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.

Partly Cloudy

68°F

20°C

Humidity 90%
Wind Speed NW 3 mph
Barometer 30.02 in (1016.0 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 10 Sep 11:53 pm EDT
Extended Forecast for

Sparta OH

  • Overnight

    Overnight: A slight chance of showers before 1am. Cloudy, with a low around 62. Light east wind. Chance of precipitation is 20%.

    Low: 62 °F

    Slight Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 79. East wind around 6 mph becoming light and variable in the afternoon.

    High: 79 °F

    Partly Sunny

  • Friday Night

    Friday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 63. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.

    Low: 63 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 65. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers before 1am. Cloudy, with a low around 62. Light east wind. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 79. East wind around 6 mph becoming light and variable in the afternoon.
Friday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 63. Southeast wind 5 to 7 mph. Chance of precipitation is 20%.
Saturday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 79. Southwest wind 6 to 9 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 65. Southwest wind around 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Sunday Night
A chance of showers before 8pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Wednesday
Showers likely. Partly sunny, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Thursday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta OH
 40.4°N 82.69°W (Elev. 1309 ft)
Last Update:
10:01 pm EDT Sep 10, 2026
Forecast Valid:
12am EDT Sep 11, 2026-6pm EDT Sep 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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