Dangerous Heat and Possible Flooding

Dangerous heat will persist across the Southwest U.S. through Saturday with daytime highs of 110-115°F. Extreme Heat Warnings remain in effect. Dangerous heat will build across the southern Plains again beginning this weekend. Heavy to excessive rain over the Carolinas Friday may lead to isolated areas of flash flooding. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

21NM NNW Seattle WA

Marine Point Forecast

[NOTICE]

Overnight
N 8kt⇓
< 1ft
Saturday
Light Wind
< 1ft
Saturday Night
Light Wind
< 1ft
Sunday
⇑SSE 6kt
< 1ft
Sunday Night
⇑NNW 6kt
< 1ft
Monday
⇑NNW 11kt
< 1ft
Monday Night
NNW 11kt⇓
< 1ft
Tuesday
⇑S 12kt
< 1ft
Tuesday Night
S 19kt
1-2ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Aug 28, 2026
Forecast Valid: 12am PDT Aug 29, 2026-6pm PDT Sep 4, 2026

View Nearby Observations

Detailed Forecast

Overnight

N wind 5 to 8 kt becoming variable and less than 5 kt. Showers and possibly a thunderstorm, mainly before 5am, then rain and possibly a thunderstorm after 5am. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Rain and thunderstorms likely before 2pm, then a slight chance of rain between 2pm and 3pm. Waves 1 ft or less.

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming SSE around 6 kt in the morning. Mostly cloudy. Waves 1 ft or less.

Sunday Night

Variable winds less than 5 kt becoming NNW around 6 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Monday

Variable winds less than 5 kt becoming NNW 6 to 11 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Monday Night

NNW wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Mostly cloudy. Waves 1 ft or less.

Tuesday

Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. Mostly cloudy. Waves 1 ft or less.

Tuesday Night

W wind 9 to 19 kt becoming S in the evening. Winds could gust as high as 26 kt. A chance of rain. Waves 1 to 2 ft.

*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.