Prolonged Extreme Cold; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the Gulf Coast, upper Ohio Valley, Mid-Atlantic, and Southeast U.S. into this weekend. A rapidly deepening storm centered just off the North Carolina coast Friday night through Saturday night will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

32°F

0°C

Humidity 59%
Wind Speed N 0 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 29 Jan 09:35 PM MST
Extended Forecast for

16 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. Northwest wind around 10 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 25. West northwest wind around 10 mph.

    High: 25 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. West southwest wind 10 to 14 mph, with gusts as high as 18 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 27. West wind 9 to 14 mph, with gusts as high as 18 mph.

    High: 27 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20. West wind 8 to 11 mph becoming south in the evening.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 29.

    High: 29 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 23.

    High: 23 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13.

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 13. Northwest wind around 10 mph.
Friday
Mostly cloudy, with a high near 25. West northwest wind around 10 mph.
Friday Night
Mostly cloudy, with a low around 18. West southwest wind 10 to 14 mph, with gusts as high as 18 mph.
Saturday
Partly sunny, with a high near 27. West wind 9 to 14 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 20. West wind 8 to 11 mph becoming south in the evening.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 16.
Monday
Mostly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 16.
Wednesday
Sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Sunny, with a high near 32.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Mackay ID
 44.1°N 113.78°W (Elev. 10531 ft)
4:31 pm MST Jan 29, 2026
9pm MST Jan 29, 2026-6pm MST Feb 5, 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