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

61°F

16°C

Humidity 63%
Wind Speed W 3 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 20 Jun 1:53 am EDT
Extended Forecast for

3 Miles ESE Upper Sandusky OH

  • Overnight

    Overnight: Partly cloudy, with a low around 56. Southwest wind around 5 mph.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers before 10am. Mostly sunny, with a high near 78. West wind 9 to 17 mph. Chance of precipitation is 20%.

    High: 78 °F

    Slight Chance
    Showers then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56. West wind 6 to 11 mph becoming light after midnight.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 78 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Rain, with thunderstorms also possible after 11pm. Low around 61. East wind 8 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    Low: 61 °F

    Rain

  • Monday

    Monday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 56. Southwest wind around 5 mph.
Saturday
A slight chance of showers before 10am. Mostly sunny, with a high near 78. West wind 9 to 17 mph. Chance of precipitation is 20%.
Saturday Night
Mostly clear, with a low around 56. West wind 6 to 11 mph becoming light after midnight.
Sunday
Increasing clouds, with a high near 78. Calm wind becoming southwest around 5 mph in the afternoon.
Sunday Night
Rain, with thunderstorms also possible after 11pm. Low around 61. East wind 8 to 16 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Monday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 73. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
A chance of showers after 2pm. Mostly sunny, with a high near 76. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 77. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Upper Sandusky OH
 40.83°N 83.22°W (Elev. 810 ft)
Last Update:
2:01 am EDT Jun 20, 2026
Forecast Valid:
2am EDT Jun 20, 2026-6pm EDT Jun 26, 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