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

63°F

17°C

Humidity 60%
Wind Speed SW 13 mph
Barometer 29.94 in (1013.6 mb)
Dewpoint 49°F (9°C)
Visibility 10.00 mi
Last update 16 May 7:56 am EDT
Extended Forecast for

3 Miles SSE Vandalia OH

  • Today

    Today: Showers and thunderstorms, mainly before 3pm. High near 78. Southwest wind 11 to 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 78 °F

    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 62. Southwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 86 °F

    Chance
    Showers then
    Sunny

  • Sunday Night

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

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Southwest wind 9 to 17 mph. Chance of precipitation is 20%.

    High: 88 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

    Low: 71 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Breezy. Chance of precipitation is 60%.

    High: 89 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.

    Low: 67 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

Detailed Forecast

Today
Showers and thunderstorms, mainly before 3pm. High near 78. Southwest wind 11 to 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 62. Southwest wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly before 7am. Mostly cloudy, then gradually becoming sunny, with a high near 86. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Mostly clear, with a low around 67. South wind 6 to 9 mph.
Monday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Southwest wind 9 to 17 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Breezy. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 67. Chance of precipitation is 70%.
Wednesday
Showers likely before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 79. Chance of precipitation is 60%.
Wednesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Vandalia OH
 39.85°N 84.16°W (Elev. 807 ft)
Last Update:
5:49 am EDT May 16, 2026
Forecast Valid:
8am EDT May 16, 2026-6pm EDT May 22, 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