National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

32°F

0°C

Humidity 54%
Wind Speed N 3 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 03 Dec 12:20 AM MST
Extended Forecast for

32 Miles NE Mackay ID

  • Overnight

    Overnight: Partly cloudy, with a low around 12. Wind chill values as low as -4. North northwest wind around 17 mph, with gusts as high as 29 mph.

    Low: 12 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 22. Wind chill values as low as -4. West northwest wind 6 to 15 mph, with gusts as high as 25 mph.

    High: 22 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 13. West wind around 6 mph.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: A 40 percent chance of snow. Partly sunny, with a high near 21. West wind around 7 mph. Little or no snow accumulation expected.

    High: 21 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 16. West northwest wind 7 to 10 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 around an inch possible.

    High: 24 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 21 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.

    High: 27 °F

    Snow Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 12. Wind chill values as low as -4. North northwest wind around 17 mph, with gusts as high as 29 mph.
Wednesday
Sunny, with a high near 22. Wind chill values as low as -4. West northwest wind 6 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Partly cloudy, with a low around 13. West wind around 6 mph.
Thursday
A 40 percent chance of snow. Partly sunny, with a high near 21. West wind around 7 mph. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 16. West northwest wind 7 to 10 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 around an inch possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 21. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely. Mostly cloudy, with a high near 27. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Sunday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 26.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 17.
Monday
A 20 percent chance of snow. Mostly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 18.
Tuesday
A 40 percent chance of snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
32 Miles NE Mackay ID
 44.17°N 113.07°W (Elev. 10000 ft)
Last Update:
10:31 pm MST Dec 2, 2025
Forecast Valid:
12am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation