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

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Clear

34°F

1°C

Humidity 47%
Wind Speed N 0 MPH
Barometer 30.26 in (1024.72 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 19 Mar 05:55 AM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Today

    Today: Sunny, with a high near 54. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.

    High: 54 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. West southwest wind 6 to 13 mph, with gusts as high as 24 mph.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 40. South southwest wind 8 to 13 mph, with gusts as high as 26 mph.

    Low: 40 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 54. Breezy, with a west wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 54 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 48.

    High: 48 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 54. West southwest wind 6 to 10 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 39. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Friday
Sunny, with a high near 58. West southwest wind 6 to 13 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 40. South southwest wind 8 to 13 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 54. Breezy, with a west wind 9 to 14 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 43 mph.
Saturday Night
Partly cloudy, with a low around 28. Breezy.
Sunday
Sunny, with a high near 48.
Sunday Night
Partly cloudy, with a low around 32.
Monday
Partly sunny, with a high near 49.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
A 20 percent chance of rain. Snow level 8800 feet rising to 9700 feet in the afternoon. Partly sunny, with a high near 56.
Tuesday Night
A 20 percent chance of rain. Snow level 9900 feet lowering to 9400 feet after midnight . Partly cloudy, with a low around 39.
Wednesday
A chance of rain and snow. Snow level 8800 feet lowering to 7700 feet in the afternoon . Mostly sunny, with a high near 51. Breezy. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.21°N 113.71°W (Elev. 7484 ft)
5:31 am MDT Mar 19, 2026
6am MDT Mar 19, 2026-6pm MDT Mar 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database