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

Hazardous Weather Conditions

Current conditions at

Marysville Union County Airport (KMRT)

Lat: 40.22°NLon: 83.35°WElev: 1021ft.

Light Rain

68°F

20°C

Humidity 100%
Wind Speed S 6 mph
Barometer 29.94 in
Dewpoint 68°F (20°C)
Visibility 9.00 mi
Last update 11 Aug 5:35 pm EDT
Extended Forecast for

Plain City OH

Flood Watch August 11, 05:55pm until August 12, 08:00am
Severe T-storm Watch August 11, 05:55pm until August 11, 08:00pm
Click here for hazard details and duration
Flood Watch
Severe T-storm Watch
  •  
    Flood Watch August 11, 05:55pm until August 12, 08:00am
    Severe T-storm Watch August 11, 05:55pm until August 11, 08:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 82 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 65. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 82. West wind 3 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers before 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. High near 82. West wind around 10 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 65. Southwest wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms, mainly after 5pm. Mostly cloudy, with a high near 82. West wind 3 to 8 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. North wind around 6 mph becoming light and variable in the evening. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, with thunderstorms also possible after 11am. Mostly cloudy, with a high near 82. Southwest wind 3 to 6 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers before 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Friday Night
Partly cloudy, with a low around 59.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
A chance of showers after 2am. Partly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 81.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Plain City OH
 40.11°N 83.27°W (Elev. 928 ft)
Last Update:
4:00 pm EDT Aug 11, 2026
Forecast Valid:
5pm EDT Aug 11, 2026-6pm EDT Aug 18, 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