1ft
Saturday Night
SSW 8kt
< 1ft
Sunday
SSW 6kt⇓
< 1ft
Sunday Night
⇑N 7kt
< 1ft
Monday
N 10kt
< 1ft
Monday Night
N 9kt⇓
< 1ft
Tuesday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Aug 20, 2026
Forecast Valid: 5am PDT Aug 21, 2026-6pm PDT Aug 27, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

Variable winds less than 5 kt becoming SSW 5 to 8 kt in the evening. A chance of rain, mainly after 5am. Waves 1 ft or less.

Saturday

SSW wind 6 to 8 kt. A chance of rain, mainly between 9am and 1pm. Waves 1 ft or less.

Saturday Night

SSW wind 6 to 8 kt. Increasing clouds. Waves 1 ft or less.

Sunday

SSW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Mostly cloudy. Waves 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming N 5 to 7 kt in the evening. Partly cloudy. Waves 1 ft or less.

Monday

N wind 6 to 10 kt. Mostly sunny. Waves 1 ft or less.

Monday Night

N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Tuesday

Variable winds 5 kt or less. Mostly 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.