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

47°F

8°C

Humidity 83%
Wind Speed Calm
Barometer 30.12 in (1020.2 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 8 Oct 10:53 pm EDT
Extended Forecast for

Upper Sandusky OH

  • Tonight

    Tonight: Clear, with a low around 42. Calm wind.

    Low: 42 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.

    High: 74 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55. Southeast wind 5 to 9 mph.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 79. South wind 10 to 14 mph.

    High: 79 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 59. Southeast wind 11 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Sunday

    Sunday: Showers, mainly before 2pm. High near 69. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 69 °F

    Showers

  • Sunday Night

    Sunday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Columbus Day

    Columbus Day: Partly sunny, with a high near 76.

    High: 76 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 42. Calm wind.
Friday
Sunny, with a high near 74. Calm wind becoming south around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 55. Southeast wind 5 to 9 mph.
Saturday
Increasing clouds, with a high near 79. South wind 10 to 14 mph.
Saturday Night
Showers likely, mainly after 2am. Mostly cloudy, with a low around 59. Southeast wind 11 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday
Showers, mainly before 2pm. High near 69. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Columbus Day
Partly sunny, with a high near 76.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A chance of showers between 8am and 2pm. Mostly sunny, with a high near 75. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 50.
Wednesday
Partly sunny, with a high near 67.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Upper Sandusky OH
 40.84°N 83.28°W (Elev. 801 ft)
Last Update:
3:46 pm EDT Oct 8, 2026
Forecast Valid:
11pm EDT Oct 8, 2026-6pm EDT Oct 15, 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