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 until February 23, 01:00 PM PST

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

unknown precip,mist

30°F

-1°C

Humidity	100%
Wind Speed	N 3 MPH
Barometer	29.96 in (1014.56 mb)
Dewpoint	30°F (-1°C)
Visibility	6.00 mi
Last update	22 Feb 09:34 PM PST

More Information:

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

Extended Forecast for

9 Miles NNW Roslyn WA

Winter Weather Advisory February 22, 10:14pm until February 23, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 22, 10:14pm until February 23, 01:00pm
NOW until 1:00pm Mon
Winter Weather Advisory
Tonight
Low: 30 °F
Rain/Snow
Monday
High: 33 °F
Heavy Snow
Monday Night
Low: 25 °F
Snow Likely
Tuesday
High: 34 °F
Snow Likely
Tuesday Night
Low: 24 °F
Snow Likely
Wednesday
High: 31 °F
Snow Likely
Wednesday Night
Low: 25 °F
Chance Snow
Thursday
High: 33 °F
Snow Likely

Detailed Forecast

Tonight

Snow, possibly mixed with rain. The snow could be heavy at times. Low around 30. South wind 8 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

Monday

Snow. The snow could be heavy at times. High near 33. West wind around 9 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

Monday Night

Snow likely. Mostly cloudy, with a low around 25. North wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Tuesday

Snow likely. Partly sunny, with a high near 34. East wind around 8 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 24. West wind 11 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow likely. Partly sunny, with a high near 31. 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 25. New snow accumulation of less than a half inch possible.

Thursday

Snow likely. Partly sunny, with a high near 33. Chance of precipitation is 60%.

Thursday Night

Snow likely. Mostly cloudy, with a low around 26. Chance of precipitation is 70%.

Friday

Snow likely, mainly before 4pm. Partly sunny, with a high near 31.

Friday Night

A chance of snow. Mostly cloudy, with a low around 20.