Heavy Rainfall and Flooding in the Southwest and Along the East Coast

A multi-day heavy rainfall event is set to begin across New Mexico into west Texas Tuesday through Wednesday. Flash flooding and debris flows in the vicinity of burn scars will also be possible. A strong coastal low will develop offshore of the Mid-Atlantic coast midweek, bringing heavy rainfall, strong winds and coastal flooding to much of the East Coast through Friday. Read More >

For More Weather Information:

Seattle, WA Local Forecast Office

17NM S Seattle WA

Marine Point Forecast

[NOTICE]

Today
Light Wind
< 1ft
Tonight
⇑S 6kt
< 1ft
Wednesday
Light Wind
< 1ft
Wednesday Night
Light Wind
< 1ft
Thursday
Light Wind
< 1ft
Thursday Night
Light Wind
< 1ft
Friday
⇑SW 9kt
< 1ft
Friday Night
S 14kt
< 1ft
Saturday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 pm PDT Sep 21, 2026
Forecast Valid: 5am PDT Sep 22, 2026-6pm PDT Sep 28, 2026

View Nearby Observations

Detailed Forecast

Today

Variable winds 5 kt or less. A chance of rain, mainly before 8am. Waves 1 ft or less.

Tonight

Variable winds less than 5 kt becoming S around 6 kt. Increasing clouds. Waves 1 ft or less.

Wednesday

Variable winds 5 kt or less. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Increasing clouds. Waves 1 ft or less.

Thursday

Variable winds 5 kt or less. A slight chance of rain after 11am. Waves 1 ft or less.

Thursday Night

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

Friday

Variable winds less than 5 kt becoming SW 5 to 9 kt in the afternoon. Rain before 11am, then showers likely and possibly a thunderstorm after 11am. Waves 1 ft or less.

Friday Night

WSW wind 7 to 14 kt becoming S in the evening. A chance of rain. 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.