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

Dayton, Dayton-Wright Brothers Airport (KMGY)

Lat: 39.59°NLon: 84.22°WElev: 958ft.

Fair

59°F

15°C

Humidity 48%
Wind Speed E 8 mph
Barometer 30.37 in (1028.3 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Apr 2:53 pm EDT
Extended Forecast for

Miamisburg OH

  • Tonight

    Tonight: Partly cloudy, with a low around 50. East wind around 6 mph.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83. Southeast wind 6 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 2am. Mostly cloudy, with a low around 66. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 67. Southwest wind 10 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.

    High: 84 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 50. East wind around 6 mph.
Sunday
Mostly sunny, with a high near 83. Southeast wind 6 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
A chance of showers after 2am. Mostly cloudy, with a low around 66. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Monday
Showers and thunderstorms likely before 2pm, then a slight chance of showers between 2pm and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 80. Breezy, with a southwest wind 17 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 67. Southwest wind 10 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 83.
Friday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Miamisburg OH
 39.64°N 84.27°W (Elev. 797 ft)
Last Update:
2:17 pm EDT Apr 11, 2026
Forecast Valid:
3pm EDT Apr 11, 2026-6pm EDT Apr 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