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.

Overcast

54°F

12°C

Humidity 59%
Wind Speed S 13 mph
Barometer 30.21 in (1023.7 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill50°F (10°C)
Last update 12 Apr 9:53 am EDT
Extended Forecast for

Marion OH

  • Today

    Today: Partly sunny, with a high near 79. Southwest wind 11 to 18 mph, with gusts as high as 29 mph.

    High: 79 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, mainly after 3am. Mostly cloudy, with a low around 64. Southwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Mostly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 34 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 65. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Today
Partly sunny, with a high near 79. Southwest wind 11 to 18 mph, with gusts as high as 29 mph.
Tonight
A chance of showers, mainly after 3am. Mostly cloudy, with a low around 64. Southwest wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 76. Breezy, with a southwest wind 20 to 22 mph, with gusts as high as 34 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
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 65. South wind around 11 mph, with gusts as high as 22 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Southwest wind 14 to 16 mph, with gusts as high as 28 mph. 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 before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Thursday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 78. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 80.
Friday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 30%.
Saturday
A chance of showers. Mostly cloudy, with a high near 80. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marion OH
 40.58°N 83.13°W (Elev. 958 ft)
Last Update:
3:47 am EDT Apr 12, 2026
Forecast Valid:
10am EDT Apr 12, 2026-6pm EDT Apr 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation