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.

Mostly Cloudy

50°F

10°C

Humidity 46%
Wind Speed S 19 MPH
Barometer 29.6 in (1002.37 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 15 Apr 07:20 PM MDT
Extended Forecast for

14 Miles NNW Mackay ID

  • Tonight

    Tonight: Snow, mainly before 1am. The snow could be heavy at times. Low around 8. Wind chill values as low as -8. Breezy, with a west wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Low: 8 °F

    Breezy. Heavy
    Snow then
    Snow Likely

  • Thursday

    Thursday: Snow, mainly after 10am. High near 11. Wind chill values as low as -12. Blustery, with a west wind 18 to 24 mph becoming north in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 11 °F

    Snow and
    Blustery

  • Thursday Night

    Thursday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 5. Wind chill values as low as -16. Blustery, with a northwest wind 21 to 24 mph, with gusts as high as 37 mph. New snow accumulation of less than a half inch possible.

    Low: 5 °F

    Blustery.
    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: A 30 percent chance of snow after noon. Mostly sunny, with a high near 17. Wind chill values as low as -14. Northwest wind 16 to 18 mph, with gusts as high as 28 mph. Little or no snow accumulation expected.

    High: 17 °F

    Mostly Sunny
    then Chance
    Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 10. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.

    Low: 10 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 37.

    High: 37 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow, mainly before 1am. The snow could be heavy at times. Low around 8. Wind chill values as low as -8. Breezy, with a west wind 18 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of 3 to 5 inches possible.
Thursday
Snow, mainly after 10am. High near 11. Wind chill values as low as -12. Blustery, with a west wind 18 to 24 mph becoming north in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 5. Wind chill values as low as -16. Blustery, with a northwest wind 21 to 24 mph, with gusts as high as 37 mph. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 17. Wind chill values as low as -14. Northwest wind 16 to 18 mph, with gusts as high as 28 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 10. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.
Saturday
Sunny, with a high near 28.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 43. Breezy.
Monday Night
Partly cloudy, with a low around 30. Breezy.
Tuesday
A slight chance of rain and snow. Mostly sunny, with a high near 42. Breezy. Chance of precipitation is 20%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Breezy. Chance of precipitation is 30%.
Wednesday
A 40 percent chance of snow. Partly sunny, with a high near 34.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
Last Update:
5:31 pm MDT Apr 15, 2026
Forecast Valid:
7pm MDT Apr 15, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation