National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

An Alberta clipper will bring lake effect snow downwind of the Great Lakes, with the highest snow totals downwind of Lakes Erie and Ontario. Snow squalls may impact New Year's Eve travel during the evening and overnight hours across parts of the Great Lakes, Ohio Valley, and Northeast. Heavy rain will bring a flash flooding threat for southern California on 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

21°F

-6°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Last update 30 Dec 09:20 PM MST
Extended Forecast for

22 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 22. West southwest wind around 10 mph.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Southwest wind 7 to 10 mph.

    High: 31 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a steady temperature around 25. West southwest wind 9 to 11 mph.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 40 percent chance of snow. Cloudy, with a high near 23. West wind 8 to 11 mph. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Cloudy, with a low around 21. West southwest wind 7 to 11 mph. Little or no snow accumulation expected.

    Low: 21 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 25. Little or no snow accumulation expected.

    High: 25 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Breezy.

    Low: 22 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 23. Breezy. Chance of precipitation is 60%.

    High: 23 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 22. West southwest wind around 10 mph.
Wednesday
Partly sunny, with a high near 31. Southwest wind 7 to 10 mph.
Wednesday Night
Mostly cloudy, with a steady temperature around 25. West southwest wind 9 to 11 mph.
New Year's Day
A 40 percent chance of snow. Cloudy, with a high near 23. West wind 8 to 11 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 30 percent chance of snow. Cloudy, with a low around 21. West southwest wind 7 to 11 mph. Little or no snow accumulation expected.
Friday
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 25. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Breezy.
Saturday
Snow likely. Mostly cloudy, with a high near 23. Breezy. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 14.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 19.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 18.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 13.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 18.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.18°N 113.79°W (Elev. 10712 ft)
Last Update:
4:31 pm MST Dec 30, 2025
Forecast Valid:
9pm MST Dec 30, 2025-6pm MST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation