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.

Fair

50°F

10°C

Humidity 100%
Wind Speed Calm
Barometer 30.24 in
Dewpoint 50°F (10°C)
Visibility 3.00 mi
Last update 4 Oct 7:52 am EDT
Extended Forecast for

3 Miles NE Unionville Center OH

  • Today

    Today: Sunny, with a high near 85. South wind 3 to 6 mph.

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 53. South wind 5 to 7 mph becoming calm after midnight.

    Low: 53 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83. Calm wind becoming south 5 to 9 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 53. South wind 3 to 6 mph.

    Low: 53 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 82. Southwest wind 3 to 7 mph.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly after 8am. High near 75. Chance of precipitation is 90%.

    High: 75 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly before 2am. Low around 49. Chance of precipitation is 80%.

    Low: 49 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers before 8am. Mostly sunny, with a high near 64. Chance of precipitation is 30%.

    High: 64 °F

    Chance
    Showers then
    Sunny

Detailed Forecast

Today
Sunny, with a high near 85. South wind 3 to 6 mph.
Tonight
Mostly clear, with a low around 53. South wind 5 to 7 mph becoming calm after midnight.
Sunday
Sunny, with a high near 83. Calm wind becoming south 5 to 9 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 53. South wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 82. Southwest wind 3 to 7 mph.
Monday Night
A slight chance of showers, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers, mainly after 8am. High near 75. Chance of precipitation is 90%.
Tuesday Night
Showers, mainly before 2am. Low around 49. Chance of precipitation is 80%.
Wednesday
A chance of showers before 8am. Mostly sunny, with a high near 64. Chance of precipitation is 30%.
Wednesday Night
Clear, with a low around 38.
Thursday
Sunny, with a high near 65.
Thursday Night
Mostly clear, with a low around 38.
Friday
Mostly sunny, with a high near 69.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Unionville Center OH
 40.15°N 83.29°W (Elev. 997 ft)
Last Update:
4:00 am EDT Oct 4, 2025
Forecast Valid:
8am EDT Oct 4, 2025-6pm EDT Oct 10, 2025
 
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