Heavy to Excessive Rainfall This Week from the Southwest into Central U.S.

Pacific tropical moisture wrapping into a storm over the southwest U.S. will continue a multi-day heavy rainfall event this week that will extend into the Midwest and southern Plains. Considerable flash flooding is possible across portions of New Mexico and west Texas today through Wednesday. Read More >

Hazardous Weather Conditions

Small Craft Advisory until September 29, 05:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

4NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Today
S 18kt
< 1ft

Small Craft Advisory
Tonight
E 7kt⇓
< 1ft
Wednesday
⇑N 10kt
< 1ft
Wednesday Night
N 9kt
< 1ft
Thursday
⇑N 7kt
< 1ft
Thursday Night
N 8kt⇓
< 1ft
Friday
⇑N 7kt
< 1ft
Friday Night
N 9kt
< 1ft
Saturday
N 14kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:50 am PDT Sep 29, 2026
Forecast Valid: 10am PDT Sep 29, 2026-6pm PDT Oct 5, 2026

View Nearby Observations

Detailed Forecast

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

Today

S wind 8 to 18 kt becoming NE in the afternoon. Rain, mainly before 5pm. Waves 1 ft or less.

Tonight

E wind 5 to 7 kt becoming variable and less than 5 kt after midnight. A chance of rain, mainly before 11pm. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming N 5 to 10 kt in the morning. Mostly sunny. Waves 1 ft or less.

Wednesday Night

N wind 5 to 9 kt. Mostly cloudy. 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

N wind 5 to 8 kt becoming variable and less than 5 kt in the evening. Partly cloudy. Waves 1 ft or less.

Friday

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

Friday Night

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

Saturday

N wind 7 to 14 kt. 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.