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 84%
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 02:55 AM MST
Extended Forecast for

32 Miles NE Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 10. Wind chill values as low as zero. West northwest wind around 7 mph.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 21. Wind chill values as low as -1. West wind 7 to 9 mph. New snow accumulation of less than a half inch possible.

    High: 21 °F

    Mostly Sunny
    then Chance
    Snow

  • Thursday Night

    Thursday Night: 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 26. 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 5 inches possible.

    High: 26 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow, mainly before 11pm. The snow could be heavy at times. Low around 18. West wind 11 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 18 °F

    Heavy Snow
    then Chance
    Snow

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 22. New snow accumulation of less than one inch possible.

    High: 22 °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 19.

    High: 19 °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

Detailed Forecast

Overnight
Partly cloudy, with a low around 10. Wind chill values as low as zero. West northwest wind around 7 mph.
Thursday
A 30 percent chance of snow, mainly after 4pm. Increasing clouds, with a high near 21. Wind chill values as low as -1. West wind 7 to 9 mph. New snow accumulation of less than a half inch possible.
Thursday Night
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 26. 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 5 inches possible.
Friday Night
Snow, mainly before 11pm. The snow could be heavy at times. Low around 18. West wind 11 to 18 mph, with gusts as high as 31 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 22. New snow accumulation of less than one 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 19.
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 24.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 31.
Tuesday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 27.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
32 Miles NE Mackay ID
 44.2°N 113.13°W (Elev. 9150 ft)
Last Update:
2:53 am MST Dec 4, 2025
Forecast Valid:
3am 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