National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Marion, Marion Municipal Airport (KMNN)

Lat: 40.62°NLon: 83.07°WElev: 994ft.

Overcast

82°F

28°C

Humidity 82%
Wind Speed SW 10 mph
Barometer 29.99 in (1014.9 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 16 Aug 11:53 am EDT
Extended Forecast for

4 Miles SE Marengo OH

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 9pm. Low around 68. West wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Showers then
    Mostly Cloudy

  • Monday

    Monday: A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.

    High: 79 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. North wind around 6 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 78 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.

    High: 78 °F

    Partly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.

    Low: 60 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. West wind 10 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 9pm. Low around 68. West wind 7 to 9 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers between 1pm and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Northwest wind 6 to 9 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 59. North wind around 6 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 78. Calm wind becoming west 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 56.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Marengo OH
 40.36°N 82.75°W (Elev. 1220 ft)
Last Update:
12:32 pm EDT Aug 16, 2026
Forecast Valid:
12pm EDT Aug 16, 2026-6pm EDT Aug 22, 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