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.

Partly Cloudy

32°F

0°C

Humidity 43%
Wind Speed NW 17 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 27 Dec 11:47 AM MST
Extended Forecast for

8 Miles ENE Mackay ID

  • This Afternoon

    This Afternoon: A 40 percent chance of snow after 2pm.  Mostly sunny, with a temperature falling to around 7 by 5pm. Wind chill values as low as -10. West northwest wind 16 to 18 mph, with gusts as high as 28 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 18 °F

    Chance Snow

  • Tonight

    Tonight: Mostly clear, with a low around 1. Wind chill values as low as -20. North northwest wind 16 to 21 mph, with gusts as high as 24 mph.

    Low: 1 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 12. Wind chill values as low as -16. North wind 6 to 14 mph becoming west in the afternoon.

    High: 12 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 8. Wind chill values as low as -5. West northwest wind 6 to 9 mph.

    Low: 8 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 20. West southwest wind 3 to 7 mph.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

  • Tuesday

    Tuesday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 18.

    Low: 18 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

Detailed Forecast

This Afternoon
A 40 percent chance of snow after 2pm. Mostly sunny, with a temperature falling to around 7 by 5pm. Wind chill values as low as -10. West northwest wind 16 to 18 mph, with gusts as high as 28 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 1. Wind chill values as low as -20. North northwest wind 16 to 21 mph, with gusts as high as 24 mph.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 12. Wind chill values as low as -16. North wind 6 to 14 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 8. Wind chill values as low as -5. West northwest wind 6 to 9 mph.
Monday
Sunny, with a high near 20. West southwest wind 3 to 7 mph.
Monday Night
Mostly clear, with a low around 14.
Tuesday
Partly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 18.
Wednesday
Sunny, with a high near 27.
Wednesday Night
Mostly clear, with a low around 21.
New Year's Day
Mostly sunny, with a high near 27.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 20.
Friday
A 40 percent chance of snow. Mostly cloudy, with a high near 25.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles ENE Mackay ID
 43.95°N 113.48°W (Elev. 8750 ft)
10:31 am MST Dec 27, 2025
12pm MST Dec 27, 2025-6pm MST Jan 2, 2026
 
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Additional Resources

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