Areas of Severe Thunderstorms, Excessive Rainfall, and Extreme Heat Wednesday

In the Upper Midwest, heavy to excessive rain may bring flash and urban flooding through Wednesday. Scattered severe thunderstorms capable of large hail and damaging wind gusts are possible from the central High Plains into the Upper Midwest Wednesday. Extreme heat is ongoing over the Desert Southwest through Thursday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

21NM NNW Seattle WA

Marine Point Forecast

[NOTICE]

Overnight
Light Wind
1ft
Wednesday
⇑N 7kt
< 1ft
Wednesday Night
N 9kt⇓
< 1ft
Thursday
⇑N 7kt
< 1ft
Thursday Night
NNW 9kt⇓
< 1ft
Friday
Light Wind
< 1ft
Friday Night
NNW 8kt⇓
< 1ft
Saturday
⇑NNW 7kt
< 1ft
Saturday Night
NNW 10kt⇓
1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Jul 7, 2026
Forecast Valid: 11pm PDT Jul 7, 2026-6pm PDT Jul 14, 2026

View Nearby Observations

Detailed Forecast

Overnight

Variable winds 5 kt or less. Partly cloudy. Waves around 1 ft.

Wednesday

Variable winds less than 5 kt becoming N 5 to 7 kt in the afternoon. Cloudy, then gradually becoming mostly sunny. Waves 1 ft or less.

Wednesday Night

N wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Increasing clouds. Waves 1 ft or less.

Thursday

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

Thursday Night

NNW wind 5 to 9 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves 1 ft or less.

Friday

Variable winds 5 kt or less. Mostly cloudy. Waves 1 ft or less.

Friday Night

NNW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Mostly cloudy. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming NNW 5 to 7 kt in the afternoon. Partly sunny. Waves 1 ft or less.

Saturday Night

NNW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Waves around 1 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.