Winter Weather Brings Dangerous Travel Conditions Across the Northern U.S.

Heavy lake effect snow will persist downwind of the Great Lakes through early Saturday. Snow squalls with heavy snow and gusty winds will create dangerous travel in the Interior Northeast due to low visibility and slippery roads. A major winter storm will bring moderate to heavy, accumulating snow and gusty winds from the eastern Plains to the western Great Lakes today through Saturday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

27°F

-3°C

Humidity 49%
Wind Speed NNW 3 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 29 Nov 12:20 AM MST
Extended Forecast for

22 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 9. Wind chill values as low as -10. Northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    Low: 9 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 18. Wind chill values as low as zero. Northwest wind 5 to 7 mph becoming southwest in the afternoon.

    High: 18 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of snow after 11pm.  Cloudy, with a low around 10. Wind chill values as low as -2. South southwest wind 6 to 10 mph.  New snow accumulation of less than a half inch possible.

    Low: 10 °F

    Chance Snow

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing, with a high near 13. Wind chill values as low as -5. Northwest wind 9 to 13 mph, with gusts as high as 18 mph.

    High: 13 °F

    Gradual
    Clearing

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 7. West northwest wind around 10 mph.

    Low: 7 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow after 11pm.  Mostly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 17. Chance of precipitation is 60%.

    High: 17 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 40 percent chance of snow, mainly before 11pm.  Mostly cloudy, with a low around 10.

    Low: 10 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 9. Wind chill values as low as -10. Northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Saturday
Partly sunny, with a high near 18. Wind chill values as low as zero. Northwest wind 5 to 7 mph becoming southwest in the afternoon.
Saturday Night
A 30 percent chance of snow after 11pm. Cloudy, with a low around 10. Wind chill values as low as -2. South southwest wind 6 to 10 mph. New snow accumulation of less than a half inch possible.
Sunday
Cloudy through mid morning, then gradual clearing, with a high near 13. Wind chill values as low as -5. Northwest wind 9 to 13 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around 7. West northwest wind around 10 mph.
Monday
Mostly sunny, with a high near 17.
Monday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 14. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely. Mostly cloudy, with a high near 17. Chance of precipitation is 60%.
Tuesday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 10.
Wednesday
Mostly sunny, with a high near 13.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 17.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
10:31 pm MST Nov 28, 2025
12am MST Nov 29, 2025-6pm MST Dec 5, 2025
 
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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