Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

36°F

2°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 31 Jan 11:20 AM MST
Extended Forecast for

17 Miles NNW Mackay ID

  • Today

    Today: Partly sunny, with a high near 38. West wind 3 to 5 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. South southwest wind 3 to 6 mph.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 40. South wind 6 to 10 mph.

    High: 40 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. West wind around 8 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 34. West wind 6 to 8 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43.

    High: 43 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 38. West wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 27. South southwest wind 3 to 6 mph.
Sunday
Partly sunny, with a high near 40. South wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 22. West wind around 8 mph.
Monday
Sunny, with a high near 34. West wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 38.
Tuesday Night
Partly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Sunny, with a high near 46.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles NNW Mackay ID
 44.15°N 113.7°W (Elev. 7877 ft)
10:31 am MST Jan 31, 2026
11am MST Jan 31, 2026-6pm MST Feb 6, 2026
 
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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