Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

4NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Today
⇑N 12kt
< 1ft
Tonight
N 12kt⇓
< 1ft
Thursday
S 14kt
< 1ft
Thursday Night
S 14kt
< 1ft
Friday
S 12kt⇓
< 1ft
Friday Night
N 12kt
< 1ft
Saturday
Light Wind
< 1ft
Saturday Night
N 11kt⇓
< 1ft
Sunday
⇑N 12kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 12:40 am PDT Jul 15, 2026
Forecast Valid: 5am PDT Jul 15, 2026-6pm PDT Jul 21, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming N 7 to 12 kt in the afternoon. Sunny. Waves 1 ft or less.

Tonight

N wind 7 to 12 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Thursday

W wind 8 to 14 kt becoming S in the morning. A chance of rain before 11am, then showers likely and possibly a thunderstorm between 11am and noon, then a chance of showers and thunderstorms after noon. Waves 1 ft or less.

Thursday Night

S wind 11 to 14 kt. A chance of rain before 11pm. Waves 1 ft or less.

Friday

S wind 7 to 12 kt becoming variable and less than 5 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Friday Night

N wind 5 to 12 kt becoming ENE after midnight. Mostly clear. Waves 1 ft or less.

Saturday

Variable winds 5 kt or less. Sunny. Waves 1 ft or less.

Saturday Night

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

Sunday

Variable winds less than 5 kt becoming N 7 to 12 kt in the morning. 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.