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

Snoqualmie Pass (SNO30)

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

32°F

0°C

Humidity	98%
Wind Speed	NA NA MPH
Barometer	30.04 in (1017.27 mb)
Dewpoint	32°F (0°C)
Visibility	NA
Last update	23 Feb 02:00 AM PST

More Information:

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

Extended Forecast for

17 Miles NNE Roslyn WA

Winter Weather Advisory February 23, 02:31am until February 23, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 23, 02:31am until February 23, 01:00pm
NOW until 1:00pm Mon
Winter Weather Advisory
Overnight
Low: 31 °F
Rain/Snow
Monday
High: 34 °F
Heavy Snow
Monday Night
Low: 23 °F
Chance Snow
Tuesday
High: 35 °F
Snow Likely
Tuesday Night
Low: 22 °F
Snow Likely
Wednesday
High: 33 °F
Snow Likely
Wednesday Night
Low: 25 °F
Snow Likely
then Chance
Snow
Thursday
High: 35 °F
Snow Likely

Detailed Forecast

Overnight

Snow, possibly mixed with rain. The snow could be heavy at times. Steady temperature around 31. South wind around 5 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

Monday

Snow, mainly before 1pm. The snow could be heavy at times. High near 34. West wind around 8 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

Monday Night

A 40 percent chance of snow. Cloudy, with a low around 23. Light northeast wind.

Tuesday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 35. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 22. West wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Snow likely. Partly sunny, with a high near 33. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Wednesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 25. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow likely, mainly after 10am. Partly sunny, with a high near 35. Chance of precipitation is 60%.

Thursday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

Friday

Snow likely, mainly before 4pm. Partly sunny, with a high near 33.

Friday Night

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

Saturday

A slight chance of snow. Mostly sunny, with a high near 35.

Saturday Night

A slight chance of snow. Mostly clear, with a low around 15.