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

Hazardous Weather Conditions

Current conditions at

Dayton, Dayton-Wright Brothers Airport (KMGY)

Lat: 39.59°NLon: 84.22°WElev: 958ft.

Fair

70°F

21°C

Humidity 97%
Wind Speed S 7 mph
Barometer 30.00 in (1015.1 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 12 Jul 10:53 pm EDT
Extended Forecast for

Miamisburg OH

  • Overnight

    Overnight: A slight chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A chance of showers, mainly after noon. Mostly sunny, with a high near 88. West wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 88 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 68. Northwest wind around 6 mph becoming calm in the evening.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 66. Light and variable wind.

    Low: 66 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Tuesday Night

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

    Low: 71 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.

    Low: 73 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 71. Southwest wind around 6 mph. Chance of precipitation is 20%.
Sunday
A chance of showers, mainly after noon. Mostly sunny, with a high near 88. West wind 5 to 8 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Sunday Night
Partly cloudy, with a low around 68. Northwest wind around 6 mph becoming calm in the evening.
Monday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Monday Night
Mostly clear, with a low around 66. Light and variable wind.
Tuesday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 71.
Wednesday
A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 87. Chance of precipitation is 50%.
Friday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Miamisburg OH
 39.64°N 84.3°W (Elev. 899 ft)
Last Update:
6:03 pm EDT Jul 12, 2025
Forecast Valid:
12am EDT Jul 13, 2025-6pm EDT Jul 19, 2025
 
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