National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Inclement Weather in the Pacific Northwest; Severe Thunderstorms in the Southeast; Impending Winter Storm

An approaching storm will bring rain and high elevation snow to Pacific Northwest through the weekend. Isolated severe thunderstorms are possible across parts of the Southeast today into this evening as a low strengthens over the Southeast. This system will form into a winter storm on Sunday that will bring heavy snow, high winds, and coastal flooding to the Mid-Atlantic and Northeast into Monday. Read More >

Current conditions at

White Pass (TWHIT)

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

snow

22°F

-6°C

Humidity 95%
Wind Speed E 9 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 0.43 mi
Wind Chill12°F (-11°C)
Last update 21 Feb 12:02 PM PST
Extended Forecast for

Chinook Pass WA

  • This Afternoon

    This Afternoon: Snow. The snow could be heavy at times. High near 32. Wind chill values between 19 and 24. South southeast wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.

    High: 32 °F

    Heavy Snow

  • Tonight

    Tonight: Snow, mainly between midnight and 2am. Low around 27. Wind chill values between 17 and 22. South southeast wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Chance Snow
    then Snow

  • Sunday

    Sunday: Snow before 4pm, then snow, possibly mixed with rain. High near 37. Wind chill values between 21 and 29. South wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 37 °F

    Snow then
    Rain/Snow

  • Sunday Night

    Sunday Night: Rain and snow. Low around 33. South wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 33 °F

    Rain/Snow

  • Monday

    Monday: Rain, possibly mixed with snow. High near 38. South southwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Rain/Snow

  • Monday Night

    Monday Night: Rain and snow. Low around 31. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    Low: 31 °F

    Rain/Snow

  • Tuesday

    Tuesday: Rain and snow, becoming all snow after 7am. High near 35. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 35 °F

    Rain/Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow likely. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow likely. Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow Likely

Detailed Forecast

This Afternoon
Snow. The snow could be heavy at times. High near 32. Wind chill values between 19 and 24. South southeast wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Snow, mainly between midnight and 2am. Low around 27. Wind chill values between 17 and 22. South southeast wind around 15 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow before 4pm, then snow, possibly mixed with rain. High near 37. Wind chill values between 21 and 29. South wind 10 to 14 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Rain and snow. Low around 33. South wind around 7 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Monday
Rain, possibly mixed with snow. High near 38. South southwest wind around 6 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Rain and snow. Low around 31. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Rain and snow, becoming all snow after 7am. High near 35. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25.
Wednesday
Snow likely. Mostly cloudy, with a high near 35.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 26.
Thursday
Snow likely. Mostly cloudy, with a high near 37.
Thursday Night
Snow likely. Mostly cloudy, with a low around 28.
Friday
Snow likely. Mostly cloudy, with a high near 36.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chinook Pass WA
 46.86°N 121.53°W (Elev. 3973 ft)
Last Update:
7:01 am PST Feb 21, 2026
Forecast Valid:
12pm PST Feb 21, 2026-6pm PST Feb 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation