National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Snow Squalls in the Northeast U.S. on Thursday; Heavy Rain Along the Gulf Coast

An arctic cold front will move through the Great Lakes and Northeast on Thursday, bringing moderate to heavy snow, strong winds, and possible whiteout conditions through Thursday afternoon. A storm system interacting with Gulf moisture will bring moderate to heavy rainfall to the western and central Gulf Coast on Thursday. Isolated instances of flash flooding will be possible. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

16°F

-9°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.2 in (1022.69 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 04 Dec 04:05 AM MST
Extended Forecast for

30 Miles NE Mackay ID

  • Today

    Today: A 30 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 20. Wind chill values as low as -2. West wind around 9 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 20 °F

    Mostly Sunny
    then Chance
    Snow

  • Tonight

    Tonight: A chance of snow before 11pm, then a slight chance of snow after 3am. The snow could be heavy at times. Mostly cloudy, with a low around 18. West wind 7 to 10 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Heavy Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Snow, mainly after 11am. The snow could be heavy at times. High near 24. West northwest wind around 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 24 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow, mainly before 11pm. The snow could be heavy at times. Low around 17. West wind 11 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 17 °F

    Heavy Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 20. West wind 14 to 20 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.

    High: 20 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 11.

    Low: 11 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 30 percent chance of snow after 11am. Partly sunny, with a high near 17. Little or no snow accumulation expected.

    High: 17 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

  • Monday

    Monday: A 20 percent chance of snow. Partly sunny, with a high near 22.

    High: 22 °F

    Slight Chance
    Snow

Detailed Forecast

Today
A 30 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 20. Wind chill values as low as -2. West wind around 9 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A chance of snow before 11pm, then a slight chance of snow after 3am. The snow could be heavy at times. Mostly cloudy, with a low around 18. West wind 7 to 10 mph. Chance of precipitation is 50%. New snow accumulation of 1 to 3 inches possible.
Friday
Snow, mainly after 11am. The snow could be heavy at times. High near 24. West northwest wind around 11 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 17. West wind 11 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 20. West wind 14 to 20 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.
Saturday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 11.
Sunday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 17. Little or no snow accumulation expected.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 22.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 18.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 28.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 26.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
30 Miles NE Mackay ID
 44.18°N 113.13°W (Elev. 9724 ft)
Last Update:
2:53 am MST Dec 4, 2025
Forecast Valid:
4am MST Dec 4, 2025-6pm MST Dec 10, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation