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 11:20 AM MST
Extended Forecast for

6 Miles N Mackay ID

  • Today

    Today: A 20 percent chance of snow before 2pm.  Cloudy, then gradually becoming mostly sunny, with a high near 21. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.

    High: 21 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Increasing clouds, with a low around 10. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 18 mph.

    Low: 10 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, with a high near 24. Wind chill values as low as -3. West northwest wind 6 to 10 mph.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. West northwest wind around 7 mph.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 29. West northwest wind around 7 mph.

    High: 29 °F

    Mostly Cloudy

  • Friday Night

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

    Low: 17 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 20.

    Low: 20 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 33.

    High: 33 °F

    Partly Sunny

Detailed Forecast

Today
A 20 percent chance of snow before 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 21. West northwest wind 7 to 11 mph, with gusts as high as 21 mph.
Tonight
Increasing clouds, with a low around 10. Wind chill values as low as -3. Northwest wind around 10 mph, with gusts as high as 18 mph.
Thursday
Partly sunny, with a high near 24. Wind chill values as low as -3. West northwest wind 6 to 10 mph.
Thursday Night
Mostly cloudy, with a low around 15. West northwest wind around 7 mph.
Friday
Mostly cloudy, with a high near 29. West northwest wind around 7 mph.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 20.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 21.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 29.
Monday Night
Partly cloudy, with a low around 16.
Tuesday
Sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles N Mackay ID
 44.01°N 113.61°W (Elev. 9623 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