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

Heat Wave Continues in the West; Critical Fire Weather Conditions in the High 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. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Mostly Cloudy

63°F

17°C

Humidity 11%
Wind Speed SW 8 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 17 Mar 07:20 PM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 32. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 30 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 43. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 36 mph.

    High: 43 °F

    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 31 mph.

    Low: 34 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Thursday

    Thursday: Sunny, with a high near 47. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 32 mph.

    High: 47 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 36 mph.

    Low: 34 °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 36. Windy.

    Low: 36 °F

    Partly Cloudy
    and Windy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 44. Windy.

    High: 44 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 24. Windy.

    Low: 24 °F

    Partly Cloudy
    and Windy
    then Partly
    Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 32. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 30 mph.
Wednesday
Sunny, with a high near 43. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 36 mph.
Wednesday Night
Mostly clear, with a low around 34. Breezy, with a west southwest wind 21 to 24 mph, with gusts as high as 31 mph.
Thursday
Sunny, with a high near 47. Breezy, with a west southwest wind 18 to 22 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around 34. Breezy, with a west southwest wind 22 to 25 mph, with gusts as high as 36 mph.
Friday
Sunny, with a high near 51. Breezy.
Friday Night
Partly cloudy, with a low around 36. Windy.
Saturday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 44. Windy.
Saturday Night
Partly cloudy, with a low around 24. Windy.
Sunday
Mostly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 25. Breezy.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 40. Breezy.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 30. Breezy.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 38. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
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:
1:30 pm MDT Mar 17, 2026
Forecast Valid:
7pm MDT Mar 17, 2026-6pm MDT Mar 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation