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.

Overcast

64°F

18°C

Humidity 78%
Wind Speed SE 8 mph
Barometer 30.10 in (1019.0 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 15 Oct 12:56 pm EDT
Extended Forecast for

Vandalia OH

  • This Afternoon

    This Afternoon: A slight chance of showers before 2pm. Mostly cloudy, with a high near 74. Southeast wind around 7 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely after 3am. Mostly cloudy, with a low around 61. South wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers likely, mainly before 2pm. Mostly cloudy, with a temperature falling to around 55 by 5pm. 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: 63 °F⇓

    Showers
    Likely then
    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers between 7pm and 2am. Mostly cloudy, with a low around 41. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 41 °F

    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 54. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Areas of frost after 4am. Otherwise, clear, with a low around 35.

    Low: 35 °F

    Clear then
    Areas Frost

  • Sunday

    Sunday: Areas of frost before 9am. Otherwise, sunny, with a high near 61.

    High: 61 °F

    Areas Frost
    then Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 66.

    High: 66 °F

    Sunny

Detailed Forecast

This Afternoon
A slight chance of showers before 2pm. Mostly cloudy, with a high near 74. Southeast wind around 7 mph. Chance of precipitation is 20%.
Tonight
A chance of showers and thunderstorms, then showers likely after 3am. Mostly cloudy, with a low around 61. South wind 9 to 15 mph becoming southwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely, mainly before 2pm. Mostly cloudy, with a temperature falling to around 55 by 5pm. 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 between 7pm and 2am. Mostly cloudy, with a low around 41. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Sunny, with a high near 54. North wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Areas of frost after 4am. Otherwise, clear, with a low around 35.
Sunday
Areas of frost before 9am. Otherwise, sunny, with a high near 61.
Sunday Night
Clear, with a low around 40.
Monday
Sunny, with a high near 66.
Monday Night
Partly cloudy, with a low around 43.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vandalia OH
 39.88°N 84.19°W (Elev. 909 ft)
Last Update:
5:02 am EDT Oct 15, 2026
Forecast Valid:
1pm EDT Oct 15, 2026-6pm EDT Oct 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation