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

72°F

22°C

Humidity 27%
Wind Speed NW 10 mph
Barometer 30.05 in (1017.3 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 8 Oct 4:53 pm EDT
Extended Forecast for

Marion OH

  • Tonight

    Tonight: Clear, with a low around 42. West wind 5 to 9 mph becoming calm in the evening.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Southeast wind 5 to 7 mph.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Increasing clouds, with a high near 78. Southeast wind 9 to 11 mph.

    High: 78 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 58 °F

    Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 69 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Mostly Cloudy

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. West wind 5 to 9 mph becoming calm in the evening.
Friday
Sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 55. Southeast wind 5 to 7 mph.
Saturday
Increasing clouds, with a high near 78. Southeast wind 9 to 11 mph.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 58. Southeast wind 10 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers and possibly a thunderstorm. High near 69. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Columbus Day
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
A chance of showers between 8am and 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 51.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marion OH
 40.58°N 83.13°W (Elev. 958 ft)
Last Update:
3:46 pm EDT Oct 8, 2026
Forecast Valid:
5pm EDT Oct 8, 2026-6pm EDT Oct 15, 2026
 
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