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

Hazardous Weather Conditions

Current conditions at

Marion, Marion Municipal Airport (KMNN)

Lat: 40.62°NLon: 83.07°WElev: 994ft.

A Few Clouds

78°F

26°C

Humidity 54%
Wind Speed W 6 mph
Barometer 29.99 in (1015.4 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 25 Jul 6:53 pm EDT
Extended Forecast for

Sparta OH

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 83 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, mainly between 3am and 5am. Partly cloudy, with a low around 67. West wind around 6 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Southwest wind 7 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 85 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 68. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.

    Low: 62 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, partly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening.
Sunday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 83. Calm wind becoming west 5 to 7 mph in the afternoon.
Sunday Night
A chance of showers and thunderstorms, mainly between 3am and 5am. Partly cloudy, with a low around 67. West wind around 6 mph. Chance of precipitation is 30%.
Monday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 85. Southwest wind 7 to 10 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and possibly a thunderstorm. Low around 68. Southwest wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 62. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 58.
Thursday
Sunny, with a high near 79.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 63.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 82. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sparta OH
 40.4°N 82.69°W (Elev. 1309 ft)
Last Update:
4:02 pm EDT Jul 25, 2026
Forecast Valid:
7pm EDT Jul 25, 2026-6pm EDT Aug 1, 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