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

16 Miles NW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 23. North northwest wind 9 to 15 mph.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 26. North northwest wind 11 to 16 mph.

    High: 26 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 13. Wind chill values as low as zero. North northwest wind 15 to 17 mph.

    Low: 13 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 21. Wind chill values as low as -2. West wind 8 to 14 mph.

    High: 21 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 12. West wind 10 to 13 mph.

    Low: 12 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 17.

    Low: 17 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 23. North northwest wind 9 to 15 mph.
Thursday
Sunny, with a high near 26. North northwest wind 11 to 16 mph.
Thursday Night
Mostly clear, with a low around 13. Wind chill values as low as zero. North northwest wind 15 to 17 mph.
Friday
Sunny, with a high near 21. Wind chill values as low as -2. West wind 8 to 14 mph.
Friday Night
Mostly clear, with a low around 12. West wind 10 to 13 mph.
Saturday
Sunny, with a high near 27.
Saturday Night
Clear, with a low around 17.
Sunday
Sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 15.
M.L.King Day
Sunny, with a high near 26.
Monday Night
Mostly clear, with a low around 16.
Tuesday
Mostly sunny, with a high near 27.
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:
16 Miles NW Mackay ID
 44.09°N 113.81°W (Elev. 10318 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