National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion, Marion Municipal Airport (KMNN)

Lat: 40.62°NLon: 83.07°WElev: 994ft.

Mostly Cloudy

68°F

20°C

Humidity 81%
Wind Speed W 6 mph
Barometer 29.95 in (1013.5 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 6:53 am EDT
Extended Forecast for

5 Miles WNW Marion OH

  • Today

    Today: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. West wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 62 °F

    Showers
    Likely

  • Thursday

    Thursday: A chance of showers, mainly before 8am. Mostly sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 78 °F

    Chance
    Showers then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57. Northeast wind 5 to 7 mph becoming light and variable after midnight.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 79 °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 78. Chance of precipitation is 70%.

    High: 78 °F

    Mostly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 78. West wind 6 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely. Mostly cloudy, with a low around 62. Light and variable wind. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of showers, mainly before 8am. Mostly sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the afternoon. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday Night
Mostly clear, with a low around 57. Northeast wind 5 to 7 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 59.
Saturday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 59. Chance of precipitation is 60%.
Sunday
Mostly sunny, with a high near 75.
Sunday Night
Mostly clear, with a low around 55.
Monday
Sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Mostly sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WNW Marion OH
 40.61°N 83.21°W (Elev. 899 ft)
Last Update:
4:17 am EDT Aug 19, 2026
Forecast Valid:
7am EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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