Heat Wave Expands to the East Coast; Flash Flooding Likely in the Central Plains into the Midwest; Severe Thunderstorms in the Northeast

Dangerous, prolonged heat is ongoing in the Mid-South to Mid-Mississippi Valley and heat expands into the Northeast for a brief period today. Widely scattered instances of flash flooding due to heavy rains are forecast from northeast Kansas to much of Indiana. Scattered strong to severe thunderstorms are possible across parts of New England, northern Mid-Atlantic, and North Dakota. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Clear

63°F

17°C

Humidity 51%
Wind Speed SW 6 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 27 Jul 09:05 AM MDT
Extended Forecast for

Dillon MT

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm.  Mostly sunny, with a high near 85. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 85 °F

    Mostly Sunny
    then Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 48. West wind 9 to 14 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 48 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.

    High: 84 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 48. North wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 48 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84. Calm wind becoming northeast 5 to 7 mph in the afternoon.

    High: 84 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. North wind 6 to 11 mph, with gusts as high as 18 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 82. North northeast wind 6 to 8 mph.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 49. North wind 6 to 10 mph becoming south southwest after midnight.

    Low: 49 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers and thunderstorms after noon.  Partly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly sunny, with a high near 85. Light and variable wind becoming west southwest 10 to 15 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 48. West wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Monday
A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 48. North wind 5 to 9 mph becoming light and variable after midnight.
Tuesday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84. Calm wind becoming northeast 5 to 7 mph in the afternoon.
Tuesday Night
Partly cloudy, with a low around 48. North wind 6 to 11 mph, with gusts as high as 18 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 82. North northeast wind 6 to 8 mph.
Wednesday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 49. North wind 6 to 10 mph becoming south southwest after midnight.
Thursday
A chance of showers and thunderstorms after noon. Partly sunny, with a high near 83.
Thursday Night
A slight chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 49.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 48.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Dillon MT
 45.22°N 112.62°W (Elev. 5125 ft)
7:52 am MDT Jul 27, 2025
9am MDT Jul 27, 2025-6pm MDT Aug 2, 2025
 
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Additional Resources

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