Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Plains to the Upper Midwest

A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S and linger through much of the work week. Numerous daily record highs and warm lows are likely. Severe thunderstorms are possible from the southern Plains through the Upper Mississippi Valley. Fire weather concerns are expected to persist across the Four Corners region. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Clear

36°F

2°C

Humidity 86%
Wind Speed SSW 10 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 23 Jun 05:05 AM MDT
Extended Forecast for

Dillon MT

  • Today

    Today: Patchy fog before 9am.  Otherwise, sunny, with a high near 66. South southwest wind 6 to 9 mph.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 36. South southwest wind 3 to 8 mph.

    Low: 36 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 40. Light and variable wind becoming south around 6 mph after midnight.

    Low: 40 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 78. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.

    High: 78 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 48. South wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of showers after noon.  Partly sunny, with a high near 79. South wind 7 to 15 mph, with gusts as high as 26 mph.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. West wind 6 to 14 mph becoming north northwest in the evening. Winds could gust as high as 24 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of showers after noon.  Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Patchy fog before 9am. Otherwise, sunny, with a high near 66. South southwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 36. South southwest wind 3 to 8 mph.
Tuesday
Sunny, with a high near 74. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 40. Light and variable wind becoming south around 6 mph after midnight.
Wednesday
Sunny, with a high near 78. Southwest wind 6 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 48. South wind 6 to 14 mph, with gusts as high as 21 mph.
Thursday
A 30 percent chance of showers after noon. Partly sunny, with a high near 79. South wind 7 to 15 mph, with gusts as high as 26 mph.
Thursday Night
Mostly cloudy, with a low around 47. West wind 6 to 14 mph becoming north northwest in the evening. Winds could gust as high as 24 mph.
Friday
A slight chance of showers after noon. Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 48.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon MT
 45.22°N 112.62°W (Elev. 5125 ft)
2:17 am MDT Jun 23, 2025
5am MDT Jun 23, 2025-6pm MDT Jun 29, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database