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.

Partly Cloudy

28°F

-2°C

Humidity 81%
Wind Speed Calm
Barometer 30.10 in (1020.4 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Last update 18 Nov 1:53 am EST
Extended Forecast for

Marengo OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. Light south wind.

    Low: 30 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain before 10am, then rain, possibly mixed with sleet between 10am and 11am, then a chance of rain after 11am. High near 40. Southeast wind 5 to 9 mph. Chance of precipitation is 90%. Little or no sleet accumulation expected.

    High: 40 °F

    Rain/Sleet
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 35. East wind around 7 mph becoming northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 49. East wind around 7 mph.

    High: 49 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 39. East wind 3 to 6 mph.

    Low: 39 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, with a high near 54.

    High: 54 °F

    Cloudy

  • Thursday Night

    Thursday Night: Rain likely. Cloudy, with a low around 46. Chance of precipitation is 70%.

    Low: 46 °F

    Rain Likely

  • Friday

    Friday: A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.

    High: 54 °F

    Chance Rain

  • Friday Night

    Friday Night: A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.

    Low: 34 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. Light south wind.
Tuesday
Rain before 10am, then rain, possibly mixed with sleet between 10am and 11am, then a chance of rain after 11am. High near 40. Southeast wind 5 to 9 mph. Chance of precipitation is 90%. Little or no sleet accumulation expected.
Tuesday Night
Rain likely, mainly before 10pm. Cloudy, then gradually becoming partly cloudy, with a low around 35. East wind around 7 mph becoming northeast after midnight. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Partly sunny, with a high near 49. East wind around 7 mph.
Wednesday Night
Mostly cloudy, with a low around 39. East wind 3 to 6 mph.
Thursday
Cloudy, with a high near 54.
Thursday Night
Rain likely. Cloudy, with a low around 46. Chance of precipitation is 70%.
Friday
A chance of rain. Mostly cloudy, with a high near 54. Chance of precipitation is 50%.
Friday Night
A chance of rain. Mostly cloudy, with a low around 34. Chance of precipitation is 50%.
Saturday
A chance of rain before 1pm. Mostly sunny, with a high near 49. Chance of precipitation is 30%.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marengo OH
 40.41°N 82.8°W (Elev. 1135 ft)
Last Update:
1:01 am EST Nov 18, 2025
Forecast Valid:
2am EST Nov 18, 2025-6pm EST Nov 24, 2025
 
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