Frigid Airmass to Bring Significantly Colder Temperatures; Heavy Lake-effect Snow; Fire Concerns Across the Central Gulf Coast

A frigid cold airmass will bring significantly colder weather across the eastern two thirds of the country early this week. Temperatures will tie or break many records across the Southeast through tonight. Moderate to heavy lake effect snow will continue downwind of the Great Lakes. Gusty winds and dry conditions will support an elevated fire weather threat across the Central Gulf Coast. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

34°F

1°C

Humidity 74%
Wind Speed N 0 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 10 Nov 10:20 AM MST
Extended Forecast for

16 Miles NNW Mackay ID

  • Today

    Today: Partly sunny, with a high near 38. West southwest wind around 9 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West northwest wind 9 to 14 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Decreasing
    Clouds

  • Veterans Day

    Veterans Day: Mostly cloudy, then gradually becoming sunny, with a high near 32. West northwest wind 8 to 13 mph, with gusts as high as 18 mph.

    High: 32 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Increasing clouds, with a low around 25. West southwest wind 6 to 10 mph.

    Low: 25 °F

    Increasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 34. West southwest wind around 11 mph.

    High: 34 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: Snow showers likely, mainly after 11am.  Mostly cloudy, with a high near 29. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 29 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers.  Low around 13. Chance of precipitation is 80%.

    Low: 13 °F

    Snow Showers

  • Friday

    Friday: A 50 percent chance of snow showers.  Partly sunny, with a high near 14.

    High: 14 °F

    Chance Snow
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 38. West southwest wind around 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 26. West northwest wind 9 to 14 mph, with gusts as high as 18 mph.
Veterans Day
Mostly cloudy, then gradually becoming sunny, with a high near 32. West northwest wind 8 to 13 mph, with gusts as high as 18 mph.
Tuesday Night
Increasing clouds, with a low around 25. West southwest wind 6 to 10 mph.
Wednesday
Partly sunny, with a high near 34. West southwest wind around 11 mph.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
Snow showers likely, mainly after 11am. Mostly cloudy, with a high near 29. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Thursday Night
Snow showers. Low around 13. Chance of precipitation is 80%.
Friday
A 50 percent chance of snow showers. Partly sunny, with a high near 14.
Friday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 9.
Saturday
A 20 percent chance of snow showers. Partly sunny, with a high near 16.
Saturday Night
A 20 percent chance of snow showers. Mostly cloudy, with a low around 13.
Sunday
A 40 percent chance of snow showers. Partly sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Mackay ID
 44.1°N 113.78°W (Elev. 10531 ft)
10:31 am MST Nov 10, 2025
10am MST Nov 10, 2025-6pm MST Nov 16, 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