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.

Partly Cloudy

84°F

29°C

Humidity 51%
Wind Speed SW 15 mph
Barometer 30.05 in (1016.8 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 20 Jun 6:56 pm EDT
Extended Forecast for

2 Miles SSE Vandalia OH

Extreme Heat Watch June 22, 12:00pm until June 24, 08:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Tonight

    Tonight: Mostly clear, with a low around 68. South wind 6 to 8 mph.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Southwest wind 7 to 14 mph.

    High: 91 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 75. South wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 95. Heat index values as high as 105. Southwest wind 8 to 10 mph.

    High: 95 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Southwest wind 5 to 8 mph.

    Low: 75 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 68. South wind 6 to 8 mph.
Saturday
Sunny, with a high near 91. Southwest wind 7 to 14 mph.
Saturday Night
Clear, with a low around 75. South wind 8 to 10 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 95. Heat index values as high as 105. Southwest wind 8 to 10 mph.
Sunday Night
Mostly clear, with a low around 75. Southwest wind 5 to 8 mph.
Monday
Sunny, with a high near 96.
Monday Night
Mostly clear, with a low around 75.
Tuesday
Sunny, with a high near 95.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 40%.
Wednesday Night
A chance of thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 93. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSE Vandalia OH
 39.85°N 84.16°W (Elev. 807 ft)
Last Update:
6:54 pm EDT Jun 20, 2025
Forecast Valid:
7pm EDT Jun 20, 2025-6pm EDT Jun 27, 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