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

20NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

This Afternoon
SW 8kt
< 1ft
Tonight
S 12kt
< 1ft

Small Craft Advisory
Tuesday
SSW 15kt
1ft

Small Craft Advisory
Tuesday Night
SW 10kt⇓
< 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: 2pm 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

SW wind 5 to 8 kt. Mostly sunny. Waves 1 ft or less.

Tonight

S wind 8 to 12 kt. A slight chance of rain after 2am. Waves 1 ft or less.

Tuesday

SSW wind 11 to 15 kt, with gusts as high as 24 kt. Rain likely, mainly between 10am and 5pm. Waves around 1 ft.

Tuesday Night

SW wind 5 to 10 kt becoming variable and less than 5 kt in the evening. Winds could gust as high as 20 kt. A slight chance of rain before 7pm. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming N around 6 kt in the afternoon. Patchy fog between 9am and 10am. Waves 1 ft or less.

Wednesday Night

Variable winds 5 kt or less. Partly 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.