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.

Mostly Cloudy

66°F

19°C

Humidity 90%
Wind Speed SW 5 mph
Barometer 29.98 in (1014.8 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 12:53 am EDT
Extended Forecast for

2 Miles SSW Marion OH

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Southwest wind 3 to 5 mph.

    Low: 62 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Southwest wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 61. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: Cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 78 °F

    Gradual
    Clearing

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. East wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely then
    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Southwest wind 3 to 5 mph.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 77. Southwest wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 61. Light and variable wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Cloudy through mid morning, then gradual clearing, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 56. East wind 3 to 6 mph.
Friday
Sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 59.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 77. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 58. Chance of precipitation is 60%.
Sunday
Sunny, with a high near 74.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Marion OH
 40.56°N 83.13°W (Elev. 997 ft)
Last Update:
3:46 pm EDT Aug 18, 2026
Forecast Valid:
1am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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