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.

Fog/Mist

44°F

7°C

Humidity 89%
Wind Speed Calm
Barometer 29.95 in (1014.8 mb)
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Last update 15 Feb 10:53 am EST
Extended Forecast for

Marion OH

  • Today

    Today: Mostly cloudy, with a high near 45. South wind around 5 mph.

    High: 45 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy

  • Washington's Birthday

    Washington's Birthday: Partly sunny, with a high near 51. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 51 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. South wind 6 to 9 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. South wind 6 to 8 mph.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.

    Low: 48 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 1pm. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 70%.

    High: 62 °F

    Rain Likely
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 45. South wind around 5 mph.
Tonight
Mostly cloudy, with a low around 33. Calm wind.
Washington's Birthday
Partly sunny, with a high near 51. Light southwest wind increasing to 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 38. South wind 6 to 9 mph.
Tuesday
Mostly cloudy, with a high near 54. South wind 6 to 8 mph.
Tuesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 48. Chance of precipitation is 20%.
Wednesday
Rain likely, mainly before 1pm. Mostly cloudy, with a high near 62. Breezy. Chance of precipitation is 70%.
Wednesday Night
Partly cloudy, with a low around 41.
Thursday
Mostly sunny, with a high near 59.
Thursday Night
Rain likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
A chance of rain. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Saturday
Partly sunny, with a high near 40.
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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:
3:32 am EST Feb 15, 2026
Forecast Valid:
11am EST Feb 15, 2026-6pm EST Feb 21, 2026
 
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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