National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorms and Heavy Rainfall Today from the Central Plains into the Tennessee Valley

Severe thunderstorms capable of damaging winds will be possible from the Ozark Plateau east into portions of the Southeast today. Rounds of heavy thunderstorms ahead of a slow moving front will continue locally heavy rainfall and scattered flash flooding potential from the Ozarks to the Ohio and Tennessee Valleys today. Read More >

Hazardous Weather Conditions

Current conditions at

Dayton, Dayton-Wright Brothers Airport (KMGY)

Lat: 39.59°NLon: 84.22°WElev: 958ft.

Mostly Cloudy

75°F

24°C

Humidity 82%
Wind Speed W 3 mph
Barometer 30.02 in (1016.0 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 11 Jul 5:53 pm EDT
Extended Forecast for

Miamisburg OH

Flood Watch July 11, 06:25pm until July 11, 08:00pm
Click here for hazard details and duration
...
  •  
    Flood Watch July 11, 06:25pm until July 11, 08:00pm

    NOW until 8:00pm Sat

    Flood Watch

  • Tonight

    Low: 68 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 84. Northeast wind 8 to 11 mph.

    High: 84 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Northeast wind 6 to 9 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Northeast wind 6 to 9 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 68. Northeast wind around 6 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Mostly cloudy, with a low around 68. Northeast wind around 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 84. Northeast wind 8 to 11 mph.
Sunday Night
Mostly clear, with a low around 67. Northeast wind 6 to 9 mph.
Monday
Sunny, with a high near 87. Northeast wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 68. Northeast wind around 6 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 90.
Tuesday Night
Mostly clear, with a low around 71.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 91.
Thursday Night
Mostly clear, with a low around 72.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Miamisburg OH
 39.64°N 84.3°W (Elev. 899 ft)
Last Update:
4:00 pm EDT Jul 11, 2026
Forecast Valid:
6pm EDT Jul 11, 2026-6pm EDT Jul 18, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation