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

Miles City, Frank Wiley Field Airport (KMLS)

Lat: 46.42806°NLon: 105.88639°WElev: 2628.0ft.

Clear

59°F

15°C

Humidity 86%
Wind Speed SE 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 18 Aug 10:53 PM MDT
Extended Forecast for

18 Miles NNW Miles City MT

  • Tonight

    Tonight: A 20 percent chance of showers before 1am.  Partly cloudy, with a low around 58. South southwest wind around 6 mph.

    Low: 58 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: Patchy smoke after noon. Sunny, with a high near 87. Southwest wind 7 to 14 mph becoming west northwest in the afternoon.

    High: 87 °F

    Sunny then
    Patchy Smoke

  • Wednesday Night

    Wednesday Night: Patchy smoke before 9pm. Partly cloudy, with a low around 60. Northwest wind 5 to 9 mph.

    Low: 60 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Thursday

    Thursday: Sunny, with a high near 89. North wind around 5 mph becoming light and variable  in the afternoon.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61. East wind 6 to 11 mph.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 88. East northeast wind 10 to 15 mph.

    High: 88 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. East northeast wind 15 to 18 mph.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 88. Southeast wind 17 to 20 mph.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers.  Mostly cloudy, with a low around 64. Southeast wind 10 to 17 mph.  Chance of precipitation is 30%.

    Low: 64 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 58. South southwest wind around 6 mph.
Wednesday
Patchy smoke after noon. Sunny, with a high near 87. Southwest wind 7 to 14 mph becoming west northwest in the afternoon.
Wednesday Night
Patchy smoke before 9pm. Partly cloudy, with a low around 60. Northwest wind 5 to 9 mph.
Thursday
Sunny, with a high near 89. North wind around 5 mph becoming light and variable in the afternoon.
Thursday Night
Mostly clear, with a low around 61. East wind 6 to 11 mph.
Friday
Sunny, with a high near 88. East northeast wind 10 to 15 mph.
Friday Night
Partly cloudy, with a low around 62. East northeast wind 15 to 18 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 88. Southeast wind 17 to 20 mph.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers. Mostly cloudy, with a low around 64. Southeast wind 10 to 17 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 88. East northeast wind 9 to 14 mph becoming west northwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 61. North wind 6 to 9 mph.
Monday
Sunny, with a high near 86. North northwest wind 7 to 9 mph.
Monday Night
Mostly clear, with a low around 61. North wind around 8 mph becoming east after midnight.
Tuesday
Mostly sunny, with a high near 88. East southeast wind 7 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Miles City MT
 46.65°N 105.96°W (Elev. 2953 ft)
5:08 pm MDT Aug 18, 2026
11pm MDT Aug 18, 2026-6pm MDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database