National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

28°F

-2°C

Humidity 74%
Wind Speed W 4 MPH
Barometer 30.16 in (1021.34 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 17 Mar 07:20 AM MDT
Extended Forecast for

17 Miles NNW Mackay ID

  • Today

    Today: Sunny, with a high near 47. West wind 11 to 17 mph, with gusts as high as 32 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. West southwest wind 10 to 15 mph, with gusts as high as 29 mph.

    Low: 34 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. West southwest wind 10 to 17 mph, with gusts as high as 31 mph.

    High: 53 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 36. West southwest wind 9 to 14 mph, with gusts as high as 28 mph.

    Low: 36 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 57. West southwest wind 8 to 16 mph, with gusts as high as 30 mph.

    High: 57 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 55. Breezy.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 47. West wind 11 to 17 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 34. West southwest wind 10 to 15 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 53. West southwest wind 10 to 17 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 36. West southwest wind 9 to 14 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 57. West southwest wind 8 to 16 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 38.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 39. Breezy.
Saturday
Mostly sunny, with a high near 55. Breezy.
Saturday Night
Partly cloudy, with a low around 31. Breezy.
Sunday
Mostly sunny, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 30.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 48. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
Last Update:
5:31 am MDT Mar 17, 2026
Forecast Valid:
7am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation