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.

Light Rain Fog/Mist

61°F

16°C

Humidity 93%
Wind Speed E 6 mph
Barometer 29.78 in (1008.2 mb)
Dewpoint 59°F (15°C)
Visibility 4.00 mi
Last update 22 Jun 3:53 am EDT
Extended Forecast for

Upper Sandusky OH

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 59. East wind around 14 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 59 °F

    Showers

  • Monday

    Monday: Showers and thunderstorms before 2pm, then a chance of showers. High near 71. Northeast wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers then
    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 55. North wind 5 to 13 mph.

    Low: 55 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 77. Northwest wind 5 to 8 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.

    Low: 62 °F

    Chance
    Showers then
    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 59. East wind around 14 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before 2pm, then a chance of showers. High near 71. Northeast wind 10 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 55. North wind 5 to 13 mph.
Tuesday
Sunny, with a high near 77. Northwest wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 55. North wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 79.
Wednesday Night
A chance of showers, with thunderstorms also possible after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Chance of precipitation is 50%.
Thursday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 80.
Friday Night
Partly cloudy, with a low around 62.
Saturday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Upper Sandusky OH
 40.84°N 83.28°W (Elev. 801 ft)
Last Update:
3:46 am EDT Jun 22, 2026
Forecast Valid:
4am EDT Jun 22, 2026-6pm EDT Jun 28, 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