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

9°F

-13°C

Humidity 78%
Wind Speed SSE 3 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 27 Jan 07:35 AM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: Sunny, with a high near 19. Wind chill values as low as -12. West wind 9 to 18 mph.

    High: 19 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 10. Wind chill values as low as -5. West wind 10 to 14 mph.

    Low: 10 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 16. Wind chill values as low as -3. West northwest wind 13 to 15 mph, with gusts as high as 21 mph.

    High: 16 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -10. West northwest wind 17 to 20 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 19. West northwest wind 10 to 20 mph.

    High: 19 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 12.

    Low: 12 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 23.

    High: 23 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 15 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 26.

    High: 26 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 19. Wind chill values as low as -12. West wind 9 to 18 mph.
Tonight
Mostly cloudy, with a low around 10. Wind chill values as low as -5. West wind 10 to 14 mph.
Wednesday
Mostly cloudy, with a high near 16. Wind chill values as low as -3. West northwest wind 13 to 15 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -10. West northwest wind 17 to 20 mph.
Thursday
Partly sunny, with a high near 19. West northwest wind 10 to 20 mph.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
Mostly cloudy, with a high near 23.
Friday Night
Mostly cloudy, with a low around 15.
Saturday
Partly sunny, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
Partly sunny, with a high near 27.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 25.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 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