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

Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Clear

36°F

2°C

Humidity 64%
Wind Speed SW 5 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Wind Chill32°F (0°C)
Last update 15 Feb 09:00 AM MST
Extended Forecast for

Dillon Airport MT

  • Today

    Today: Mostly sunny, with a high near 52. Southwest wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 52 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 27. South wind 9 to 13 mph, with gusts as high as 22 mph.

    Low: 27 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 51. Windy, with a south wind 9 to 19 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.

    High: 51 °F

    Sunny then
    Mostly Sunny
    and Windy

  • Monday Night

    Monday Night: A slight chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am. Increasing clouds, with a low around 32. Breezy, with a south southeast wind 21 to 26 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 32 °F

    Chance
    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Snow likely, mainly before 11am. Partly sunny, with a high near 42. Breezy, with a south wind 10 to 15 mph becoming west southwest 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 42 °F

    Snow Likely
    and Breezy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. West southwest wind 9 to 17 mph becoming southeast after midnight. Winds could gust as high as 28 mph.

    Low: 18 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 34. East wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph. New snow accumulation of less than one inch possible.

    High: 34 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of snow. Mostly cloudy, with a low around 11. North northeast wind around 10 mph, with gusts as high as 20 mph.

    Low: 11 °F

    Chance Snow

  • Thursday

    Thursday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 52. Southwest wind 10 to 18 mph, with gusts as high as 29 mph.
Tonight
Partly cloudy, with a low around 27. South wind 9 to 13 mph, with gusts as high as 22 mph.
Washington's Birthday
Sunny, with a high near 51. Windy, with a south wind 9 to 19 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 41 mph.
Monday Night
A slight chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am. Increasing clouds, with a low around 32. Breezy, with a south southeast wind 21 to 26 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 40 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Snow likely, mainly before 11am. Partly sunny, with a high near 42. Breezy, with a south wind 10 to 15 mph becoming west southwest 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 18. West southwest wind 9 to 17 mph becoming southeast after midnight. Winds could gust as high as 28 mph.
Wednesday
A 40 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 34. East wind 8 to 13 mph becoming north in the afternoon. Winds could gust as high as 21 mph. New snow accumulation of less than one inch possible.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 11. North northeast wind around 10 mph, with gusts as high as 20 mph.
Thursday
Partly sunny, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Mostly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 9.
Saturday
Mostly sunny, with a high near 34.
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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:
4:27 am MST Feb 15, 2026
Forecast Valid:
9am MST Feb 15, 2026-6pm MST Feb 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation