Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

55°F

13°C

Humidity 32%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 20 Mar 11:20 AM MDT
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: Sunny, with a high near 43. West southwest wind 16 to 20 mph, with gusts as high as 25 mph.

    High: 43 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 26 mph.

    Low: 32 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Mostly sunny, with a high near 41. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 40 mph.

    High: 41 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 20. Windy, with a west northwest wind 28 to 33 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 43 mph.

    Low: 20 °F

    Mostly Cloudy
    and Windy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 35. West wind 13 to 17 mph, with gusts as high as 23 mph.

    High: 35 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 24. Breezy.

    Low: 24 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 36.

    High: 36 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Breezy.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 40.

    High: 40 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 43. West southwest wind 16 to 20 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 32. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 26 mph.
Saturday
Mostly sunny, with a high near 41. Breezy, with a west southwest wind 22 to 29 mph, with gusts as high as 40 mph.
Saturday Night
Partly cloudy, with a low around 20. Windy, with a west northwest wind 28 to 33 mph decreasing to 21 to 26 mph after midnight. Winds could gust as high as 43 mph.
Sunday
Sunny, with a high near 35. West wind 13 to 17 mph, with gusts as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 24. Breezy.
Monday
Mostly cloudy, with a high near 36.
Monday Night
Mostly cloudy, with a low around 26. Breezy.
Tuesday
Partly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 30. Breezy.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 41. Breezy.
Wednesday Night
Partly cloudy, with a low around 21. Windy.
Thursday
Sunny, with a high near 29. Blustery.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
11:31 am MDT Mar 20, 2026
11am MDT Mar 20, 2026-6pm MDT Mar 26, 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