Excessive Rainfall and Potential Tropical Cyclone in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce locally considerable flash flooding over parts of the northwestern Gulf Coast, lower Mississippi River Valley, and Deep South through Thursday. Potential Tropical Cyclone One is forecast to become a tropical storm (Arthur) as it moves along or just off the northwestern Gulf coast through Wednesday. An outbreak of severe weather is forecast in the Midwest Wednesday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

17NM S Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
N 7kt
< 1ft
Thursday
N 9kt
< 1ft
Thursday Night
N 9kt⇓
< 1ft
Juneteenth
Light Wind
< 1ft
Friday Night
WNW 10kt
< 1ft
Saturday
SSW 10kt
1ft
Saturday Night
WSW 10kt⇓
1ft
Sunday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Jun 16, 2026
Forecast Valid: 5am PDT Jun 17, 2026-6pm PDT Jun 23, 2026

View Nearby Observations

Detailed Forecast

Today

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

Tonight

N wind 5 to 7 kt becoming NE after midnight. Mostly clear. Waves 1 ft or less.

Thursday

N wind 6 to 9 kt. Sunny. Waves 1 ft or less.

Thursday Night

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

Juneteenth

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

Friday Night

WNW wind 6 to 10 kt becoming SSW after midnight. Mostly clear. Waves 1 ft or less.

Saturday

SSW wind 7 to 10 kt. Sunny. Waves around 1 ft.

Saturday Night

WSW wind 5 to 10 kt becoming variable and less than 5 kt after midnight. Clear. Waves around 1 ft.

Sunday

Variable winds 5 kt or less. 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.