Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Dillon, Dillon Airport (KDLN)

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

Clear

81°F

27°C

Humidity 18%
Wind Speed N 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 19 Aug 01:15 PM MDT
Extended Forecast for

13 Miles SSE Dillon MT

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. West wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 51. Northwest wind 6 to 11 mph becoming light and variable  in the evening. Winds could gust as high as 18 mph.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 88. Calm wind becoming west 5 to 9 mph in the afternoon.

    High: 88 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 55. West southwest wind 5 to 7 mph becoming south in the evening.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 89. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers.  Mostly cloudy, with a low around 56. North northeast wind 5 to 8 mph becoming south southeast after midnight.

    Low: 56 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 83. South wind 6 to 11 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%.

    High: 83 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 52. South wind 8 to 10 mph.

    Low: 52 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 83. West wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Mostly clear, with a low around 51. Northwest wind 6 to 11 mph becoming light and variable in the evening. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 88. Calm wind becoming west 5 to 9 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 55. West southwest wind 5 to 7 mph becoming south in the evening.
Friday
Mostly sunny, with a high near 89. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Friday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 56. North northeast wind 5 to 8 mph becoming south southeast after midnight.
Saturday
A slight chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 83. South wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 70%.
Saturday Night
A chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 52. South wind 8 to 10 mph.
Sunday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 49.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80.
Monday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 49.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSE Dillon MT
 45.04°N 112.53°W (Elev. 5896 ft)
12:31 pm MDT Aug 19, 2026
1pm MDT Aug 19, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database