Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

White Pass (TWHIT)

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

NA

20°F

-7°C

Humidity 87%
Wind Speed SSE 1 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility 1.24 mi
Last update 30 Mar 04:40 AM PDT
Extended Forecast for

5 Miles NNE Chinook Pass WA

  • Today

    Today: Sunny, with a high near 36. Wind chill values between 4 and 14. West northwest wind 7 to 9 mph becoming south in the afternoon.

    High: 36 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 22. Wind chill values between 10 and 20. East southeast wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41. Wind chill values between 10 and 20. East southeast wind 9 to 13 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow after 11pm.  Mostly cloudy, with a low around 27. Wind chill values between 19 and 24. West southwest wind 7 to 9 mph.  New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 35. South wind 10 to 15 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 35 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 23. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 23 °F

    Heavy Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow.  High near 32. Breezy.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 32 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: A chance of snow before 11pm.  Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: A slight chance of snow.  Mostly sunny, with a high near 41.

    High: 41 °F

    Slight Chance
    Snow

Detailed Forecast

Today
Sunny, with a high near 36. Wind chill values between 4 and 14. West northwest wind 7 to 9 mph becoming south in the afternoon.
Tonight
Partly cloudy, with a low around 22. Wind chill values between 10 and 20. East southeast wind 9 to 13 mph, with gusts as high as 22 mph.
Tuesday
Partly sunny, with a high near 41. Wind chill values between 10 and 20. East southeast wind 9 to 13 mph becoming south southwest in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 27. Wind chill values between 19 and 24. West southwest wind 7 to 9 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow. The snow could be heavy at times. High near 35. South wind 10 to 15 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 23. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 32. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
A chance of snow before 11pm. Mostly cloudy, with a low around 23.
Friday
A slight chance of snow. Mostly sunny, with a high near 41.
Friday Night
Mostly clear, with a low around 28.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 31.
Sunday
Mostly sunny, with a high near 49.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Chinook Pass WA
 46.93°N 121.46°W (Elev. 6322 ft)
11:27 pm PDT Mar 29, 2026
5am PDT Mar 30, 2026-6pm PDT Apr 5, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database