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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Partly Cloudy

19°F

-7°C

Humidity 67%
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 28 Jan 06:20 AM MST
Extended Forecast for

21 Miles N Mackay ID

  • Today

    Today: A chance of snow between 11am and 3pm.  Mostly cloudy, with a high near 27. Southeast wind 6 to 10 mph becoming northwest in the afternoon.  Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 14. West wind 6 to 8 mph becoming south southwest after midnight.

    Low: 14 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 28. West northwest wind 3 to 6 mph.

    High: 28 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 19. West wind around 5 mph.

    Low: 19 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 34. West wind 3 to 5 mph.

    High: 34 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

Detailed Forecast

Today
A chance of snow between 11am and 3pm. Mostly cloudy, with a high near 27. Southeast wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 30%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Partly cloudy, with a low around 14. West wind 6 to 8 mph becoming south southwest after midnight.
Thursday
Partly sunny, with a high near 28. West northwest wind 3 to 6 mph.
Thursday Night
Mostly cloudy, with a low around 19. West wind around 5 mph.
Friday
Partly sunny, with a high near 34. West wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Mostly cloudy, with a low around 24.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Monday Night
Partly cloudy, with a low around 19.
Tuesday
Sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
4:31 am MST Jan 28, 2026
6am MST Jan 28, 2026-6pm MST Feb 3, 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