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

48°F

9°C

Humidity 77%
Wind Speed NE 13 mph
Barometer 30.25 in (1024.8 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 21 May 6:53 am EDT
Extended Forecast for

Marion Municipal Airport OH

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 66. Northeast wind around 14 mph.

    High: 66 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 50. Northeast wind 9 to 13 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 71. East wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 59. Southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 59 °F

    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. High near 75. Southeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 75 °F

    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    T-storms then
    Chance
    Showers

  • Memorial Day

    Memorial Day: A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 66. Northeast wind around 14 mph.
Tonight
Partly cloudy, with a low around 50. Northeast wind 9 to 13 mph.
Friday
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 71. East wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 59. Southeast wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and possibly a thunderstorm before 8am, then showers between 8am and 11am, then showers and possibly a thunderstorm after 11am. High near 75. Southeast wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers before 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 20%.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Memorial Day
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 40%.
Monday Night
Mostly cloudy, with a low around 62.
Tuesday
A chance of showers. Mostly cloudy, with a high near 81. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 63.
Wednesday
A chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marion Municipal Airport OH
 40.62°N 83.07°W (Elev. 942 ft)
Last Update:
4:01 am EDT May 21, 2026
Forecast Valid:
7am EDT May 21, 2026-6pm EDT May 27, 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