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

67°F

19°C

Humidity 21%
Wind Speed W 21 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 21 Mar 03:55 PM MDT
Extended Forecast for

17 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 27. Windy, with a west wind 22 to 32 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 49 mph.

    Low: 27 °F

    Mostly Clear
    and Windy
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 46. West northwest wind 5 to 9 mph becoming light. Winds could gust as high as 18 mph.

    High: 46 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 31. West southwest wind 3 to 7 mph.

    Low: 31 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 51 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36. West southwest wind 8 to 14 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon.  Snow level 8300 feet rising to 9700 feet in the afternoon. Partly sunny, with a high near 53. Breezy.

    High: 53 °F

    Mostly Cloudy
    then Slight
    Chance Rain
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Snow level 9800 feet lowering to 9200 feet after midnight . Partly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Slight Chance
    Rain and
    Breezy then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow before noon, then a slight chance of rain.  Snow level 8600 feet. Mostly sunny, with a high near 52. Windy.  Chance of precipitation is 20%.

    High: 52 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain
    and Windy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. Windy.

    Low: 30 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 27. Windy, with a west wind 22 to 32 mph decreasing to 10 to 20 mph after midnight. Winds could gust as high as 49 mph.
Sunday
Sunny, with a high near 46. West northwest wind 5 to 9 mph becoming light. Winds could gust as high as 18 mph.
Sunday Night
Mostly cloudy, with a low around 31. West southwest wind 3 to 7 mph.
Monday
Mostly sunny, with a high near 51. Light southwest wind becoming west southwest 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 36. West southwest wind 8 to 14 mph, with gusts as high as 26 mph.
Tuesday
A 20 percent chance of rain after noon. Snow level 8300 feet rising to 9700 feet in the afternoon. Partly sunny, with a high near 53. Breezy.
Tuesday Night
A 20 percent chance of rain before midnight. Snow level 9800 feet lowering to 9200 feet after midnight . Partly cloudy, with a low around 37. Breezy.
Wednesday
A slight chance of rain and snow before noon, then a slight chance of rain. Snow level 8600 feet. Mostly sunny, with a high near 52. Windy. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 30. Windy.
Thursday
Sunny, with a high near 45.
Thursday Night
Partly cloudy, with a low around 27.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 30.
Saturday
Mostly sunny, with a high near 53.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
12:31 pm MDT Mar 21, 2026
4pm MDT Mar 21, 2026-6pm MDT Mar 28, 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