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

30°F

-1°C

Humidity 80%
Wind Speed NE 4 MPH
Barometer 30.38 in (1028.79 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 31 Jan 09:35 AM MST
Extended Forecast for

23 Miles NNE Mackay ID

  • Today

    Today: Mostly sunny, with a high near 33. West wind 5 to 9 mph becoming southeast in the afternoon.

    High: 33 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 24. South southeast wind 6 to 9 mph.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 33. South southeast wind around 10 mph.

    High: 33 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 21. South wind 9 to 13 mph becoming west northwest after midnight.

    Low: 21 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31. West wind 7 to 11 mph.

    High: 31 °F

    Mostly 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 33.

    High: 33 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 38.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 33. West wind 5 to 9 mph becoming southeast in the afternoon.
Tonight
Mostly cloudy, with a low around 24. South southeast wind 6 to 9 mph.
Sunday
Partly sunny, with a high near 33. South southeast wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 21. South wind 9 to 13 mph becoming west northwest after midnight.
Monday
Mostly sunny, with a high near 31. West wind 7 to 11 mph.
Monday Night
Partly cloudy, with a low around 22.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Partly cloudy, with a low around 25.
Wednesday
Mostly sunny, with a high near 38.
Wednesday Night
Partly cloudy, with a low around 27.
Thursday
Sunny, with a high near 41.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 41.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NNE Mackay ID
 44.23°N 113.5°W (Elev. 8740 ft)
4:31 am MST Jan 31, 2026
9am 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