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

Tropical Storm Edouard to Impact the Northwest Gulf Coast; Heat Expands Eastward

Tropical Storm Edouard will bring tropical storm to hurricane conditions, heavy rainfall, flash and some river flooding, and storm surge to portions of Upper Texas and southwestern Louisiana coasts into Wednesday. Severe thunderstorms are possible in the Central Plains and Mid-Atlantic. Hot and humid conditions will expand from the Central Plains into the Ohio Valley and Mid-Atlantic. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Clear

80°F

27°C

Humidity 22%
Wind Speed SW 5 MPH
Barometer 29.94 in (1013.89 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 01 Sep 02:53 PM MDT
Extended Forecast for

Dillon MT

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45. South wind 6 to 16 mph becoming west northwest in the evening. Winds could gust as high as 25 mph.

    Low: 45 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 78. Breezy, with a southwest wind 7 to 12 mph becoming south 18 to 28 mph in the morning. Winds could gust as high as 40 mph.

    High: 78 °F

    Partly Sunny
    then Chance
    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 43. Breezy, with a south southwest wind 13 to 23 mph, with gusts as high as 34 mph.

    Low: 43 °F

    Increasing
    Clouds and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 76. Breezy, with a south southwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 76 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43. Breezy, with a south wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.

    Low: 43 °F

    Mostly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 77. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 77 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight. Mostly clear, with a low around 43. South wind 15 to 20 mph becoming northeast 5 to 10 mph after midnight. Winds could gust as high as 31 mph.

    Low: 43 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 79. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 45. South wind 6 to 16 mph becoming west northwest in the evening. Winds could gust as high as 25 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 4pm. Mostly sunny, with a high near 78. Breezy, with a southwest wind 7 to 12 mph becoming south 18 to 28 mph in the morning. Winds could gust as high as 40 mph.
Wednesday Night
Increasing clouds, with a low around 43. Breezy, with a south southwest wind 13 to 23 mph, with gusts as high as 34 mph.
Thursday
Mostly sunny, with a high near 76. Breezy, with a south southwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
Mostly cloudy, with a low around 43. Breezy, with a south wind 18 to 23 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 34 mph.
Friday
Sunny, with a high near 77. South wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
A 20 percent chance of showers after midnight. Mostly clear, with a low around 43. South wind 15 to 20 mph becoming northeast 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Saturday
Sunny, with a high near 79. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 45.
Sunday
A slight chance of showers. Mostly sunny, with a high near 79.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 46.
Labor Day
A chance of showers. Partly sunny, with a high near 75.
Monday Night
A chance of showers. Mostly cloudy, with a low around 41.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon MT
 45.2°N 112.65°W (Elev. 5161 ft)
Last Update:
2:52 pm MDT Sep 1, 2026
Forecast Valid:
3pm MDT Sep 1, 2026-6pm MDT Sep 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation