Heavy Rainfall and Severe Thunderstorm Threats; Heat Risk Expands; Monitoring the Tropics

Flash flooding risks continue for portions of the Four Corners and Great Basin through today. Severe thunderstorms are outlooked from the eastern Great Lakes, southern New England into the mid-Atlantic through Tuesday. Heat risk increases and expands across the center of the nation and across the Ohio Valley and mid-Atlantic this week. Continue to closely monitor tropical development in the Gulf. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

6NM WSW Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
N 11kt⇓
< 1ft
Tuesday
S 15kt
< 1ft
Tuesday Night
S 17kt
1-2ft
Wednesday
S 17kt
1-2ft
Wednesday Night
S 22kt
2ft
Thursday
S 14kt
1ft
Thursday Night
S 11kt
< 1ft
Friday
SSW 7kt
< 1ft
Friday Night
N 7kt⇓
< 1ft

Associated Zone Forecast which includes this point

Last Update: 1:16 pm PDT Aug 31, 2026
Forecast Valid: 5pm PDT Aug 31, 2026-6pm PDT Sep 7, 2026

View Nearby Observations

Detailed Forecast

Tonight

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

Tuesday

S wind 6 to 15 kt. Partly sunny. Waves 1 ft or less.

Tuesday Night

S wind 13 to 17 kt. A slight chance of rain after 4am. Waves 1 to 2 ft.

Wednesday

S wind 11 to 17 kt, with gusts as high as 24 kt. Rain, mainly after 11am. Waves 1 to 2 ft.

Wednesday Night

S wind 19 to 22 kt. Rain. Waves around 2 ft.

Thursday

S wind 9 to 14 kt. Rain likely, then showers and possibly a thunderstorm after 11am. Waves around 1 ft.

Thursday Night

S wind 6 to 11 kt. A chance of rain. Waves 1 ft or less.

Friday

S wind 5 to 7 kt becoming NW in the afternoon. A chance of rain. Waves 1 ft or less.

Friday Night

N wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A slight 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.