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.

Clear

28°F

-2°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 30 Jan 03:20 AM MST
Extended Forecast for

9 Miles NNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 12. Wind chill values as low as -1. West northwest wind 11 to 13 mph.

    Low: 12 °F

    Partly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 27. Wind chill values as low as -1. West northwest wind 9 to 11 mph.

    High: 27 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16. West wind 11 to 17 mph, with gusts as high as 21 mph.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 29. West wind 8 to 17 mph, with gusts as high as 20 mph.

    High: 29 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. West wind 8 to 13 mph.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 14.

    Low: 14 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24.

    High: 24 °F

    Mostly Sunny

  • Monday Night

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

    Low: 13 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 12. Wind chill values as low as -1. West northwest wind 11 to 13 mph.
Friday
Mostly cloudy, with a high near 27. Wind chill values as low as -1. West northwest wind 9 to 11 mph.
Friday Night
Mostly cloudy, with a low around 16. West wind 11 to 17 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 29. West wind 8 to 17 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 18. West wind 8 to 13 mph.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 14.
Monday
Mostly sunny, with a high near 24.
Monday Night
Partly cloudy, with a low around 13.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 17.
Wednesday
Mostly sunny, with a high near 31.
Wednesday Night
Mostly clear, with a low around 21.
Thursday
Sunny, with a high near 35.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
1:03 am MST Jan 30, 2026
3am MST Jan 30, 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