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

56°F

13°C

Humidity 53%
Wind Speed NE 9 mph
Barometer 30.37 in (1029.0 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 11 Apr 5:53 pm EDT
Extended Forecast for

Marion OH

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. Southeast wind 6 to 8 mph.

    Low: 45 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 80. Southwest wind 10 to 17 mph, with gusts as high as 28 mph.

    High: 80 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 65. Southwest wind 14 to 16 mph. Chance of precipitation is 20%.

    Low: 65 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely before 11am, then showers likely between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%. New rainfall amounts of less than a tenth 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 showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.

    Low: 63 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly cloudy, with a low around 45. Southeast wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 80. Southwest wind 10 to 17 mph, with gusts as high as 28 mph.
Sunday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 65. Southwest wind 14 to 16 mph. Chance of precipitation is 20%.
Monday
Showers and thunderstorms likely before 11am, then showers likely between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. South wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 40%.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
Wednesday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. Chance of precipitation is 40%.
Friday
Mostly sunny, with a high near 79.
Friday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Saturday
A chance of showers. Mostly cloudy, with a high near 74. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marion OH
 40.59°N 83.16°W (Elev. 906 ft)
Last Update:
4:01 pm EDT Apr 11, 2026
Forecast Valid:
6pm EDT Apr 11, 2026-6pm EDT Apr 18, 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