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

Hazardous Weather Conditions

Current conditions at

Dayton, Cox Dayton International Airport (KDAY)

Lat: 39.91°NLon: 84.22°WElev: 1007ft.

Mostly Cloudy

73°F

23°C

Humidity 87%
Wind Speed Calm
Barometer 30.17 in (1020.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 15 Aug 12:56 am EDT
Extended Forecast for

3 Miles ESE Brookville OH

Flood Watch August 15, 12:00pm until August 16, 08:00am
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Mostly cloudy, with a low around 69. Light northeast wind.

    Low: 69 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 73. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 102. West wind 9 to 13 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 69. Northwest wind 6 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63.

    Low: 63 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 69. Light northeast wind.
Saturday
A chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86. Light and variable wind becoming south around 6 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 73. South wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 88. Heat index values as high as 102. West wind 9 to 13 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 69. Northwest wind 6 to 10 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 81.
Monday Night
Mostly clear, with a low around 61.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 63.
Wednesday
A chance of showers after 8am. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Brookville OH
 39.82°N 84.37°W (Elev. 951 ft)
Last Update:
7:03 pm EDT Aug 14, 2026
Forecast Valid:
1am EDT Aug 15, 2026-6pm EDT Aug 21, 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