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

25°F

-4°C

Humidity 82%
Wind Speed W 5 mph
Barometer 29.96 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 17 Nov 3:55 am EST
Extended Forecast for

Marysville OH

  • Today

    Today: Sunny, with a high near 47. West wind 6 to 8 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: A chance of rain, mainly after 4am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 32 °F

    Partly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, possibly mixed with snow before 7am, then rain. High near 42. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 42 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: A chance of rain before 1am. Mostly cloudy, with a low around 34. Northeast wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 49. East wind 3 to 6 mph.

    High: 49 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain after 1pm. Cloudy, with a high near 56. Chance of precipitation is 30%.

    High: 56 °F

    Cloudy then
    Chance Rain

  • Thursday Night

    Thursday Night: Rain. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Rain

  • Friday

    Friday: Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Rain Likely

Detailed Forecast

Today
Sunny, with a high near 47. West wind 6 to 8 mph.
Tonight
A chance of rain, mainly after 4am. Increasing clouds, with a low around 32. Calm wind. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain likely, possibly mixed with snow before 7am, then rain. High near 42. Calm wind becoming southeast 5 to 8 mph in the morning. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
A chance of rain before 1am. Mostly cloudy, with a low around 34. Northeast wind 3 to 5 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Mostly cloudy, with a high near 49. East wind 3 to 6 mph.
Wednesday Night
Mostly cloudy, with a low around 38.
Thursday
A chance of rain after 1pm. Cloudy, with a high near 56. Chance of precipitation is 30%.
Thursday Night
Rain. Low around 48. Chance of precipitation is 90%.
Friday
Rain likely. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Friday Night
Rain likely, mainly before 1am. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Saturday
A chance of rain. Partly sunny, with a high near 50. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Mostly sunny, with a high near 52.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marysville OH
 40.25°N 83.4°W (Elev. 997 ft)
Last Update:
12:39 am EST Nov 17, 2025
Forecast Valid:
4am EST Nov 17, 2025-6pm EST Nov 23, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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