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

71°F

22°C

Humidity 79%
Wind Speed SW 9 mph
Barometer 29.95 in (1014.1 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 16 May 3:53 pm EDT
Extended Forecast for

2 Miles SW Sycamore OH

  • This Afternoon

    This Afternoon: A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    T-storms

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 62. South wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 81. South wind 6 to 11 mph. Chance of precipitation is 30%.

    High: 81 °F

    Partly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 66. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 66 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 87. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 32 mph.

    High: 87 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.

    Low: 71 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Breezy. Chance of precipitation is 70%.

    High: 86 °F

    Breezy.
    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.

    Low: 66 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
A chance of showers and thunderstorms. Mostly cloudy, with a high near 77. Southwest wind around 16 mph, with gusts as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 62. South wind 6 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 81. South wind 6 to 11 mph. Chance of precipitation is 30%.
Sunday Night
Mostly clear, with a low around 66. South wind 8 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 87. Breezy, with a southwest wind 13 to 21 mph, with gusts as high as 32 mph.
Monday Night
A slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 71. Chance of precipitation is 20%.
Tuesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Breezy. Chance of precipitation is 70%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 66. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 74.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Partly sunny, with a high near 63.
Thursday Night
Mostly cloudy, with a low around 48.
Friday
Partly sunny, with a high near 71.
Friday Night
Mostly cloudy, with a low around 54.
Saturday
A chance of showers. Partly sunny, with a high near 75.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Sycamore OH
 40.94°N 83.2°W (Elev. 801 ft)
Last Update:
4:02 pm EDT May 16, 2026
Forecast Valid:
4pm EDT May 16, 2026-6pm EDT May 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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