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

18°F

-8°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.4 in (1029.46 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 31 Dec 01:30 AM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • Overnight

    Overnight: Mostly clear, with a low around 20. West northwest wind around 10 mph.

    Low: 20 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 29. West southwest wind 6 to 10 mph.

    High: 29 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 20. West southwest wind 7 to 9 mph.

    Low: 20 °F

    Mostly Cloudy

  • New Year's Day

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

    High: 21 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Cloudy, with a low around 19. West wind 8 to 10 mph. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before 11am. Partly sunny, with a high near 23.

    High: 23 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 19.

    Low: 19 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow. Cloudy, with a high near 20. Breezy.

    High: 20 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow likely. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.

    Low: 14 °F

    Snow Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 20. West northwest wind around 10 mph.
Wednesday
Mostly sunny, with a high near 29. West southwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 20. West southwest wind 7 to 9 mph.
New Year's Day
A 50 percent chance of snow. Cloudy, with a high near 21. West southwest wind around 9 mph. New snow accumulation of less than one inch possible.
Thursday Night
A 50 percent chance of snow. Cloudy, with a low around 19. West wind 8 to 10 mph. New snow accumulation of less than a half inch possible.
Friday
A 20 percent chance of snow before 11am. Partly sunny, with a high near 23.
Friday Night
Mostly cloudy, with a low around 19.
Saturday
A 50 percent chance of snow. Cloudy, with a high near 20. Breezy.
Saturday Night
Snow likely. Mostly cloudy, with a low around 14. Chance of precipitation is 60%.
Sunday
A 50 percent chance of snow. Mostly cloudy, with a high near 17.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
A 40 percent chance of snow. Partly sunny, with a high near 16.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 11.
Tuesday
A 20 percent chance of snow. Partly sunny, with a high near 15.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
Last Update:
1:35 am MST Dec 31, 2025
Forecast Valid:
1am MST Dec 31, 2025-6pm MST Jan 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation