Tropical Moisture Will Bring Heavy to Excessive Rainfall with Possible Flooding This Week

Tropical moisture from the remnants of Odalys and Hurricane Polo will surge over the southwest into the central U.S. this week with several days of heavy to excessive rainfall which may bring limited to considerable flooding. Flood Watches have been issued through Wednesday in the southwest U.S. and moderate risk outlooks have been issued today through Thursday. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from September 28, 05:00 PM PDT until September 29, 05:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

15NM S Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
⇑SW 7kt
< 1ft
Tonight
SSW 10kt
< 1ft
Tuesday
SSW 12kt
< 1ft
Tuesday Night
SW 8kt⇓
< 1ft
Wednesday
⇑N 6kt
< 1ft
Wednesday Night
Light Wind
< 1ft
Thursday
Light Wind
< 1ft
Thursday Night
Light Wind
< 1ft
Friday
Light Wind
< 1ft

Associated Zone Forecast which includes this point

Last Update: 11:26 am PDT Sep 28, 2026
Forecast Valid: 12pm PDT Sep 28, 2026-6pm PDT Oct 4, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 5 PM PDT THIS AFTERNOON

This Afternoon

Variable winds less than 5 kt becoming SW 5 to 7 kt. Mostly sunny. Waves 1 ft or less.

Tonight

SSW wind 7 to 10 kt. A chance of rain, mainly after 5am. Waves 1 ft or less.

Tuesday

SSW wind 10 to 12 kt, with gusts as high as 22 kt. Rain likely, mainly before 5pm. Waves 1 ft or less.

Tuesday Night

SW wind 5 to 8 kt becoming variable and less than 5 kt in the evening. A chance of rain, mainly before 9pm. Patchy fog after 5am. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Patchy fog before 8am. Waves 1 ft or less.

Wednesday Night

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

Thursday

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

Thursday Night

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

Friday

Variable winds 5 kt or less. Partly 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.