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

28°F

-2°C

Humidity 69%
Wind Speed NW 12 mph
Barometer 30.52 in (1034.8 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 28 Mar 5:53 am EDT
Extended Forecast for

Marion OH

  • Today

    Today: Mostly sunny, with a high near 44. Northwest wind 6 to 10 mph.

    High: 44 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 32. South wind 3 to 8 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 59. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.

    High: 59 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 50. South wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 50 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 68. Southwest wind 10 to 15 mph.

    High: 68 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of rain, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance Rain

  • Tuesday

    Tuesday: A chance of rain after 2pm. Mostly cloudy, with a high near 78. Breezy. Chance of precipitation is 30%.

    High: 78 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain and thunderstorms, then rain likely after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.

    Low: 47 °F

    Chance
    T-storms then
    Rain Likely

  • Wednesday

    Wednesday: Rain likely, mainly before 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Rain Likely

Detailed Forecast

Today
Mostly sunny, with a high near 44. Northwest wind 6 to 10 mph.
Tonight
Increasing clouds, with a low around 32. South wind 3 to 8 mph.
Sunday
Partly sunny, with a high near 59. Southwest wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 50. South wind 9 to 11 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 68. Southwest wind 10 to 15 mph.
Monday Night
A chance of rain, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Tuesday
A chance of rain after 2pm. Mostly cloudy, with a high near 78. Breezy. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and thunderstorms, then rain likely after 2am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.
Wednesday
Rain likely, mainly before 2pm. Mostly cloudy, with a high near 57. Chance of precipitation is 70%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 30%.
Thursday
A chance of rain. Mostly cloudy, with a high near 50. Chance of precipitation is 40%.
Thursday Night
Rain likely. Mostly cloudy, with a low around 41. Chance of precipitation is 60%.
Friday
Rain likely. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marion OH
 40.59°N 83.16°W (Elev. 906 ft)
Last Update:
4:16 am EDT Mar 28, 2026
Forecast Valid:
6am EDT Mar 28, 2026-6pm EDT Apr 3, 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