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.

snow,freezing fog

31°F

-1°C

Humidity	100%
Wind Speed	WNW 3 MPH
Barometer	29.99 in (1015.58 mb)
Dewpoint	31°F (-1°C)
Visibility	0.50 mi
Last update	23 Feb 01:09 AM PST

More Information:

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

Extended Forecast for

11 Miles N Roslyn WA

Winter Weather Advisory February 23, 01:44am until February 23, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 23, 01:44am until February 23, 01:00pm
NOW until 1:00pm Mon
Winter Weather Advisory
Overnight
Low: 35 °F
Rain/Snow
Monday
High: 37 °F
Rain/Snow
then Snow
Likely
Monday Night
Low: 28 °F
Chance Snow
Tuesday
High: 38 °F
Snow Likely
then
Rain/Snow
Likely
Tuesday Night
Low: 27 °F
Rain/Snow
Likely then
Chance Snow
Wednesday
High: 37 °F
Snow Likely
then
Rain/Snow
Likely
Wednesday Night
Low: 30 °F
Chance
Rain/Snow
then Chance
Snow
Thursday
High: 39 °F
Rain/Snow
Likely

Detailed Forecast

Overnight

Rain and snow. Steady temperature around 35. Calm wind. Chance of precipitation is 100%. Total nighttime snow accumulation of less than a half inch possible.

Monday

Snow, possibly mixed with rain, becoming all snow after 10am. High near 37. Light west wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Monday Night

A 50 percent chance of snow. Cloudy, with a low around 28. Calm wind. New snow accumulation of less than a half inch possible.

Tuesday

Snow likely before 1pm, then rain and snow likely. Mostly cloudy, with a high near 38. Calm wind. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Tuesday Night

Rain and snow likely, becoming all snow after 7pm. Mostly cloudy, with a low around 27. Calm wind becoming west around 5 mph after midnight. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

Wednesday

Snow likely before 4pm, then snow likely, possibly mixed with rain. Partly sunny, with a high near 37. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Wednesday Night

A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

Thursday

Rain likely, possibly mixed with snow, becoming all rain after 4pm. Partly sunny, with a high near 39. Chance of precipitation is 60%.

Thursday Night

Rain likely before 7pm, then rain likely, possibly mixed with snow between 7pm and 10pm, then snow likely after 10pm. Mostly cloudy, with a low around 30. Chance of precipitation is 60%.

Friday

Snow likely, mainly before 10am. Partly sunny, with a high near 37.

Friday Night

A chance of snow. Partly cloudy, with a low around 21.

Saturday

A slight chance of snow. Mostly sunny, with a high near 38.

Saturday Night

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

Sunday

A slight chance of snow. Sunny, with a high near 39.