Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Current conditions at

White Pass (TWHIT)

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

Rain

43°F

6°C

Humidity 79%
Wind Speed SW 3 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility 1.24 mi
Last update 19 Mar 08:40 AM PDT
Extended Forecast for

5 Miles NNE Chinook Pass WA

  • Today

    Today: Rain.  High near 45. Southwest wind 16 to 18 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Rain

  • Tonight

    Tonight: Rain.  Steady temperature around 42. Southwest wind around 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain.  High near 43. Southwest wind around 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 43 °F

    Rain

  • Friday Night

    Friday Night: Rain and snow showers, becoming all snow after 8pm.  Low around 25. Wind chill values between 14 and 19. West wind 18 to 20 mph, with gusts as high as 24 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Rain/Snow
    then Chance
    Snow Showers

  • Saturday

    Saturday: A 40 percent chance of snow showers.  Partly sunny, with a high near 34. West northwest wind 17 to 21 mph, with gusts as high as 26 mph.  New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 27.

    Low: 27 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow showers after 11am.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow Showers

Detailed Forecast

Today
Rain. High near 45. Southwest wind 16 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Steady temperature around 42. Southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday
Rain. High near 43. Southwest wind around 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain and snow showers, becoming all snow after 8pm. Low around 25. Wind chill values between 14 and 19. West wind 18 to 20 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow showers. Partly sunny, with a high near 34. West northwest wind 17 to 21 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 27.
Monday
A slight chance of snow showers after 11am. Mostly cloudy, with a high near 45.
Monday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow. Cloudy, with a high near 40.
Tuesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 25.
Wednesday
Snow. Mostly cloudy, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Chinook Pass WA
 46.93°N 121.46°W (Elev. 6322 ft)
7:17 am PDT Mar 19, 2026
9am PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

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