Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

8NM SW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
NNE 11kt⇓
< 1ft
Tuesday
⇑SW 10kt
< 1ft
Tuesday Night
S 11kt
< 1ft
Wednesday
SSW 7kt
< 1ft
Wednesday Night
SW 8kt⇓
< 1ft
Thursday
S 11kt
< 1ft
Thursday Night
SW 14kt
< 1ft
Friday
SSW 8kt
< 1ft
Friday Night
WSW 9kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Aug 24, 2026
Forecast Valid: 4pm PDT Aug 24, 2026-6pm PDT Aug 31, 2026

View Nearby Observations

Detailed Forecast

Tonight

NNE wind 6 to 11 kt becoming variable and less than 5 kt after midnight. Mostly clear. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming SW 5 to 10 kt in the afternoon. Partly sunny, then gradually becoming sunny. Waves 1 ft or less.

Tuesday Night

S wind 6 to 11 kt. Increasing clouds. Waves 1 ft or less.

Wednesday

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

Wednesday Night

SW wind 5 to 8 kt becoming variable and less than 5 kt. Partly cloudy. Waves 1 ft or less.

Thursday

S wind 6 to 11 kt. Partly sunny. Waves 1 ft or less.

Thursday Night

SW wind 6 to 14 kt. Mostly clear. Waves 1 ft or less.

Friday

SSW wind 5 to 8 kt. A slight chance of rain. Waves 1 ft or less.

Friday Night

WSW wind 5 to 9 kt becoming WNW in the evening. A chance of rain. 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.