Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

Hazardous Weather Conditions

Small Craft Advisory in effect from March 16, 05:00 AM PDT until March 17, 05:00 AM PDT

For More Weather Information:

Seattle, WA Local Forecast Office

15NM NW Seattle WA

Marine Point Forecast

[NOTICE]

Overnight
S 11kt
< 1ft
Monday
S 15kt
< 1ft

Small Craft Advisory
Monday Night
S 13kt
< 1ft

Small Craft Advisory
Tuesday
S 13kt
< 1ft
Tuesday Night
S 11kt
< 1ft
Wednesday
S 13kt
< 1ft
Wednesday Night
S 13kt
< 1ft
Thursday
S 11kt
< 1ft
Thursday Night
S 8kt⇓
< 1ft

Associated Zone Forecast which includes this point

Last Update: 8:00 pm PDT Mar 15, 2026
Forecast Valid: 12am PDT Mar 16, 2026-6pm PDT Mar 22, 2026

View Nearby Observations

Detailed Forecast

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

Overnight

S wind around 11 kt, with gusts as high as 24 kt. Rain. Waves 1 ft or less.

Monday

S wind 12 to 15 kt, with gusts as high as 27 kt. Rain, mainly before 2pm. Waves 1 ft or less.

Monday Night

S wind around 13 kt, with gusts as high as 28 kt. Rain, mainly after 11pm. Waves 1 ft or less.

Tuesday

S wind 11 to 13 kt, with gusts as high as 25 kt. Rain. Waves 1 ft or less.

Tuesday Night

S wind around 11 kt, with gusts as high as 24 kt. Rain. Waves 1 ft or less.

Wednesday

S wind 9 to 13 kt, with gusts as high as 23 kt. Rain. Waves 1 ft or less.

Wednesday Night

S wind around 13 kt, with gusts as high as 26 kt. Rain. Waves 1 ft or less.

Thursday

S wind around 11 kt, with gusts as high as 25 kt. Rain. Waves 1 ft or less.

Thursday Night

S wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Rain. 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.