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

33°F

1°C

Humidity 55%
Wind Speed NNE 8 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 02 Dec 09:55 PM MST
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 8. Wind chill values as low as -8. North wind 14 to 21 mph, with gusts as high as 26 mph.

    Low: 8 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 15. Wind chill values as low as -5. Northwest wind 5 to 9 mph.

    High: 15 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 10. Wind chill values as low as -3. West wind 5 to 11 mph.

    Low: 10 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Partly sunny, with a high near 18. Wind chill values as low as -4. West wind 8 to 13 mph.

    High: 18 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly after 11pm.  Mostly cloudy, with a low around 16. West wind 10 to 18 mph, with gusts as high as 23 mph.  Little or no snow accumulation expected.

    Low: 16 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after 11am.  Mostly cloudy, with a high near 24. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around 19. Windy.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    Low: 19 °F

    Snow and
    Windy

  • Saturday

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

    High: 22 °F

    Snow Likely
    and Windy

  • Saturday Night

    Saturday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 15.

    Low: 15 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 8. Wind chill values as low as -8. North wind 14 to 21 mph, with gusts as high as 26 mph.
Wednesday
Sunny, with a high near 15. Wind chill values as low as -5. Northwest wind 5 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 10. Wind chill values as low as -3. West wind 5 to 11 mph.
Thursday
A 20 percent chance of snow after 11am. Partly sunny, with a high near 18. Wind chill values as low as -4. West wind 8 to 13 mph.
Thursday Night
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 16. West wind 10 to 18 mph, with gusts as high as 23 mph. Little or no snow accumulation expected.
Friday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 24. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 19. Windy. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely. Mostly cloudy, with a high near 22. Windy. Chance of precipitation is 60%.
Saturday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 15.
Sunday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 21.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 13.
Monday
Mostly sunny, with a high near 20.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 25.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.16°N 113.76°W (Elev. 10427 ft)
4:31 pm MST Dec 2, 2025
10pm MST Dec 2, 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