Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Clear

16°F

-9°C

Humidity 61%
Wind Speed NW 10 MPH
Barometer 30.34 in (1027.43 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 28 Dec 06:15 AM MST
Extended Forecast for

7 Miles WSW Mackay ID

  • Today

    Today: Partly sunny, then gradually becoming sunny and cold, with a high near 10. Wind chill values as low as -25. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 10 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a temperature rising to around 9 by 5am. Wind chill values as low as -12. West wind 9 to 13 mph.

    Low: 5 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 20. Wind chill values as low as -3. West northwest wind 5 to 10 mph.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 13. West northwest wind 5 to 10 mph.

    Low: 13 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. West northwest wind 5 to 10 mph becoming light northwest  in the afternoon.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 17.

    Low: 17 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny and cold, with a high near 10. Wind chill values as low as -25. Northwest wind 13 to 18 mph decreasing to 7 to 12 mph in the afternoon. Winds could gust as high as 21 mph.
Tonight
Mostly clear, with a temperature rising to around 9 by 5am. Wind chill values as low as -12. West wind 9 to 13 mph.
Monday
Sunny, with a high near 20. Wind chill values as low as -3. West northwest wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 13. West northwest wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 24. West northwest wind 5 to 10 mph becoming light northwest in the afternoon.
Tuesday Night
Mostly clear, with a low around 15.
Wednesday
Mostly sunny, with a high near 26.
Wednesday Night
Partly cloudy, with a low around 17.
New Year's Day
Partly sunny, with a high near 25.
Thursday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 18.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 23.
Friday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 12.
Saturday
A 30 percent chance of snow. Mostly cloudy, with a high near 18.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles WSW Mackay ID
 43.86°N 113.73°W (Elev. 10276 ft)
4:31 am MST Dec 28, 2025
6am MST Dec 28, 2025-6pm MST Jan 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database