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

22°F

-6°C

Humidity 100%
Wind Speed Calm
Barometer 30.40 in (1030.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Last update 24 Mar 2:53 am EDT
Extended Forecast for

Upper Sandusky OH

  • Overnight

    Overnight: Mostly clear, with a low around 26. Light east wind.

    Low: 26 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 49. Southeast wind 5 to 7 mph becoming southwest in the afternoon.

    High: 49 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. Calm wind becoming southeast around 6 mph after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 63. South wind 6 to 11 mph.

    High: 63 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 52. South wind around 10 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of rain between 2pm and 5pm, then a chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Partly Sunny
    then Chance
    Rain and
    Breezy

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 35. Chance of precipitation is 90%.

    Low: 35 °F

    Rain

  • Friday

    Friday: Rain likely before 8am. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.

    High: 41 °F

    Rain Likely
    then Partly
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Light east wind.
Tuesday
Sunny, with a high near 49. Southeast wind 5 to 7 mph becoming southwest in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 35. Calm wind becoming southeast around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 63. South wind 6 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 52. South wind around 10 mph, with gusts as high as 21 mph.
Thursday
A chance of rain between 2pm and 5pm, then a chance of rain and thunderstorms after 5pm. Partly sunny, with a high near 74. Breezy. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Rain and possibly a thunderstorm. Low around 35. Chance of precipitation is 90%.
Friday
Rain likely before 8am. Mostly cloudy, with a high near 41. Chance of precipitation is 60%.
Friday Night
Mostly clear, with a low around 23.
Saturday
Sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Mostly sunny, with a high near 59.
Sunday Night
Mostly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 64.
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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:
3:37 am EDT Mar 24, 2026
Forecast Valid:
3am EDT Mar 24, 2026-6pm EDT Mar 30, 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