Arctic Front Brings Winter Weather and Colder Temperatures to the Eastern U.S.

A series of cold fronts will bring heavy lake effect snow to the northern Great Lakes. The fronts will merge over the Ohio Valley and bring colder temperatures east of the Mississippi River later today into the end of the week. Additionally, wintry weather will develop over the Ohio Valley, Appalachians, and Northeast as rain switches over to snow tonight into Thursday morning. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

39°F

4°C

Humidity 55%
Wind Speed W 3 MPH
Barometer 30.49 in (1032.51 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 14 Jan 04:20 PM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 23. Blustery, with a west northwest wind 11 to 16 mph increasing to 17 to 22 mph after midnight.

    Low: 23 °F

    Mostly Clear
    then Mostly
    Clear and
    Blustery

  • Thursday

    Thursday: Sunny, with a high near 28. Blustery, with a north northwest wind 16 to 23 mph, with gusts as high as 28 mph.

    High: 28 °F

    Sunny and
    Blustery then
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15. Wind chill values as low as -1. Blustery, with a northwest wind 21 to 26 mph, with gusts as high as 31 mph.

    Low: 15 °F

    Mostly Clear
    and Blustery

  • Friday

    Friday: Sunny, with a high near 23. Wind chill values as low as -2. West wind 16 to 21 mph decreasing to 9 to 14 mph in the morning.

    High: 23 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 13. West northwest wind 11 to 20 mph.

    Low: 13 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 17.

    Low: 17 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 28.

    High: 28 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 23. Blustery, with a west northwest wind 11 to 16 mph increasing to 17 to 22 mph after midnight.
Thursday
Sunny, with a high near 28. Blustery, with a north northwest wind 16 to 23 mph, with gusts as high as 28 mph.
Thursday Night
Mostly clear, with a low around 15. Wind chill values as low as -1. Blustery, with a northwest wind 21 to 26 mph, with gusts as high as 31 mph.
Friday
Sunny, with a high near 23. Wind chill values as low as -2. West wind 16 to 21 mph decreasing to 9 to 14 mph in the morning.
Friday Night
Mostly clear, with a low around 13. West northwest wind 11 to 20 mph.
Saturday
Sunny, with a high near 28.
Saturday Night
Clear, with a low around 17.
Sunday
Sunny, with a high near 28.
Sunday Night
Mostly clear, with a low around 16.
M.L.King Day
Sunny, with a high near 27.
Monday Night
Mostly clear, with a low around 17.
Tuesday
Sunny, with a high near 26.
Tuesday Night
Partly cloudy, with a low around 17.
Wednesday
Mostly sunny, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 43.99°N 113.55°W (Elev. 9961 ft)
1:20 pm MST Jan 14, 2026
4pm MST Jan 14, 2026-6pm MST Jan 21, 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