Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

18°F

-8°C

Humidity 67%
Wind Speed SE 3 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Last update 21 Jan 10:35 PM MST
Extended Forecast for

6 Miles N Mackay ID

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 8 mph.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24. West northwest wind 5 to 8 mph.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 10. Wind chill values as low as -1. West northwest wind 5 to 7 mph.

    Low: 10 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values as low as -3. West northwest wind 8 to 11 mph, with gusts as high as 22 mph.

    High: 16 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 0. West northwest wind around 14 mph, with gusts as high as 22 mph.

    Low: 0 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 13.

    High: 13 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. Wind chill values as low as zero. Northwest wind around 8 mph.
Thursday
Mostly sunny, with a high near 24. West northwest wind 5 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 10. Wind chill values as low as -1. West northwest wind 5 to 7 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 16. Wind chill values as low as -3. West northwest wind 8 to 11 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 0. West northwest wind around 14 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 13.
Saturday Night
Mostly clear, with a low around 4.
Sunday
Sunny, with a high near 19.
Sunday Night
Mostly clear, with a low around 6.
Monday
Mostly sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 14.
Wednesday
Mostly sunny, with a high near 29.
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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 pm MST Jan 21, 2026
10pm MST Jan 21, 2026-6pm MST Jan 28, 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