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

81°F

27°C

Humidity 22%
Wind Speed S 13 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 01 Sep 02:30 PM MDT
Extended Forecast for

Dillon MT

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 82. South wind 11 to 16 mph, with gusts as high as 24 mph.

    High: 82 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46. South southeast wind 6 to 16 mph becoming west in the evening. Winds could gust as high as 25 mph.

    Low: 46 °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 west southwest wind 7 to 12 mph becoming south 21 to 26 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 14 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 75. Breezy, with a south southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.

    High: 75 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 43. Breezy, with a south southwest 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 southwest wind 6 to 11 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 slight chance of showers after midnight. Mostly clear, with a low around 44. South wind 15 to 20 mph becoming north 5 to 10 mph after midnight. Winds could gust as high as 32 mph.

    Low: 44 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 82. South wind 11 to 16 mph, with gusts as high as 24 mph.
Tonight
A 50 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 46. South southeast wind 6 to 16 mph becoming west 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 west southwest wind 7 to 12 mph becoming south 21 to 26 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 14 to 23 mph, with gusts as high as 34 mph.
Thursday
Mostly sunny, with a high near 75. Breezy, with a south southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 38 mph.
Thursday Night
Mostly cloudy, with a low around 43. Breezy, with a south southwest 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 southwest wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Friday Night
A slight chance of showers after midnight. Mostly clear, with a low around 44. South wind 15 to 20 mph becoming north 5 to 10 mph after midnight. Winds could gust as high as 32 mph.
Saturday
Sunny, with a high near 79.
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.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon MT
 45.22°N 112.65°W (Elev. 5174 ft)
Last Update:
2:52 pm MDT Sep 1, 2026
Forecast Valid:
2pm MDT Sep 1, 2026-6pm MDT Sep 7, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation