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.

Partly Cloudy

59°F

15°C

Humidity 55%
Wind Speed SW 12 mph
Barometer 29.95 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 22 Apr 5:35 am EDT
Extended Forecast for

Marysville OH

  • Overnight

    Overnight: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55. West wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 55 °F

    Slight Chance
    T-storms

  • Wednesday

    Wednesday: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 75. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Mostly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. Calm wind becoming southwest 5 to 7 mph in the morning.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. South wind 3 to 5 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 58. Chance of precipitation is 80%.

    Low: 58 °F

    Showers

  • Saturday

    Saturday: Showers likely, mainly before 8am. Partly sunny, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 55. West wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 75. West wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 55. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Sunny, with a high near 79. Calm wind becoming southwest 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 56. South wind 3 to 5 mph.
Friday
A chance of showers between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 58. Chance of precipitation is 80%.
Saturday
Showers likely, mainly before 8am. Partly sunny, with a high near 72. Chance of precipitation is 60%.
Saturday Night
Partly cloudy, with a low around 48.
Sunday
Mostly sunny, with a high near 70.
Sunday Night
Partly cloudy, with a low around 50.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 74. Chance of precipitation is 40%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 55. Chance of precipitation is 70%.
Tuesday
A chance of showers. Partly sunny, with a high near 69. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marysville OH
 40.25°N 83.37°W (Elev. 997 ft)
Last Update:
4:00 am EDT Apr 22, 2026
Forecast Valid:
5am EDT Apr 22, 2026-6pm EDT Apr 28, 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