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

83°F

28°C

Humidity 65%
Wind Speed W 6 mph
Barometer 30.01 in (1015.3 mb)
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 14 Oct 12:56 pm EDT
Extended Forecast for

Vandalia OH

  • This Afternoon

    This Afternoon: Showers and possibly a thunderstorm. High near 81. Northwest wind around 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: 81 °F

    Showers

  • Tonight

    Tonight: Showers, mainly before 3am. Low around 59. Northeast wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 59 °F

    Showers then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers between 11am and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Northeast wind 7 to 9 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 59. Southeast wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Northwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 64 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers then
    Mostly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 35.

    Low: 35 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 61.

    High: 61 °F

    Sunny

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 81. Northwest wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers, mainly before 3am. Low around 59. Northeast wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of showers between 11am and 5pm, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 74. Northeast wind 7 to 9 mph. Chance of precipitation is 20%.
Thursday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Mostly cloudy, with a low around 59. Southeast wind 9 to 14 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 64. Northwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 41. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 54.
Saturday Night
Clear, with a low around 35.
Sunday
Sunny, with a high near 61.
Sunday Night
Mostly clear, with a low around 39.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Vandalia OH
 39.88°N 84.19°W (Elev. 909 ft)
Last Update:
12:28 pm EDT Oct 14, 2026
Forecast Valid:
1pm EDT Oct 14, 2026-6pm EDT Oct 20, 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