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

19°F

-7°C

Humidity 79%
Wind Speed N 0 MPH
Barometer 30.42 in (1030.14 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 30 Dec 10:35 PM MST
Extended Forecast for

9 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly clear, with a low around 21. West wind 8 to 10 mph.

    Low: 21 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. Southwest wind 6 to 10 mph.

    High: 30 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21. West wind 7 to 10 mph.

    Low: 21 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: A 50 percent chance of snow. Cloudy, with a high near 21. West wind around 9 mph. New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Cloudy, with a low around 19. West wind 7 to 10 mph. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 24. Little or no snow accumulation expected.

    High: 24 °F

    Chance Snow
    then Mostly
    Cloudy

  • Friday Night

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

    Low: 20 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 60%.

    High: 22 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 12.

    Low: 12 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 21. West wind 8 to 10 mph.
Wednesday
Partly sunny, with a high near 30. Southwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 21. West wind 7 to 10 mph.
New Year's Day
A 50 percent chance of snow. Cloudy, with a high near 21. West wind around 9 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 40 percent chance of snow. Cloudy, with a low around 19. West wind 7 to 10 mph. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow before 11am. Mostly cloudy, with a high near 24. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 20.
Saturday
Snow likely. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 17.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 12.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 17.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 11.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 17.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
Last Update:
10:31 pm MST Dec 30, 2025
Forecast Valid:
10pm MST Dec 30, 2025-6pm MST Jan 6, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation