Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain Returns to California

Lake effect snow will continue through Friday bringing significant snowfall to areas east to southeast of the Great Lakes. Snow squalls may impact New Year's Eve travel this evening and overnight across parts of the Great Lakes, Ohio Valley, Mid-Atlantic, and Upstate New York. Heavy rain will bring another flash flooding threat for southern California New Year's Eve into New Year's Day. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

18°F

-8°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 31 Dec 06:20 AM MST
Extended Forecast for

21 Miles N Mackay ID

  • Today

    Today: Mostly sunny, with a high near 38. East southeast wind around 6 mph.

    High: 38 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 26. East southeast wind around 6 mph.

    Low: 26 °F

    Increasing
    Clouds

  • New Year's Day

    New Year's Day: A 50 percent chance of snow.  Cloudy, with a high near 33. South southeast wind around 6 mph.  New snow accumulation of less than a half inch possible.

    High: 33 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 28. West southwest wind around 6 mph.  New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance Snow

  • Friday

    Friday: A slight chance of rain and snow before 11am.  Snow level 7400 feet. Mostly cloudy, with a high near 38. West southwest wind around 7 mph.  Chance of precipitation is 20%.

    High: 38 °F

    Slight Chance
    Rain/Snow
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 35. New snow accumulation of less than a half inch possible.

    High: 35 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

  • Sunday

    Sunday: A 50 percent chance of snow.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Chance Snow

Detailed Forecast

Today
Mostly sunny, with a high near 38. East southeast wind around 6 mph.
Tonight
Increasing clouds, with a low around 26. East southeast wind around 6 mph.
New Year's Day
A 50 percent chance of snow. Cloudy, with a high near 33. South southeast wind around 6 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 28. West southwest wind around 6 mph. New snow accumulation of less than a half inch possible.
Friday
A slight chance of rain and snow before 11am. Snow level 7400 feet. Mostly cloudy, with a high near 38. West southwest wind around 7 mph. Chance of precipitation is 20%.
Friday Night
Mostly cloudy, with a low around 29.
Saturday
A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 35. New snow accumulation of less than a half inch possible.
Saturday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 32.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 22.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 31.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 18.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 29.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
4:31 am MST Dec 31, 2025
6am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database