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.

Overcast

65°F

18°C

Humidity 93%
Wind Speed Calm
Barometer 30.02 in (1016.1 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 25 Jun 11:53 pm EDT
Extended Forecast for

Sycamore OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 60. Light southwest wind.

    Low: 60 °F

    Mostly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 76. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Mostly Cloudy
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 64. East wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 64 °F

    Showers

  • Saturday

    Saturday: Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 2pm. Mostly cloudy, with a high near 76. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph becoming calm after midnight.

    Low: 62 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 60. Light southwest wind.
Friday
Showers likely, with thunderstorms also possible after 5pm. Mostly cloudy, with a high near 76. Light and variable wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm. Low around 64. East wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Showers and thunderstorms likely before 11am, then a chance of showers between 11am and 2pm. Mostly cloudy, with a high near 76. North wind around 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
Partly cloudy, with a low around 62. Northeast wind 5 to 8 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 90.
Monday Night
Mostly clear, with a low around 72.
Tuesday
Sunny, with a high near 94.
Tuesday Night
Mostly clear, with a low around 75.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 76.
Thursday
Sunny, with a high near 95.
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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:
7:47 pm EDT Jun 25, 2026
Forecast Valid:
12am EDT Jun 26, 2026-6pm EDT Jul 2, 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