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.

Mostly Cloudy

18°F

-8°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.32 in (1026.75 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 27 Jan 03:20 AM MST
Extended Forecast for

9 Miles N Mackay ID

  • Overnight

    Overnight: Mostly clear, with a low around 10. Wind chill values as low as -7. West wind around 17 mph, with gusts as high as 20 mph.

    Low: 10 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 22. Wind chill values as low as -7. West wind 8 to 17 mph, with gusts as high as 20 mph.

    High: 22 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 13. Wind chill values as low as -1. West southwest wind 10 to 14 mph.

    Low: 13 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 18. Wind chill values as low as zero. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.

    High: 18 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 9. West northwest wind around 17 mph, with gusts as high as 21 mph.

    Low: 9 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 21.

    High: 21 °F

    Partly Sunny

  • Thursday Night

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

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 25.

    High: 25 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 10. Wind chill values as low as -7. West wind around 17 mph, with gusts as high as 20 mph.
Tuesday
Sunny, with a high near 22. Wind chill values as low as -7. West wind 8 to 17 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 13. Wind chill values as low as -1. West southwest wind 10 to 14 mph.
Wednesday
Mostly cloudy, with a high near 18. Wind chill values as low as zero. West northwest wind 11 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 9. West northwest wind around 17 mph, with gusts as high as 21 mph.
Thursday
Partly sunny, with a high near 21.
Thursday Night
Mostly cloudy, with a low around 14.
Friday
Mostly cloudy, with a high near 25.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Partly sunny, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 19.
Sunday
Partly sunny, with a high near 29.
Sunday Night
Mostly cloudy, with a low around 20.
Monday
A 20 percent chance of snow. Partly sunny, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles N Mackay ID
 44.05°N 113.62°W (Elev. 11401 ft)
Last Update:
1:38 am MST Jan 27, 2026
Forecast Valid:
3am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
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Additional Resources

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Chance of Precipitation