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Flooding Risks from Tropical Moisture Across the Southeast and Southwest

Tropical moisture from Isaias and Rachel will impact portions of the Southeast and Southwest this weekend. Flash flooding, strong winds and even a threat for severe thunderstorms and tornadoes are possible. Meanwhile, strong winds and dry fuels are raising fire weather concerns across the central Great Basin and western High Plains. Across the northern Rockies, first winter storm of the season. Read More >

Hazardous Weather Conditions

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Partly Cloudy

37°F

3°C

Humidity 93%
Wind Speed ENE 21 MPH
Barometer 29.69 in (1005.42 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill26°F (-3°C)
Last update 10 Oct 06:35 PM MDT
Extended Forecast for

Dillon MT

Winter Weather Advisory until October 12, 06:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until October 12, 06:00am

    NOW until 6:00am Mon

    Winter Weather Advisory

  • Tonight

    Low: 27 °F

    Showers and
    Blustery then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday

    Sunday: Snow. Patchy blowing snow before 9am. High near 31. Blustery, with a north northeast wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 31 °F

    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow, mainly before 4am. Low around 23. North northeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow

  • Columbus Day

    Columbus Day: A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 37. North northeast wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 23. Light and variable wind.

    Low: 23 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Light and variable wind.

    High: 49 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 25. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 25 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 55. South southwest wind around 6 mph becoming calm in the afternoon.

    High: 55 °F

    Sunny

Detailed Forecast

Tonight
Rain, possibly mixed with snow, becoming all snow after 2am. Some thunder is also possible. Patchy blowing snow after 3am. Low around 27. Blustery, with a northeast wind 20 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Sunday
Snow. Patchy blowing snow before 9am. High near 31. Blustery, with a north northeast wind 17 to 22 mph decreasing to 10 to 15 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Sunday Night
Snow, mainly before 4am. Low around 23. North northeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Columbus Day
A chance of snow before noon, then a slight chance of rain and snow between noon and 3pm, then a slight chance of rain after 3pm. Mostly cloudy, with a high near 37. North northeast wind 5 to 8 mph becoming calm in the morning. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Monday Night
Mostly cloudy, with a low around 23. Light and variable wind.
Tuesday
Mostly sunny, with a high near 49. Light and variable wind.
Tuesday Night
Mostly clear, with a low around 25. Calm wind becoming south southwest around 5 mph after midnight.
Wednesday
Sunny, with a high near 55. South southwest wind around 6 mph becoming calm in the afternoon.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 60.
Friday Night
Mostly clear, with a low around 30.
Saturday
Sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon MT
 45.22°N 112.62°W (Elev. 5125 ft)
Last Update:
4:26 pm MDT Oct 10, 2026
Forecast Valid:
6pm MDT Oct 10, 2026-6pm MDT Oct 17, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation