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

30°F

-1°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 05 Dec 05:20 AM MST
Extended Forecast for

21 Miles N Mackay ID

  • Overnight

    Overnight: A 20 percent chance of snow.  Cloudy, with a low around 21. Northwest wind around 10 mph.

    Low: 21 °F

    Slight Chance
    Snow

  • Friday

    Friday: Snow, mainly after 2pm. The snow could be heavy at times.  High near 33. Northwest wind 7 to 10 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 33 °F

    Chance Snow
    then Heavy
    Snow

  • Friday Night

    Friday Night: Snow, mainly before 10pm. The snow could be heavy at times.  Low around 23. Breezy, with a west northwest wind 14 to 22 mph, with gusts as high as 37 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Heavy Snow
    and Breezy
    then Chance
    Snow and
    Blustery

  • Saturday

    Saturday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 27. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 36 mph.  Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 27 °F

    Snow Likely
    and Blustery
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a low around 17. West wind 10 to 13 mph, with gusts as high as 20 mph.

    Low: 17 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Monday

    Monday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Snow likely, mainly after 5am.  Mostly cloudy, with a low around 26. Chance of precipitation is 60%.

    Low: 26 °F

    Snow Likely

Detailed Forecast

Overnight
A 20 percent chance of snow. Cloudy, with a low around 21. Northwest wind around 10 mph.
Friday
Snow, mainly after 2pm. The snow could be heavy at times. High near 33. Northwest wind 7 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow, mainly before 10pm. The snow could be heavy at times. Low around 23. Breezy, with a west northwest wind 14 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 27. Blustery, with a west northwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Saturday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 17. West wind 10 to 13 mph, with gusts as high as 20 mph.
Sunday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 29.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 33.
Monday Night
Snow likely, mainly after 5am. Mostly cloudy, with a low around 26. Chance of precipitation is 60%.
Tuesday
Rain likely, possibly mixed with snow. Snow level 7400 feet. Mostly cloudy, with a high near 38. Chance of precipitation is 70%.
Tuesday Night
Rain and snow likely. Mostly cloudy, with a low around 25. Chance of precipitation is 60%.
Wednesday
Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 27.
Thursday
A 30 percent chance of snow. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
4:31 am MST Dec 5, 2025
5am 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