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.

Overcast

28°F

-2°C

Humidity 50%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 28 Jan 11:35 AM MST
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: A 20 percent chance of snow before 2pm.  Mostly cloudy, with a high near 16. Wind chill values as low as -2. West northwest wind 13 to 18 mph, with gusts as high as 23 mph.

    High: 16 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Partly cloudy, with a low around 8. Wind chill values as low as -10. Northwest wind around 17 mph, with gusts as high as 20 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 18. Wind chill values as low as -8. West northwest wind 10 to 16 mph.

    High: 18 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind 10 to 14 mph.

    Low: 13 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 24. West wind 10 to 13 mph.

    High: 24 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 16.

    Low: 16 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 27.

    High: 27 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 28.

    High: 28 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of snow before 2pm. Mostly cloudy, with a high near 16. Wind chill values as low as -2. West northwest wind 13 to 18 mph, with gusts as high as 23 mph.
Tonight
Partly cloudy, with a low around 8. Wind chill values as low as -10. Northwest wind around 17 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 18. Wind chill values as low as -8. West northwest wind 10 to 16 mph.
Thursday Night
Mostly cloudy, with a low around 13. Wind chill values as low as -2. West wind 10 to 14 mph.
Friday
Mostly cloudy, with a high near 24. West wind 10 to 13 mph.
Friday Night
Mostly cloudy, with a low around 16.
Saturday
Mostly sunny, with a high near 27.
Saturday Night
Mostly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 28.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 23.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Sunny, with a high near 21.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
10:31 am MST Jan 28, 2026
11am 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