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

Warren County Airport (KI68)

Lat: 39.46°NLon: 84.25°WElev: 989ft.

Overcast

72°F

22°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 10 Sep 8:35 pm EDT
Extended Forecast for

South Lebanon OH

  • Tonight

    Tonight: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. East wind 3 to 6 mph.

    High: 83 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of showers after 4am. Mostly cloudy, with a low around 66. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 84. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 8pm. Low around 67. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 87.

    High: 87 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 63.

    Low: 63 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 64. Calm wind. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 83. East wind 3 to 6 mph.
Friday Night
A chance of showers after 4am. Mostly cloudy, with a low around 66. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 84. Southwest wind 3 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 8pm. Low around 67. Calm wind. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 64.
Tuesday
Sunny, with a high near 89.
Tuesday Night
Partly cloudy, with a low around 67.
Wednesday
A chance of showers. Partly sunny, with a high near 87. Chance of precipitation is 40%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Thursday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
South Lebanon OH
 39.37°N 84.21°W (Elev. 797 ft)
Last Update:
6:12 pm EDT Sep 10, 2026
Forecast Valid:
8pm EDT Sep 10, 2026-6pm EDT Sep 17, 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