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

74°F

23°C

Humidity 56%
Wind Speed N 9 mph
Barometer 30.14 in (1020.6 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 28 Aug 6:53 pm EDT
Extended Forecast for

Marseilles OH

  • Tonight

    Tonight: Mostly clear, with a low around 55. Northeast wind around 6 mph becoming calm in the evening.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 82. South wind around 6 mph.

    High: 82 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.

    Low: 64 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 6 to 10 mph.

    High: 87 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 69. Southwest wind around 6 mph.

    Low: 69 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 55. Northeast wind around 6 mph becoming calm in the evening.
Saturday
Increasing clouds, with a high near 82. South wind around 6 mph.
Saturday Night
Mostly cloudy, with a low around 64. Calm wind becoming south around 5 mph after midnight.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 87. Southwest wind 6 to 10 mph.
Sunday Night
Partly cloudy, with a low around 69. Southwest wind around 6 mph.
Monday
Mostly sunny, with a high near 90.
Monday Night
Partly cloudy, with a low around 72.
Tuesday
Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 73.
Wednesday
Mostly sunny, with a high near 92.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Thursday
A chance of showers. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
Thursday Night
A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Friday
A chance of showers. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Marseilles OH
 40.69°N 83.41°W (Elev. 899 ft)
Last Update:
3:46 pm EDT Aug 28, 2026
Forecast Valid:
7pm EDT Aug 28, 2026-6pm EDT Sep 4, 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