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

19°F

-7°C

Humidity 73%
Wind Speed WNW 3 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 04 Dec 02:05 AM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 11. Wind chill values as low as -5. West wind 11 to 13 mph.

    Low: 11 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of snow, mainly after 4pm. The snow could be heavy at times.  Increasing clouds, with a high near 18. Wind chill values as low as -3. West wind 9 to 11 mph.  New snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Partly Sunny
    then Heavy
    Snow

  • Thursday Night

    Thursday Night: Snow likely before 1am, then a chance of snow after 3am. The snow could be heavy at times.  Cloudy, with a low around 15. Wind chill values as low as zero. West wind 10 to 17 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of 6 to 10 inches possible.

    Low: 15 °F

    Heavy Snow

  • Friday

    Friday: Snow, mainly after 11am. The snow could be heavy at times.  High near 21. Wind chill values as low as -1. West southwest wind 14 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 21 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times.  Low around 11. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 40 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 11 °F

    Heavy Snow
    and Windy

  • Saturday

    Saturday: A 50 percent chance of snow.  Mostly cloudy, with a high near 16. Breezy.  New snow accumulation of 1 to 2 inches possible.

    High: 16 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 8. Little or no snow accumulation expected.

    Low: 8 °F

    Chance Snow

  • Sunday

    Sunday: A 20 percent chance of snow.  Mostly cloudy, with a high near 16.

    High: 16 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 11. Wind chill values as low as -5. West wind 11 to 13 mph.
Thursday
A 30 percent chance of snow, mainly after 4pm. The snow could be heavy at times. Increasing clouds, with a high near 18. Wind chill values as low as -3. West wind 9 to 11 mph. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely before 1am, then a chance of snow after 3am. The snow could be heavy at times. Cloudy, with a low around 15. Wind chill values as low as zero. West wind 10 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 6 to 10 inches possible.
Friday
Snow, mainly after 11am. The snow could be heavy at times. High near 21. Wind chill values as low as -1. West southwest wind 14 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 11. Windy, with a west wind 18 to 23 mph increasing to 25 to 30 mph in the evening. Winds could gust as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday
A 50 percent chance of snow. Mostly cloudy, with a high near 16. Breezy. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 8. Little or no snow accumulation expected.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 16.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 18.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14.
Tuesday
A 50 percent chance of snow. Mostly cloudy, with a high near 22.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. Breezy.
Wednesday
A 50 percent chance of snow. Mostly cloudy, with a high near 22. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
2:01 am MST Dec 4, 2025
2am MST Dec 4, 2025-6pm MST Dec 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database