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

70°F

21°C

Humidity 49%
Wind Speed N 10 mph
Barometer 30.24 in (1024.1 mb)
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 14 Oct 5:53 pm EDT
Extended Forecast for

Marseilles OH

  • Tonight

    Tonight: Mostly clear, with a low around 48. Northeast wind 3 to 8 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 66. North wind 6 to 9 mph.

    High: 66 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 39 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 67. Calm wind becoming northeast 5 to 7 mph in the morning.

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. Northeast wind around 6 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.

    High: 79 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 48. Northeast wind 3 to 8 mph.
Wednesday
Mostly sunny, with a high near 66. North wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 39. Northeast wind 3 to 6 mph.
Thursday
Sunny, with a high near 67. Calm wind becoming northeast 5 to 7 mph in the morning.
Thursday Night
Mostly clear, with a low around 38. Northeast wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 70.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 30%.
Saturday Night
Showers likely, mainly after 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Sunday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 65. Chance of precipitation is 60%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 62.
Monday Night
Partly cloudy, with a low around 44.
Tuesday
Mostly sunny, with a high near 65.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marseilles OH
 40.69°N 83.41°W (Elev. 899 ft)
Last Update:
3:36 pm EDT Oct 14, 2025
Forecast Valid:
6pm EDT Oct 14, 2025-6pm EDT Oct 21, 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