Significant Severe Weather in the Upper Midwest; Blizzard Conditions in the Cascades; Heavy Rain and Thunderstorms in Hawaii

Significant severe thunderstorms, including the risk for strong to intense tornadoes, are expected across the Upper Midwest this afternoon and evening. An atmospheric river will bring blizzard conditions to the northern Cascades. A powerful Kona storm is expected to impact Hawaii today into Saturday, bringing heavy rainfall and strong winds. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from March 10, 10:00 AM PDT until March 10, 11:00 PM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

29NM SSW Seattle WA

Marine Point Forecast

[NOTICE]

Today
SSW 18kt
< 1ft

Small Craft Advisory
Tonight
SSW 15kt
< 1ft

Small Craft Advisory
Wednesday
⇑SSW 12kt
< 1ft
Wednesday Night
SW 22kt
< 1ft
Thursday
SW 13kt
< 1ft
Thursday Night
SSW 10kt
< 1ft
Friday
SW 12kt
< 1ft
Friday Night
SW 8kt
< 1ft
Saturday
W 7kt
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:01 am PDT Mar 10, 2026
Forecast Valid: 11am PDT Mar 10, 2026-6pm PDT Mar 16, 2026

View Nearby Observations

Detailed Forecast

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 AM PDT THIS MORNING

Today

SSW wind 16 to 18 kt. Rain. Waves 1 ft or less.

Tonight

SSW wind 13 to 15 kt. Rain, mainly before 10pm. Waves 1 ft or less.

Wednesday

Variable winds less than 5 kt becoming SSW 7 to 12 kt in the afternoon. Rain. Waves 1 ft or less.

Wednesday Night

SW wind 15 to 22 kt, with gusts as high as 31 kt. Rain. Waves 1 ft or less.

Thursday

SW wind 11 to 13 kt. Rain. Waves 1 ft or less.

Thursday Night

SSW wind 7 to 10 kt. Rain. Waves 1 ft or less.

Friday

SW wind 8 to 12 kt. Rain. Waves 1 ft or less.

Friday Night

SW wind around 8 kt. Rain. Waves 1 ft or less.

Saturday

W wind around 7 kt. A chance of showers. 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.