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.

Mostly Cloudy

75°F

24°C

Humidity 57%
Wind Speed W 14 mph
Barometer 29.92 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 20 Jun 4:15 pm EDT
Extended Forecast for

North Lewisburg OH

  • Tonight

    Tonight: Mostly clear, with a low around 55. West wind 8 to 13 mph becoming light in the evening.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 77. Calm wind becoming southwest around 5 mph.

    High: 77 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 61. East wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 61 °F

    Showers

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8am. High near 75. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 56. North wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.

    High: 77 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. West wind 8 to 13 mph becoming light in the evening.
Sunday
Increasing clouds, with a high near 77. Calm wind becoming southwest around 5 mph.
Sunday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 1am. Low around 61. East wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 8am. High near 75. Southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 56. North wind 6 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
Wednesday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 78.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Lewisburg OH
 40.21°N 83.55°W (Elev. 1079 ft)
Last Update:
4:00 pm EDT Jun 20, 2026
Forecast Valid:
4pm EDT Jun 20, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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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