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.

Overcast

30°F

-1°C

Humidity 58%
Wind Speed N 5 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 03 Dec 01:20 AM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 4. Wind chill values as low as -12. Northeast wind 14 to 17 mph, with gusts as high as 22 mph.

    Low: 4 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 11. Wind chill values as low as -12. North northeast wind 6 to 11 mph becoming west northwest in the afternoon.

    High: 11 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 7. Wind chill values as low as -7. West wind 6 to 11 mph.

    Low: 7 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 14. Wind chill values as low as -8. West wind 10 to 13 mph.

    High: 14 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 13. West wind 11 to 18 mph, with gusts as high as 22 mph.  Little or no snow accumulation expected.

    Low: 13 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 20. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 20 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around 16. Breezy.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 16 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely.  Mostly cloudy, with a high near 18. Breezy.  Chance of precipitation is 60%.

    High: 18 °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

Overnight
Mostly cloudy, with a low around 4. Wind chill values as low as -12. Northeast wind 14 to 17 mph, with gusts as high as 22 mph.
Wednesday
Sunny, with a high near 11. Wind chill values as low as -12. North northeast wind 6 to 11 mph becoming west northwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 7. Wind chill values as low as -7. West wind 6 to 11 mph.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 14. Wind chill values as low as -8. West wind 10 to 13 mph.
Thursday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 13. West wind 11 to 18 mph, with gusts as high as 22 mph. Little or no snow accumulation expected.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 20. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 16. Breezy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely. Mostly cloudy, with a high near 18. Breezy. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Sunday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 17.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 10.
Monday
Mostly sunny, with a high near 16.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 11.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 20.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
10:31 pm MST Dec 2, 2025
1am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
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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