National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marion, Marion Municipal Airport (KMNN)

Lat: 40.62°NLon: 83.07°WElev: 994ft.

Fair

42°F

6°C

Humidity 92%
Wind Speed Calm
Barometer 30.10 in (1019.9 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 19 Mar 10:53 pm EDT
Extended Forecast for

Sparta OH

  • Tonight

    Tonight: Increasing clouds, with a low around 41. South wind 6 to 9 mph.

    Low: 41 °F

    Increasing
    Clouds

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 64. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.

    High: 64 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 40. Northwest wind 7 to 11 mph becoming north after midnight. Chance of precipitation is 30%.

    Low: 40 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 63. Northeast wind around 7 mph becoming south in the afternoon.

    High: 63 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. Southwest wind 7 to 9 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 20%.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of rain before 2am. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 40%.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Monday

    Monday: Partly sunny, with a high near 45.

    High: 45 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 41. South wind 6 to 9 mph.
Friday
A chance of showers, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 64. Southwest wind 14 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 40. Northwest wind 7 to 11 mph becoming north after midnight. Chance of precipitation is 30%.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 63. Northeast wind around 7 mph becoming south in the afternoon.
Saturday Night
Partly cloudy, with a low around 49. Southwest wind 7 to 9 mph.
Sunday
A slight chance of showers after 2pm. Partly sunny, with a high near 74. Chance of precipitation is 20%.
Sunday Night
A chance of rain before 2am. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 40%.
Monday
Partly sunny, with a high near 45.
Monday Night
Mostly clear, with a low around 27.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 52.
Wednesday Night
Mostly cloudy, with a low around 40.
Thursday
A chance of rain. Partly sunny, with a high near 65. Breezy. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta OH
 40.38°N 82.72°W (Elev. 1368 ft)
Last Update:
3:31 pm EDT Mar 19, 2026
Forecast Valid:
11pm EDT Mar 19, 2026-6pm EDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation