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

Challis - Challis Airport (KLLJ)

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

Clear

5°C

41°F

Humidity 57%
Wind Speed N 0 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint -3°C (27°F)
Visibility 16 km
Last update 06 Feb 06:55 PM MST
Extended Forecast for

18 Miles ENE Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 0. Calm wind.

    Low: 0 °C

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 6. Calm wind.

    High: 6 °C

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -2. Calm wind.

    Low: -2 °C

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 6. Light and variable wind becoming south 11 to 16 km/h in the afternoon.

    High: 6 °C

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain before 8pm, then rain and snow likely. Mostly cloudy, with a low around 0. South southwest wind 10 to 16 km/h, with gusts as high as 29 km/h. Chance of precipitation is 60%. New snow accumulation of less than a half centimeter possible.

    Low: 0 °C

    Rain/Snow
    Likely

  • Monday

    Monday: Snow likely, mainly before 11am. Partly sunny, with a high near 3. Chance of precipitation is 60%. New snow accumulation of less than a half centimeter possible.

    High: 3 °C

    Snow Likely

  • Monday Night

    Monday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around -7.

    Low: -7 °C

    Slight Chance
    Snow then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near -1.

    High: -1 °C

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow. Mostly cloudy, with a low around -7.

    Low: -7 °C

    Slight Chance
    Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 0. Calm wind.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 6. Calm wind.
Saturday Night
Partly cloudy, with a low around -2. Calm wind.
Sunday
Partly sunny, with a high near 6. Light and variable wind becoming south 11 to 16 km/h in the afternoon.
Sunday Night
A slight chance of rain before 8pm, then rain and snow likely. Mostly cloudy, with a low around 0. South southwest wind 10 to 16 km/h, with gusts as high as 29 km/h. Chance of precipitation is 60%. New snow accumulation of less than a half centimeter possible.
Monday
Snow likely, mainly before 11am. Partly sunny, with a high near 3. Chance of precipitation is 60%. New snow accumulation of less than a half centimeter possible.
Monday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around -7.
Tuesday
Partly sunny, with a high near -1.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around -7.
Wednesday
A 20 percent chance of snow before 11am. Partly sunny, with a high near -1.
Wednesday Night
Mostly clear, with a low around -8.
Thursday
Sunny, with a high near 0.
Thursday Night
Partly cloudy, with a low around -7.
Friday
A 20 percent chance of snow. Mostly sunny, with a high near -1.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles ENE Mackay ID
 44.03°N 113.31°W (Elev. 6512 m)
Last Update:
4:31 pm MST Feb 6, 2026
Forecast Valid:
7pm MST Feb 6, 2026-6pm MST Feb 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation