Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

Current conditions at

White Pass (TWHIT)

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

light snow

25°F

-4°C

Humidity	96%
Wind Speed	WNW 4 MPH
Barometer	NA
Dewpoint	24°F (-4°C)
Visibility	0.82 mi
Wind Chill	20°F (-7°C)
Last update	11 Mar 12:11 AM PDT

More Information:

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

Extended Forecast for

4 Miles SW Chinook Pass WA

Winter Storm Watch March 12, 05:00am until March 14, 05:00am

Winter Weather Advisory March 11, 12:21am until March 11, 06:00pm

Blizzard Warning March 11, 06:00pm until March 12, 05:00am

Click here for hazard details and duration

Winter Storm Watch

Winter Weather Advisory

Blizzard Warning

Winter Weather Advisory March 11, 12:21am until March 11, 06:00pm
NOW until 6:00pm Wed
Winter Weather Advisory
Overnight
Low: 25 °F
Snow
Wednesday
High: 36 °F
Heavy Snow
Wednesday Night
Low: 28 °F
Rain/Snow and
Breezy
Thursday
High: 31 °F
Heavy Snow
Thursday Night
Low: 29 °F
Heavy Snow
Friday
High: 32 °F
Heavy Snow
Friday Night
Low: 22 °F
Heavy Snow
Saturday
High: 28 °F
Snow Likely

Detailed Forecast

Overnight

Snow. Low around 25. Wind chill values between 18 and 23. South southwest wind around 7 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 6 to 10 inches possible.

Wednesday

Snow. The snow could be heavy at times. High near 36. Wind chill values between 20 and 25. Southwest wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 14 to 20 inches possible.

Wednesday Night

Snow before 11pm, then rain and snow between 11pm and 2am, then snow after 2am. The snow could be heavy at times. Low around 28. Wind chill values between 18 and 23. Breezy, with a southwest wind 17 to 24 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 31. Wind chill values between 16 and 21. West southwest wind 13 to 15 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 29. West southwest wind 7 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

Friday

Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 22. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

Saturday

Snow likely. Mostly cloudy, with a high near 28.

Saturday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 19.

Sunday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 35.

Sunday Night

Rain and snow likely. Mostly cloudy, with a low around 33.