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

30°F

-1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 17 Mar 05:00 AM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Today

    Today: Sunny, with a high near 38. Breezy, with a west wind 22 to 25 mph, with gusts as high as 37 mph.

    High: 38 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 32. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 32 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 43. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 37 mph.

    High: 43 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 33. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 32 mph.

    Low: 33 °F

    Mostly Clear
    and Breezy

  • Thursday

    Thursday: Sunny, with a high near 48. Breezy, with a west southwest wind 18 to 24 mph, with gusts as high as 34 mph.

    High: 48 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 35. Breezy.

    Low: 35 °F

    Mostly Clear
    and Breezy

  • Friday

    Friday: Sunny, with a high near 51. Breezy.

    High: 51 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Windy.

    High: 45 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Windy

Detailed Forecast

Today
Sunny, with a high near 38. Breezy, with a west wind 22 to 25 mph, with gusts as high as 37 mph.
Tonight
Mostly clear, with a low around 32. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 32 mph.
Wednesday
Sunny, with a high near 43. Breezy, with a west southwest wind 23 to 25 mph, with gusts as high as 37 mph.
Wednesday Night
Mostly clear, with a low around 33. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 32 mph.
Thursday
Sunny, with a high near 48. Breezy, with a west southwest wind 18 to 24 mph, with gusts as high as 34 mph.
Thursday Night
Mostly clear, with a low around 35. Breezy.
Friday
Sunny, with a high near 51. Breezy.
Friday Night
Partly cloudy, with a low around 35. Breezy.
Saturday
Mostly sunny, with a high near 45. Windy.
Saturday Night
Partly cloudy, with a low around 28. Windy.
Sunday
Mostly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 27. Breezy.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 39. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.21°N 113.77°W (Elev. 10039 ft)
Last Update:
12:31 am MDT Mar 17, 2026
Forecast Valid:
5am MDT Mar 17, 2026-6pm MDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation