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

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Overcast

73°F

23°C

Humidity 100%
Wind Speed Vrbl 3 mph
Barometer 29.98 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 10 Sep 8:15 pm EDT
Extended Forecast for

Unionville Center OH

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, cloudy, with a low around 62. Light north wind.

    Low: 62 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 80. Light east wind.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Friday Night

    Friday Night: A chance of showers after 5am. Increasing clouds, with a low around 64. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 66. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, cloudy, with a low around 62. Light north wind.
Friday
Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 80. Light east wind.
Friday Night
A chance of showers after 5am. Increasing clouds, with a low around 64. Light east wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 81. Light south wind becoming southwest 5 to 9 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 66. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 60.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Sunny, with a high near 86.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 66. Chance of precipitation is 40%.
Wednesday
Showers likely. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Unionville Center OH
 40.13°N 83.35°W (Elev. 971 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