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

25°F

-4°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 29 Nov 02:05 AM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 6. Wind chill values as low as -12. Northwest wind 13 to 17 mph, with gusts as high as 21 mph.

    Low: 6 °F

    Partly Cloudy

  • Saturday

    Saturday: Isolated snow showers after 5pm.  Increasing clouds, with a high near 15. Wind chill values as low as -6. West northwest wind 6 to 9 mph.  Chance of precipitation is 10%.

    High: 15 °F

    Mostly Sunny
    then Isolated
    Snow Showers

  • Saturday Night

    Saturday Night: Scattered snow showers, mainly between 11pm and 4am.  Cloudy, with a low around 7. Wind chill values as low as -6. South wind 9 to 13 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 7 °F

    Scattered
    Snow Showers

  • Sunday

    Sunday: Cloudy through mid morning, then gradual clearing and cold, with a high near 9. Wind chill values as low as -10. East northeast wind 11 to 14 mph becoming north northwest in the morning. Winds could gust as high as 20 mph.

    High: 9 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5. West northwest wind 11 to 14 mph.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 14.

    High: 14 °F

    Mostly Sunny

  • Monday Night

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

    Low: 11 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow likely.  Mostly cloudy, with a high near 14. Chance of precipitation is 70%.

    High: 14 °F

    Snow Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 6.

    Low: 6 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 6. Wind chill values as low as -12. Northwest wind 13 to 17 mph, with gusts as high as 21 mph.
Saturday
Isolated snow showers after 5pm. Increasing clouds, with a high near 15. Wind chill values as low as -6. West northwest wind 6 to 9 mph. Chance of precipitation is 10%.
Saturday Night
Scattered snow showers, mainly between 11pm and 4am. Cloudy, with a low around 7. Wind chill values as low as -6. South wind 9 to 13 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
Cloudy through mid morning, then gradual clearing and cold, with a high near 9. Wind chill values as low as -10. East northeast wind 11 to 14 mph becoming north northwest in the morning. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 5. West northwest wind 11 to 14 mph.
Monday
Mostly sunny, with a high near 14.
Monday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 11. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely. Mostly cloudy, with a high near 14. Chance of precipitation is 70%.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 6.
Wednesday
Mostly sunny and cold, with a high near 10.
Wednesday Night
Partly cloudy, with a low around 3.
Thursday
Partly sunny, with a high near 13.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 10.
Friday
A 20 percent chance of snow. Partly sunny, with a high near 20.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
1:41 am MST Nov 29, 2025
2am MST Nov 29, 2025-6pm MST Dec 5, 2025
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database