Strong Storm System Brings Heavy Mountain Snow to the Sierra Nevada and Critical Fire Weather Conditions to the Plains

A Pacific storm system will continue to bring low elevation rain and mountain snow to much of the West through Wednesday, with heavy mountain snow expected in the higher elevations of the Sierra Nevada. This system will also bring strong winds to the Intermountain West, Rockies, and Plains, which will create Critical fire weather conditions for the High Plains. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from April 22, 04:00 AM PDT until April 22, 08:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

11NM N Seattle WA

Marine Point Forecast

[NOTICE]

Tonight
NNE 6kt
< 1ft
Wednesday
S 11kt
< 1ft
Wednesday Night
S 14kt
< 1ft
Thursday
S 9kt
< 1ft
Thursday Night
NNW 6kt⇓
< 1ft
Friday
⇑NNW 11kt
< 1ft
Friday Night
NNW 13kt⇓
< 1ft
Saturday
⇑NNW 8kt
< 1ft
Saturday Night
NNW 11kt⇓
< 1ft

Associated Zone Forecast which includes this point

Last Update: 2:15 pm PDT Apr 21, 2026
Forecast Valid: 9pm PDT Apr 21, 2026-6pm PDT Apr 28, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH

Tonight

NE wind around 6 kt becoming SW after midnight. Rain. Waves 1 ft or less.

Wednesday

S wind 7 to 11 kt. Rain likely, mainly before 3pm. Waves 1 ft or less.

Wednesday Night

S wind 11 to 14 kt. A chance of rain, mainly before 11pm. Waves 1 ft or less.

Thursday

S wind around 9 kt becoming NW in the afternoon. Mostly cloudy, then gradually becoming sunny. Waves 1 ft or less.

Thursday Night

NNW wind around 6 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Friday

Variable winds less than 5 kt becoming NNW 6 to 11 kt in the morning. Sunny. Waves 1 ft or less.

Friday Night

NNW wind 8 to 13 kt becoming variable and less than 5 kt in the evening. Mostly clear. Waves 1 ft or less.

Saturday

Variable winds less than 5 kt becoming NNW 5 to 8 kt in the afternoon. Sunny. Waves 1 ft or less.

Saturday Night

NNW wind 6 to 11 kt becoming variable and less than 5 kt in the evening. Mostly clear. 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.