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

27°F

-3°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 06 Feb 03:35 AM MST
Extended Forecast for

14 Miles NNW Mackay ID

  • Overnight

    Overnight: Mostly clear, with a low around 25. South southeast wind around 10 mph.

    Low: 25 °F

    Mostly Clear

  • Friday

    Friday: Increasing clouds, with a high near 34. South southeast wind around 11 mph.

    High: 34 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. Southwest wind around 10 mph becoming northwest after midnight.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 31. Northwest wind 8 to 10 mph.

    High: 31 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 21. West northwest wind 8 to 11 mph.

    Low: 21 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 31.

    High: 31 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly after 11pm. Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Snow Likely

  • Monday

    Monday: A 50 percent chance of snow. Mostly cloudy, with a high near 22. Blustery.

    High: 22 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 9.

    Low: 9 °F

    Slight Chance
    Snow then
    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 25. South southeast wind around 10 mph.
Friday
Increasing clouds, with a high near 34. South southeast wind around 11 mph.
Friday Night
Mostly cloudy, with a low around 23. Southwest wind around 10 mph becoming northwest after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 31. Northwest wind 8 to 10 mph.
Saturday Night
Partly cloudy, with a low around 21. West northwest wind 8 to 11 mph.
Sunday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 31.
Sunday Night
Snow likely, mainly after 11pm. Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 22. Blustery.
Monday Night
A 20 percent chance of snow before 11pm. Partly cloudy, with a low around 9.
Tuesday
Partly sunny, with a high near 19.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 9.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 19.
Wednesday Night
Mostly clear, with a low around 8.
Thursday
A 20 percent chance of snow. Mostly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
Last Update:
1:01 am MST Feb 6, 2026
Forecast Valid:
3am 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