Extreme Heat and Excessive Rainfall This Week

A significant heat wave is underway for the Intermountain West, Northern Plains, and Upper Great Lakes, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. In southwest Texas, excessive rainfall may bring a risk for potentially life-threatening flash and arroyo flooding through Thursday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

23NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Today
⇑N 8kt
< 1ft
Tonight
N 7kt⇓
< 1ft
Wednesday
⇑N 8kt
< 1ft
Wednesday Night
N 9kt⇓
< 1ft
Thursday
⇑NNW 9kt
< 1ft
Thursday Night
N 6kt⇓
< 1ft
Friday
SSE 6kt⇓
< 1ft
Friday Night
NNW 6kt⇓
< 1ft
Saturday
⇑N 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 12:35 am PDT Jul 14, 2026
Forecast Valid: 8am PDT Jul 14, 2026-6pm PDT Jul 20, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds less than 5 kt becoming N 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

Tonight

N wind 5 to 7 kt becoming variable and less than 5 kt in the evening. Increasing clouds. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming N 5 to 8 kt in the afternoon. Mostly sunny. Waves 1 ft or less.

Wednesday Night

N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. A slight chance of rain after 11pm. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming NNW 5 to 9 kt in the afternoon. Rain likely. Waves 1 ft or less.

Thursday Night

N wind around 6 kt becoming variable and less than 5 kt in the evening. A chance of rain, mainly before 11pm. Waves 1 ft or less.

Friday

SSE wind around 6 kt becoming variable and less than 5 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Friday Night

NNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Saturday

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