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

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

Dillon, Dillon Airport (KDLN)

Lat: 45.2575°NLon: 112.55444°WElev: 5239.0ft.

Clear

18°F

-8°C

Humidity 56%
Wind Speed WNW 16 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Wind Chill3°F (-16°C)
Last update 27 Dec 07:53 PM MST
Extended Forecast for

Dillon Airport MT

  • Tonight

    Tonight: Mostly clear, with a low around 2. Wind chill values as low as -10. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 2 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 24. Wind chill values as low as -10. West southwest wind 5 to 7 mph.

    High: 24 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6. Wind chill values as low as -5. South wind 5 to 7 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 34. Wind chill values as low as zero. South southwest wind 6 to 8 mph.

    High: 34 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. South wind 6 to 8 mph.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. South southwest wind 6 to 8 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 22. South wind 6 to 8 mph.

    Low: 22 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 43. South wind 7 to 9 mph.

    High: 43 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 2. Wind chill values as low as -10. South southwest wind 8 to 11 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 24. Wind chill values as low as -10. West southwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 6. Wind chill values as low as -5. South wind 5 to 7 mph.
Monday
Sunny, with a high near 34. Wind chill values as low as zero. South southwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 18. South wind 6 to 8 mph.
Tuesday
Mostly sunny, with a high near 39. South southwest wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 22. South wind 6 to 8 mph.
Wednesday
Mostly sunny, with a high near 43. South wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 22.
New Year's Day
Partly sunny, with a high near 43.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
A slight chance of snow. Partly sunny, with a high near 44.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 39.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon Airport MT
 45.25°N 112.54°W (Elev. 5200 ft)
Last Update:
6:12 pm MST Dec 27, 2025
Forecast Valid:
8pm MST Dec 27, 2025-6pm MST Jan 3, 2026
 
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