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.

Fog

52°F

11°C

Humidity 100%
Wind Speed S 3 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 52°F (11°C)
Visibility 0.25 mi
Last update 12 Oct 6:53 am EDT
Extended Forecast for

Miamisburg OH

Dense Fog Advisory October 12, 07:10am until October 12, 11:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory October 12, 07:10am until October 12, 11:00am

    NOW until 11:00am Mon

    Dense Fog Advisory

  • Columbus Day

    High: 81 °F

    Areas Dense
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. South wind around 8 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. Southwest wind 9 to 14 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

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

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 80. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Showers

  • Wednesday Night

    Wednesday Night: Showers, mainly before 2am. Low around 61. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 61 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.

    High: 72 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.

    Low: 57 °F

    Showers
    Likely

Detailed Forecast

Columbus Day
Areas of dense fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 81. Light southwest wind becoming south 5 to 10 mph in the morning.
Tonight
Mostly clear, with a low around 64. South wind around 8 mph.
Tuesday
Sunny, with a high near 86. Southwest wind 9 to 14 mph.
Tuesday Night
Mostly clear, with a low around 67. Southwest wind 6 to 9 mph.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 80. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers, mainly before 2am. Low around 61. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 70%.
Thursday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 57. Chance of precipitation is 60%.
Friday
A chance of showers before 2pm. Partly sunny, with a high near 65. Breezy. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 38. Breezy.
Saturday
Sunny, with a high near 55.
Saturday Night
Clear, with a low around 34.
Sunday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Miamisburg OH
 39.64°N 84.27°W (Elev. 797 ft)
Last Update:
5:08 am EDT Oct 12, 2026
Forecast Valid:
7am EDT Oct 12, 2026-6pm EDT Oct 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