Winter Storm to Impact the Northern Mid-Atlantic and Interior Northeast; heavy rain in the Southeast

A storm system will bring a variety of hazards to the Eastern US. Wintry precipitation is expected from the central Appalachians to the Northeast. Heavy snow is expected for interior New England and the northern Mid-Atlantic through the night, and icing will continue in the Appalachians this morning. On the south side of the system, heavy rain and thunderstorms will persist across the Southeast. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

29°F

-2°C

Humidity 71%
Wind Speed E 3 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 02 Dec 10:55 AM MST
Extended Forecast for

9 Miles NNW Mackay ID

  • Today

    Today: Snow showers, mainly before 5pm.  Temperature falling to around 6 by 5pm. Wind chill values as low as -10. West northwest wind around 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Snow Showers

  • Tonight

    Tonight: A 30 percent chance of snow showers, mainly before 7pm.  Mostly cloudy, with a temperature rising to around 10 by 2am. Wind chill values as low as -14. North wind 15 to 20 mph, with gusts as high as 26 mph.  New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 17. Wind chill values as low as -7. North wind 7 to 15 mph becoming west in the morning. Winds could gust as high as 20 mph.

    High: 17 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8. Wind chill values as low as -4. West wind 6 to 10 mph.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow showers after 11am.  Partly sunny, with a high near 23. West wind 8 to 11 mph.

    High: 23 °F

    Slight Chance
    Snow Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers, mainly after 11pm.  Mostly cloudy, with a low around 14. Little or no snow accumulation expected.

    Low: 14 °F

    Chance Snow
    Showers

  • Friday

    Friday: A 50 percent chance of snow, mainly after 11am.  Mostly cloudy, with a high near 21. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow likely.  Mostly cloudy, with a low around 18. Chance of precipitation is 70%.

    Low: 18 °F

    Snow Likely

  • Saturday

    Saturday: Snow likely, mainly before 11am.  Mostly cloudy, with a high near 19. Chance of precipitation is 60%.

    High: 19 °F

    Snow Likely

Detailed Forecast

Today
Snow showers, mainly before 5pm. Temperature falling to around 6 by 5pm. Wind chill values as low as -10. West northwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 2 to 4 inches possible.
Tonight
A 30 percent chance of snow showers, mainly before 7pm. Mostly cloudy, with a temperature rising to around 10 by 2am. Wind chill values as low as -14. North wind 15 to 20 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Wednesday
Sunny, with a high near 17. Wind chill values as low as -7. North wind 7 to 15 mph becoming west in the morning. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 8. Wind chill values as low as -4. West wind 6 to 10 mph.
Thursday
A 20 percent chance of snow showers after 11am. Partly sunny, with a high near 23. West wind 8 to 11 mph.
Thursday Night
A 30 percent chance of snow showers, mainly after 11pm. Mostly cloudy, with a low around 14. Little or no snow accumulation expected.
Friday
A 50 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 21. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow likely. Mostly cloudy, with a low around 18. Chance of precipitation is 70%.
Saturday
Snow likely, mainly before 11am. Mostly cloudy, with a high near 19. Chance of precipitation is 60%.
Saturday Night
A 30 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 13.
Sunday
A 20 percent chance of snow. Mostly cloudy, with a high near 19.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 11.
Monday
Mostly sunny, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNW Mackay ID
 44.05°N 113.65°W (Elev. 11194 ft)
10:31 am MST Dec 2, 2025
11am MST Dec 2, 2025-6pm MST Dec 8, 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