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.

Light Rain Fog/Mist

70°F

21°C

Humidity 100%
Wind Speed S 6 mph
Barometer 30.24 in (1023.3 mb)
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 17 Sep 4:53 am EDT
Extended Forecast for

3 Miles ENE Sycamore OH

  • Overnight

    Overnight: A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 81 °F

    Chance
    T-storms and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    Showers

  • Friday

    Friday: Partly sunny, with a high near 77. Northeast wind 9 to 11 mph.

    High: 77 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 57. East wind 6 to 9 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 77 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%.

    Low: 67 °F

    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    T-storms then
    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Patchy fog. Otherwise, mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. Calm wind becoming west around 6 mph in the morning. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Northeast wind 3 to 6 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Partly sunny, with a high near 77. Northeast wind 9 to 11 mph.
Friday Night
Partly cloudy, with a low around 57. East wind 6 to 9 mph.
Saturday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Showers and possibly a thunderstorm. Low around 67. Chance of precipitation is 90%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Chance of precipitation is 70%.
Sunday Night
A chance of thunderstorms before 8pm. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Monday
A chance of showers before 2pm. Mostly cloudy, with a high near 72. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 40%.
Tuesday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Wednesday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Sycamore OH
 40.98°N 83.11°W (Elev. 860 ft)
Last Update:
3:47 am EDT Sep 17, 2026
Forecast Valid:
5am EDT Sep 17, 2026-6pm EDT Sep 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