Heavy Rain in the Southern U.S.; Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast

A storm system stretching from the Tennessee Valley to the Gulf Coast will bring a variety of hazards to the Eastern U.S. through Tuesday. On the south side of the system, heavy rain and thunderstorms will persist across the Southern U.S. Further north, a wintry precipitation mix is expected from the Central Appalachians to the interior Northeast through Tuesday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Partly Cloudy

23°F

-5°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 02 Dec 04:55 AM MST
Extended Forecast for

32 Miles NE Mackay ID

  • Overnight

    Overnight: A 20 percent chance of snow showers.  Mostly cloudy, with a low around 18. West wind around 7 mph.

    Low: 18 °F

    Slight Chance
    Snow Showers

  • Tuesday

    Tuesday: Snow showers, mainly before 5pm. The snow could be heavy at times.  High near 23. West wind 7 to 10 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 23 °F

    Heavy Snow

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow showers between 10pm and 11pm.  Mostly cloudy, with a low around 10. Wind chill values as low as -5. North wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 10 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 21. Wind chill values as low as -7. North northwest wind 7 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.

    High: 21 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 11. West wind around 7 mph.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow showers, mainly after 11am.  Partly sunny, with a high near 25. Little or no snow accumulation expected.

    High: 25 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers.  Mostly cloudy, with a low around 15. Little or no snow accumulation expected.

    Low: 15 °F

    Chance Snow
    Showers

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 24. Chance of precipitation is 60%.

    High: 24 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 20. Chance of precipitation is 60%.

    Low: 20 °F

    Snow Likely

Detailed Forecast

Overnight
A 20 percent chance of snow showers. Mostly cloudy, with a low around 18. West wind around 7 mph.
Tuesday
Snow showers, mainly before 5pm. The snow could be heavy at times. High near 23. West wind 7 to 10 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
A 20 percent chance of snow showers between 10pm and 11pm. Mostly cloudy, with a low around 10. Wind chill values as low as -5. North wind 14 to 17 mph, with gusts as high as 28 mph.
Wednesday
Sunny, with a high near 21. Wind chill values as low as -7. North northwest wind 7 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 11. West wind around 7 mph.
Thursday
A 30 percent chance of snow showers, mainly after 11am. Partly sunny, with a high near 25. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of snow showers. Mostly cloudy, with a low around 15. Little or no snow accumulation expected.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 24. Chance of precipitation is 60%.
Friday Night
Snow likely. Mostly cloudy, with a low around 20. Chance of precipitation is 60%.
Saturday
Snow likely. Mostly cloudy, with a high near 25. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 24.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Mostly sunny, with a high near 25.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
32 Miles NE Mackay ID
 44.2°N 113.13°W (Elev. 9150 ft)
4:31 am MST Dec 2, 2025
5am MST Dec 2, 2025-6pm MST Dec 8, 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