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

9°F

-13°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 22 Jan 04:00 AM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Today

    Today: Partly sunny, with a high near 18. Wind chill values as low as -8. West northwest wind 7 to 13 mph.

    High: 18 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 6. Wind chill values as low as -9. West wind 7 to 10 mph.

    Low: 6 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny and cold, with a high near 9. Wind chill values as low as -18. West northwest wind 13 to 20 mph, with gusts as high as 25 mph.

    High: 9 °F

    Cold

  • Friday Night

    Friday Night: Mostly clear, with a low around -4. Wind chill values as low as -25. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 26 mph.

    Low: -4 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 3. West northwest wind around 17 mph, with gusts as high as 23 mph.

    High: 3 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 15.

    High: 15 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 18. Wind chill values as low as -8. West northwest wind 7 to 13 mph.
Tonight
Mostly cloudy, with a low around 6. Wind chill values as low as -9. West wind 7 to 10 mph.
Friday
Mostly cloudy, then gradually becoming sunny and cold, with a high near 9. Wind chill values as low as -18. West northwest wind 13 to 20 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around -4. Wind chill values as low as -25. Blustery, with a west northwest wind 17 to 22 mph, with gusts as high as 26 mph.
Saturday
Sunny and cold, with a high near 3. West northwest wind around 17 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around -2.
Sunday
Sunny, with a high near 12.
Sunday Night
Partly cloudy, with a low around 3.
Monday
Mostly sunny, with a high near 15.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Partly sunny, with a high near 16.
Tuesday Night
Partly cloudy, with a low around 9.
Wednesday
Partly sunny, with a high near 20.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
2:51 am MST Jan 22, 2026
4am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database