National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

11°F

-12°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.35 in (1027.77 mb)
Dewpoint 4°F (-16°C)
Visibility 10.00 mi
Last update 27 Jan 06:55 AM MST
Extended Forecast for

16 Miles NW Mackay ID

  • Today

    Today: Mostly sunny, with a high near 22. Wind chill values as low as -4. Northwest wind 6 to 13 mph becoming west southwest in the afternoon.

    High: 22 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. South southwest wind 9 to 13 mph.

    Low: 14 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 20. Southwest wind 10 to 13 mph becoming west northwest in the afternoon.

    High: 20 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. Wind chill values as low as -4. West northwest wind around 14 mph.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 22. West northwest wind 9 to 11 mph.

    High: 22 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 22. Wind chill values as low as -4. Northwest wind 6 to 13 mph becoming west southwest in the afternoon.
Tonight
Mostly cloudy, with a low around 14. South southwest wind 9 to 13 mph.
Wednesday
Mostly cloudy, with a high near 20. Southwest wind 10 to 13 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 10. Wind chill values as low as -4. West northwest wind around 14 mph.
Thursday
Partly sunny, with a high near 22. West northwest wind 9 to 11 mph.
Thursday Night
Mostly cloudy, with a low around 15.
Friday
Mostly cloudy, with a high near 26.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 27.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NW Mackay ID
 44.09°N 113.81°W (Elev. 10318 ft)
Last Update:
4:31 am MST Jan 27, 2026
Forecast Valid:
7am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation