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.

Fair

61°F

16°C

Humidity 81%
Wind Speed SW 9 mph
Barometer 29.75 in (1007.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Jun 7:53 am EDT
Extended Forecast for

Sycamore OH

  • Today

    Today: Increasing clouds, with a high near 78. Southwest wind 9 to 13 mph.

    High: 78 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 66. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 66 °F

    Heavy Rain
    and Windy

  • Thursday

    Thursday: A slight chance of showers after 1pm. Mostly sunny, with a high near 75. Breezy, with a west wind 22 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.

    High: 75 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy during the early evening, then becoming mostly clear, with a low around 57. West wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 57 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 75. West wind 9 to 17 mph.

    High: 75 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.

    High: 78 °F

    Partly Sunny
    then Chance
    T-storms

Detailed Forecast

Today
Increasing clouds, with a high near 78. Southwest wind 9 to 13 mph.
Tonight
Showers and thunderstorms, mainly before 2am. Some of the storms could produce heavy rainfall. Low around 66. Windy, with a southwest wind 20 to 26 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
A slight chance of showers after 1pm. Mostly sunny, with a high near 75. Breezy, with a west wind 22 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy during the early evening, then becoming mostly clear, with a low around 57. West wind 6 to 13 mph, with gusts as high as 23 mph.
Juneteenth
Sunny, with a high near 75. West wind 9 to 17 mph.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 78.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 50%.
Sunday Night
A chance of showers and thunderstorms, then showers likely after 8pm. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Monday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 77.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sycamore OH
 40.96°N 83.17°W (Elev. 801 ft)
Last Update:
3:47 am EDT Jun 17, 2026
Forecast Valid:
8am EDT Jun 17, 2026-6pm EDT Jun 23, 2026
 
Forecast Discussion
 
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Additional Resources

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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