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

10°F

-12°C

Humidity 72%
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 04:20 AM MST
Extended Forecast for

11 Miles NNW Mackay ID

  • Today

    Today: Partly sunny, with a high near 20. Wind chill values as low as -5. West northwest wind 6 to 14 mph.

    High: 20 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. Wind chill values as low as -7. West wind 7 to 13 mph.

    Low: 8 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 12 by 11am, then falling to around 5 during the remainder of the day. Wind chill values as low as -16. West northwest wind 14 to 18 mph, with gusts as high as 23 mph.

    High: 12 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around -2. Wind chill values as low as -22. West northwest wind around 21 mph, with gusts as high as 25 mph.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 6. West northwest wind 16 to 21 mph.

    High: 6 °F

    Cold

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 20. Wind chill values as low as -5. West northwest wind 6 to 14 mph.
Tonight
Mostly cloudy, with a low around 8. Wind chill values as low as -7. West wind 7 to 13 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a temperature rising to near 12 by 11am, then falling to around 5 during the remainder of the day. Wind chill values as low as -16. West northwest wind 14 to 18 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around -2. Wind chill values as low as -22. West northwest wind around 21 mph, with gusts as high as 25 mph.
Saturday
Sunny and cold, with a high near 6. West northwest wind 16 to 21 mph.
Saturday Night
Mostly clear, with a low around 0.
Sunday
Sunny, with a high near 14.
Sunday Night
Mostly clear, with a low around 5.
Monday
Mostly sunny, with a high near 17.
Monday Night
Mostly cloudy, with a low around 10.
Tuesday
Mostly sunny, with a high near 18.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Partly sunny, with a high near 22.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Mackay ID
 44.06°N 113.71°W (Elev. 10755 ft)
4:31 am MST Jan 22, 2026
4am MST Jan 22, 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