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

White Pass (TWHIT)

Lat: 46.638°NLon: 121.39°WElev: 4498.0ft.

snow

31°F

-1°C

Humidity	100%
Wind Speed	WSW 1 MPH
Barometer	NA
Dewpoint	31°F (-1°C)
Visibility	0.43 mi
Last update	23 Feb 03:02 AM PST

More Information:

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

Extended Forecast for

Chinook Pass WA

Winter Weather Advisory February 23, 03:17am until February 23, 01:00pm

Click here for hazard details and duration

Winter Weather Advisory

Winter Weather Advisory February 23, 03:17am until February 23, 01:00pm
NOW until 1:00pm Mon
Winter Weather Advisory
Overnight
Low: 33 °F
Rain/Snow
Monday
High: 36 °F
Rain/Snow
then Snow
Monday Night
Low: 31 °F
Snow Likely
Tuesday
High: 37 °F
Snow then
Rain/Snow
Tuesday Night
Low: 23 °F
Rain/Snow
then Snow
Likely
Wednesday
High: 34 °F
Snow
Wednesday Night
Low: 23 °F
Snow Likely
Thursday
High: 36 °F
Snow Likely

Detailed Forecast

Overnight

Snow, possibly mixed with rain. Low around 33. South southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 7 inches possible.

Monday

Snow, possibly mixed with rain, becoming all snow after 7am. The snow could be heavy at times. High near 36. South southwest wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

Monday Night

Snow likely, mainly after 10pm. Cloudy, with a steady temperature around 31. Light northeast wind. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

Tuesday

Snow before 4pm, then snow, possibly mixed with rain. High near 37. Wind chill values between 25 and 31. East wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Tuesday Night

Snow, possibly mixed with rain, becoming all snow after 7pm. Low around 23. West wind 8 to 10 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Wednesday

Snow. High near 34. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Wednesday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 23. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

Thursday

Snow likely, mainly after 10am. Mostly cloudy, with a high near 36.

Thursday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27.

Friday

Snow likely, mainly before 4pm. Mostly cloudy, with a high near 34.

Friday Night

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

Saturday

A chance of snow. Mostly sunny, with a high near 37.

Saturday Night

A slight chance of snow. Partly cloudy, with a low around 22.