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 >

Hazardous Weather Conditions

Current conditions at

White Pass (TWHIT)

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

Rain

49°F

9°C

Humidity 84%
Wind Speed W 6 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility 1.24 mi
Wind Chill46°F (8°C)
Last update 19 Mar 02:10 PM PDT
Extended Forecast for

4 Miles NNW Chinook Pass WA

  • This Afternoon

    This Afternoon: Rain.  High near 47. South wind around 8 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Rain

  • Tonight

    Tonight: Rain.  Low around 40. South wind around 8 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Friday

    Friday: Rain.  High near 47. South southwest wind 7 to 9 mph, with gusts as high as 20 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain before 8pm, then rain and snow between 8pm and 4am, then a chance of snow after 4am.  Low around 26. Calm wind becoming west 5 to 7 mph in the evening.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 26 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Saturday

    Saturday: A 50 percent chance of snow.  Partly sunny, with a high near 37. West wind 7 to 11 mph, with gusts as high as 25 mph.  New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Partly cloudy, with a low around 20.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Clear

  • Sunday

    Sunday: A chance of snow before 2pm, then a chance of rain and snow.  Mostly sunny, with a high near 41. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 41 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: A slight chance of snow before 2pm, then a slight chance of rain between 2pm and 5pm.  Partly sunny, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

Detailed Forecast

This Afternoon
Rain. High near 47. South wind around 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Rain. Low around 40. South wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Rain. High near 47. South southwest wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
Rain before 8pm, then rain and snow between 8pm and 4am, then a chance of snow after 4am. Low around 26. Calm wind becoming west 5 to 7 mph in the evening. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 37. West wind 7 to 11 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 20.
Sunday
A chance of snow before 2pm, then a chance of rain and snow. Mostly sunny, with a high near 41. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A slight chance of snow before 2pm, then a slight chance of rain between 2pm and 5pm. Partly sunny, with a high near 45.
Monday Night
A slight chance of snow before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow. Mostly cloudy, with a high near 42.
Tuesday Night
Rain and snow. Cloudy, with a low around 28.
Wednesday
Rain and snow. Cloudy, with a high near 34.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Chinook Pass WA
 46.92°N 121.55°W (Elev. 3245 ft)
1:05 pm PDT Mar 19, 2026
2pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database