Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Mostly Cloudy

34°F

1°C

Humidity 47%
Wind Speed NNW 9 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 16°F (-9°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 03 Dec 12:00 AM MST
Extended Forecast for

20 Miles WNW Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 16. West wind 6 to 8 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 32. Calm wind becoming north northeast around 6 mph in the afternoon.

    High: 32 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16. West wind 3 to 5 mph.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 34. West northwest wind 3 to 8 mph.

    High: 34 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 22. West northwest wind 6 to 8 mph.

    Low: 22 °F

    Slight Chance
    Snow

  • Friday

    Friday: A 50 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 37. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow.  Low around 28. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 28 °F

    Snow

  • Saturday

    Saturday: Snow likely.  Mostly cloudy, with a high near 37. Chance of precipitation is 60%.

    High: 37 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 16. West wind 6 to 8 mph.
Wednesday
Sunny, with a high near 32. Calm wind becoming north northeast around 6 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 16. West wind 3 to 5 mph.
Thursday
Partly sunny, with a high near 34. West northwest wind 3 to 8 mph.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. West northwest wind 6 to 8 mph.
Friday
A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 37. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 28. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday
Snow likely. Mostly cloudy, with a high near 37. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 22.
Sunday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 38.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 20.
Monday
Mostly sunny, with a high near 38.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 24.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
20 Miles WNW Mackay ID
 44.01°N 114°W (Elev. 6588 ft)
10:31 pm MST Dec 2, 2025
12am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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