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

Critical Fire Weather in the High Plains; Heat Continues in the West

Critical fire weather conditions will persist in the central High Plains through Friday as gusty winds and dry conditions continue. The heat wave across the West and Southwest will continue to intensify through the week, with daily and monthly record highs expected to be broken. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

61°F

16°C

Humidity 10%
Wind Speed SW 8 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 6°F (-14°C)
Visibility 10.00 mi
Last update 18 Mar 07:55 PM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 28. West southwest wind 18 to 20 mph, with gusts as high as 23 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 40. Breezy, with a west wind 17 to 22 mph, with gusts as high as 30 mph.

    High: 40 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Breezy, with a west southwest wind around 22 mph, with gusts as high as 29 mph.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 44. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 32 mph.

    High: 44 °F

    Mostly Sunny
    and Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 29. Breezy, with a southwest wind 21 to 25 mph, with gusts as high as 34 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Partly sunny, with a high near 39. Windy.

    High: 39 °F

    Mostly Sunny
    and Breezy
    then Slight
    Chance Snow
    and Windy

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 19. Breezy.

    Low: 19 °F

    Slight Chance
    Snow and
    Breezy then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 28. West southwest wind 18 to 20 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 40. Breezy, with a west wind 17 to 22 mph, with gusts as high as 30 mph.
Thursday Night
Partly cloudy, with a low around 28. Breezy, with a west southwest wind around 22 mph, with gusts as high as 29 mph.
Friday
Mostly sunny, with a high near 44. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 32 mph.
Friday Night
Partly cloudy, with a low around 29. Breezy, with a southwest wind 21 to 25 mph, with gusts as high as 34 mph.
Saturday
A 20 percent chance of snow after noon. Partly sunny, with a high near 39. Windy.
Saturday Night
A 20 percent chance of snow before midnight. Mostly cloudy, with a low around 19. Breezy.
Sunday
Mostly sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 35.
Monday Night
Mostly cloudy, with a low around 24. Breezy.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 39. Breezy.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 25. Breezy.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 36. Windy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
Last Update:
5:31 pm MDT Mar 18, 2026
Forecast Valid:
8pm MDT Mar 18, 2026-6pm MDT Mar 25, 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