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

62°F

17°C

Humidity 80%
Wind Speed NE 14 mph
Barometer 30.19 in (1022.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 22 Sep 3:53 pm EDT
Extended Forecast for

Upper Sandusky OH

  • Tonight

    Tonight: A chance of showers before 1am, then a slight chance of showers after 4am. Cloudy, with a low around 56. East wind 14 to 16 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. East wind around 14 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 64 °F

    Showers
    Likely then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. East wind 8 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 70. East wind 9 to 11 mph.

    High: 70 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 44. East wind 3 to 8 mph.

    Low: 44 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of showers before 1am, then a slight chance of showers after 4am. Cloudy, with a low around 56. East wind 14 to 16 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 64. East wind around 14 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of thunderstorms, mainly before 7pm. Cloudy, then gradually becoming partly cloudy, with a low around 53. East wind 8 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 70. East wind 9 to 11 mph.
Thursday Night
Mostly clear, with a low around 44. East wind 3 to 8 mph.
Friday
Sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 46.
Saturday
Sunny, with a high near 69.
Saturday Night
Mostly clear, with a low around 47.
Sunday
Mostly sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 71.
Monday Night
Partly cloudy, with a low around 52.
Tuesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Upper Sandusky OH
 40.81°N 83.28°W (Elev. 801 ft)
Last Update:
4:01 pm EDT Sep 22, 2026
Forecast Valid:
4pm EDT Sep 22, 2026-6pm EDT Sep 29, 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