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

81°F

27°C

Humidity 39%
Wind Speed SE 3 mph
Barometer 30.20 in
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 3 Oct 6:12 pm EDT
Extended Forecast for

North Lewisburg OH

  • Tonight

    Tonight: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 85. Light south wind.

    High: 85 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 53. Light south wind.

    Low: 53 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 55. South wind 3 to 6 mph.

    Low: 55 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after 8am. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.

    High: 76 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.

    Low: 51 °F

    Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 56. Calm wind.
Saturday
Sunny, with a high near 85. Light south wind.
Saturday Night
Clear, with a low around 53. Light south wind.
Sunday
Sunny, with a high near 84. Calm wind becoming south 5 to 7 mph in the afternoon.
Sunday Night
Clear, with a low around 55. South wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 84.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Tuesday
Showers likely, mainly after 8am. Mostly cloudy, with a high near 76. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before 2am. Mostly cloudy, with a low around 51. Chance of precipitation is 50%.
Wednesday
Mostly sunny, with a high near 66.
Wednesday Night
Clear, with a low around 41.
Thursday
Sunny, with a high near 67.
Thursday Night
Mostly clear, with a low around 43.
Friday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Lewisburg OH
 40.21°N 83.55°W (Elev. 1079 ft)
Last Update:
5:34 pm EDT Oct 3, 2025
Forecast Valid:
6pm EDT Oct 3, 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