Major Winter Storm to Impact the Mid-Atlantic and Northeast; Inclement Weather in the Pacific Northwest

A major winter storm is expected to bring heavy snow, strong winds, and coastal flooding across the Mid-Atlantic and Northeast that may cause impossible travel conditions and power outages. Blizzard conditions are possible along coastal areas from the DelMarVa Peninsula through southeastern New England. Wet weather and strong winds return to the Pacific Northwest and north-central California. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from February 22, 04:00 AM PST until February 23, 10:00 AM PST

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

35°F

2°C

Humidity	88%
Wind Speed	NA NA MPH
Barometer	30.06 in (1017.95 mb)
Dewpoint	32°F (0°C)
Visibility	NA
Last update	22 Feb 12:00 PM PST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

15 Miles N Roslyn WA

Winter Weather Advisory until February 23, 10:00am

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory until February 23, 10:00am
NOW until 10:00am Mon
Winter Weather Advisory
This Afternoon
High: 32 °F
Snow
Tonight
Low: 27 °F
Heavy Snow
Monday
High: 30 °F
Heavy Snow
Monday Night
Low: 21 °F
Snow Likely
Tuesday
High: 32 °F
Snow Likely
Tuesday Night
Low: 20 °F
Snow Likely
Wednesday
High: 29 °F
Snow Likely
Wednesday Night
Low: 23 °F
Chance Snow

Detailed Forecast

This Afternoon

Snow, mainly before 4pm. High near 32. Southeast wind 15 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. Total daytime snow accumulation of around an inch possible.

Tonight

Snow, mainly after 7pm. The snow could be heavy at times. Low around 27. South wind 9 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Monday

Snow. The snow could be heavy at times. High near 30. West wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Monday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 21. West wind around 6 mph becoming north after midnight. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Tuesday

Snow likely. Partly sunny, with a high near 32. Northeast wind 7 to 9 mph becoming southwest in the afternoon. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Tuesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 20. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow likely. Partly sunny, with a high near 29. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Wednesday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 23.

Thursday

Snow likely. Partly sunny, with a high near 31. Chance of precipitation is 60%.

Thursday Night

Snow likely. Mostly cloudy, with a low around 23. Breezy.

Friday

Snow likely. Partly sunny, with a high near 28. Breezy.

Friday Night

A chance of snow. Mostly cloudy, with a low around 16.