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

14NM W Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
Light Wind
< 1ft
Tonight
NNE 6kt⇓
< 1ft
Wednesday
⇑NNE 6kt
< 1ft
Wednesday Night
NNE 7kt⇓
< 1ft
Thursday
⇑SW 8kt
< 1ft
Thursday Night
SSW 10kt
< 1ft
Friday
S 7kt⇓
< 1ft
Friday Night
N 6kt⇓
< 1ft
Saturday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Jul 14, 2026
Forecast Valid: 2pm PDT Jul 14, 2026-6pm PDT Jul 20, 2026

View Nearby Observations

Detailed Forecast

This Afternoon

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

Tonight

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

Wednesday

Variable winds less than 5 kt becoming NNE around 6 kt in the afternoon. Sunny. Waves 1 ft or less.

Wednesday Night

NNE wind 5 to 7 kt becoming variable and less than 5 kt in the evening. A chance of rain before 3am, then a chance of rain after 4am. Waves 1 ft or less.

Thursday

Variable winds less than 5 kt becoming SW 5 to 8 kt in the morning. Rain, mainly before 2pm, then showers and possibly a thunderstorm after 2pm. Waves 1 ft or less.

Thursday Night

SSW wind 8 to 10 kt. A chance of rain before 11pm. Waves 1 ft or less.

Friday

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

Friday Night

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

Saturday

Variable winds 5 kt or less. 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.