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

Dangerous Cold and Gusty Winds Anticipated This Weekend

A significant arctic outbreak will bring frigid temperatures and dangerously cold wind chills to the Northeast and Mid-Atlantic this weekend. Strong winds which could produce tree damage and power outages, and periods of snow squalls are also possible. Relief from this cold and a warming trend is forecast to commence by the beginning to middle of next week. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

28°F

-2°C

Humidity 86%
Wind Speed SSW 4 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 05 Feb 11:45 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Overnight

    Overnight: Mostly clear, with a low around 23. South wind around 15 mph.

    Low: 23 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 31. South wind 13 to 15 mph.

    High: 31 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21. Southwest wind around 14 mph becoming west northwest after midnight.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. Northwest wind 9 to 13 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. West wind 10 to 15 mph.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Breezy. New snow accumulation of less than one inch possible.

    Low: 21 °F

    Chance Snow
    and Breezy

  • Monday

    Monday: Snow likely, mainly before 11am. Cloudy, with a high near 22. Breezy. Chance of precipitation is 60%.

    High: 22 °F

    Snow Likely
    and Breezy

  • Monday Night

    Monday Night: A 30 percent chance of snow, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 10. Blustery.

    Low: 10 °F

    Heavy Snow
    and Blustery

Detailed Forecast

Overnight
Mostly clear, with a low around 23. South wind around 15 mph.
Friday
Increasing clouds, with a high near 31. South wind 13 to 15 mph.
Friday Night
Mostly cloudy, with a low around 21. Southwest wind around 14 mph becoming west northwest after midnight.
Saturday
Partly sunny, with a high near 29. Northwest wind 9 to 13 mph.
Saturday Night
Mostly cloudy, with a low around 20. West wind 10 to 15 mph.
Sunday
Partly sunny, with a high near 29.
Sunday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 21. Breezy. New snow accumulation of less than one inch possible.
Monday
Snow likely, mainly before 11am. Cloudy, with a high near 22. Breezy. Chance of precipitation is 60%.
Monday Night
A 30 percent chance of snow, mainly before 11pm. The snow could be heavy at times. Mostly cloudy, with a low around 10. Blustery.
Tuesday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 16.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 10.
Wednesday
A 30 percent chance of snow. Partly sunny, with a high near 17.
Wednesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 7.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 16.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
Last Update:
10:31 pm MST Feb 5, 2026
Forecast Valid:
12am MST Feb 6, 2026-6pm MST Feb 12, 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