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.

Partly Cloudy

34°F

1°C

Humidity 37%
Wind Speed W 6 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 11°F (-12°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 16 Apr 03:55 AM MDT
Extended Forecast for

13 Miles NNW Mackay ID

  • Overnight

    Overnight: A 20 percent chance of snow showers before 5am. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -9. West wind around 21 mph, with gusts as high as 32 mph.

    Low: 11 °F

    Slight Chance
    Snow Showers

  • Thursday

    Thursday: Snow showers likely, mainly after noon. The snow could be heavy at times. Mostly cloudy, with a high near 11. Wind chill values as low as -14. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 11 °F

    Heavy Snow
    and Blustery

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers before 9pm. Mostly cloudy, with a low around 4. Wind chill values as low as -16. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.

    Low: 4 °F

    Blustery.
    Chance Snow
    Showers then
    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 18. Wind chill values as low as -16. West northwest wind around 18 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.

    High: 18 °F

    Mostly Sunny
    then Chance
    Snow Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 9. West northwest wind 10 to 18 mph, with gusts as high as 28 mph.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 29.

    High: 29 °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: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of snow showers before 5am. Mostly cloudy, with a steady temperature around 11. Wind chill values as low as -9. West wind around 21 mph, with gusts as high as 32 mph.
Thursday
Snow showers likely, mainly after noon. The snow could be heavy at times. Mostly cloudy, with a high near 11. Wind chill values as low as -14. Blustery, with a west northwest wind 18 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 30 percent chance of snow showers before 9pm. Mostly cloudy, with a low around 4. Wind chill values as low as -16. Blustery, with a north northwest wind 18 to 24 mph, with gusts as high as 37 mph. New snow accumulation of less than one inch possible.
Friday
A 30 percent chance of snow showers after noon. Mostly sunny, with a high near 18. Wind chill values as low as -16. West northwest wind around 18 mph, with gusts as high as 29 mph. Little or no snow accumulation expected.
Friday Night
Partly cloudy, with a low around 9. West northwest wind 10 to 18 mph, with gusts as high as 28 mph.
Saturday
Sunny, with a high near 29.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Mostly sunny, with a high near 37.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
Mostly sunny, with a high near 42. Breezy.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 30. Breezy.
Tuesday
A chance of rain and snow. Mostly sunny, with a high near 40. Breezy. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Breezy. Chance of precipitation is 40%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
Last Update:
12:45 am MDT Apr 16, 2026
Forecast Valid:
4am MDT Apr 16, 2026-6pm MDT Apr 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation