Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Mostly Cloudy

32°F

0°C

Humidity 54%
Wind Speed S 9 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 26 Dec 09:20 PM MST
Extended Forecast for

16 Miles NNW Mackay ID

  • Tonight

    Tonight: A 30 percent chance of snow, mainly between 11pm and 5am.  Mostly cloudy, with a low around 1. Wind chill values as low as -14. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 39 mph.  Total nighttime snow accumulation of less than a half inch possible.

    Low: 1 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: A 40 percent chance of snow, mainly between 1pm and 4pm.  Mostly cloudy and cold, with a temperature falling to around -1 by 5pm. Wind chill values as low as -23. Breezy, with a west wind 21 to 26 mph, with gusts as high as 38 mph.  New snow accumulation of less than one inch possible.

    High: 9 °F

    Chance Snow
    and Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -9. Wind chill values as low as -34. Northwest wind 17 to 21 mph, with gusts as high as 29 mph.

    Low: -9 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Mostly sunny and cold, with a high near 4. Wind chill values as low as -29. West wind 7 to 14 mph, with gusts as high as 18 mph.

    High: 4 °F

    Cold

  • Sunday Night

    Sunday Night: Mostly clear, with a low around -2. West southwest wind 6 to 10 mph.

    Low: -2 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 15.

    High: 15 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6.

    Low: 6 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 20.

    High: 20 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 11.

    Low: 11 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of snow, mainly between 11pm and 5am. Mostly cloudy, with a low around 1. Wind chill values as low as -14. Breezy, with a southwest wind 23 to 26 mph, with gusts as high as 39 mph. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A 40 percent chance of snow, mainly between 1pm and 4pm. Mostly cloudy and cold, with a temperature falling to around -1 by 5pm. Wind chill values as low as -23. Breezy, with a west wind 21 to 26 mph, with gusts as high as 38 mph. New snow accumulation of less than one inch possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -9. Wind chill values as low as -34. Northwest wind 17 to 21 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny and cold, with a high near 4. Wind chill values as low as -29. West wind 7 to 14 mph, with gusts as high as 18 mph.
Sunday Night
Mostly clear, with a low around -2. West southwest wind 6 to 10 mph.
Monday
Sunny, with a high near 15.
Monday Night
Partly cloudy, with a low around 6.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
Partly cloudy, with a low around 11.
Wednesday
Mostly sunny, with a high near 23.
Wednesday Night
Partly cloudy, with a low around 13.
New Year's Day
Partly sunny, with a high near 21.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 14.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
16 Miles NNW Mackay ID
 44.1°N 113.78°W (Elev. 10531 ft)
4:31 pm MST Dec 26, 2025
9pm MST Dec 26, 2025-6pm MST Jan 2, 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