Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

29°F

-2°C

Humidity 74%
Wind Speed WNW 3 MPH
Barometer 30.0 in (1015.92 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 05 Dec 01:55 AM MST
Extended Forecast for

14 Miles NNW Mackay ID

  • Overnight

    Overnight: A 30 percent chance of snow.  Mostly cloudy, with a low around 15. West northwest wind around 16 mph, with gusts as high as 26 mph.  Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 15 °F

    Chance Snow

  • Friday

    Friday: Snow, mainly after 11am. The snow could be heavy at times.  High near 24. West wind 13 to 16 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 24 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around 16. Breezy, with a west wind 15 to 20 mph increasing to 21 to 26 mph in the evening. Winds could gust as high as 46 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    Low: 16 °F

    Breezy. Heavy
    Snow then
    Snow Likely

  • Saturday

    Saturday: A 50 percent chance of snow, mainly before 11am.  Cloudy, with a high near 18. Wind chill values as low as -2. Breezy, with a west wind 20 to 26 mph, with gusts as high as 45 mph.  New snow accumulation of 1 to 2 inches possible.

    High: 18 °F

    Breezy.
    Chance Snow
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 9. West wind 15 to 17 mph, with gusts as high as 26 mph.

    Low: 9 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 18.

    High: 18 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 13. New snow accumulation of less than a half inch possible.

    Low: 13 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of snow after 11pm.  Mostly cloudy, with a low around 16.

    Low: 16 °F

    Chance Snow

Detailed Forecast

Overnight
A 30 percent chance of snow. Mostly cloudy, with a low around 15. West northwest wind around 16 mph, with gusts as high as 26 mph. Total nighttime snow accumulation of 1 to 3 inches possible.
Friday
Snow, mainly after 11am. The snow could be heavy at times. High near 24. West wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 16. Breezy, with a west wind 15 to 20 mph increasing to 21 to 26 mph in the evening. Winds could gust as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Saturday
A 50 percent chance of snow, mainly before 11am. Cloudy, with a high near 18. Wind chill values as low as -2. Breezy, with a west wind 20 to 26 mph, with gusts as high as 45 mph. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 9. West wind 15 to 17 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 18.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 13. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 20.
Monday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 16.
Tuesday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 27. Chance of precipitation is 70%.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 26.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 20.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles NNW Mackay ID
 44.08°N 113.71°W (Elev. 10135 ft)
1:16 am MST Dec 5, 2025
2am MST Dec 5, 2025-6pm MST Dec 11, 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