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.

Fair

28°F

-2°C

Humidity 69%
Wind Speed NA
Barometer 30.56 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 28 Mar 7:55 am EDT
Extended Forecast for

4 Miles NE North Lewisburg OH

  • Today

    Today: Sunny, with a high near 44. Northwest wind 3 to 7 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 32. Calm wind becoming south around 6 mph after midnight.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Mostly cloudy, with a high near 58. Southwest wind 6 to 14 mph.

    High: 58 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 49. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 49 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 68. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 68 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 77. Breezy. Chance of precipitation is 30%.

    High: 77 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.

    High: 58 °F

    Showers
    Likely

Detailed Forecast

Today
Sunny, with a high near 44. Northwest wind 3 to 7 mph.
Tonight
Increasing clouds, with a low around 32. Calm wind becoming south around 6 mph after midnight.
Sunday
Mostly cloudy, with a high near 58. Southwest wind 6 to 14 mph.
Sunday Night
Mostly cloudy, with a low around 49. Southwest wind 7 to 9 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 68. Southwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday Night
A slight chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 77. Breezy. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 58. Chance of precipitation is 70%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly cloudy, with a high near 50. Chance of precipitation is 50%.
Thursday Night
Showers likely. Mostly cloudy, with a low around 40. Chance of precipitation is 60%.
Friday
Showers likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE North Lewisburg OH
 40.28°N 83.51°W (Elev. 1093 ft)
Last Update:
4:00 am EDT Mar 28, 2026
Forecast Valid:
8am EDT Mar 28, 2026-6pm EDT Apr 3, 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