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.

Fog/Mist

55°F

13°C

Humidity 100%
Wind Speed S 8 mph
Barometer 30.12 in (1020.0 mb)
Dewpoint 55°F (13°C)
Visibility 0.75 mi
Wind Chill53°F (12°C)
Last update 6 Mar 4:53 am EST
Extended Forecast for

Marion OH

Dense Fog Advisory until March 6, 10:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory until March 6, 10:00am

    NOW until 10:00am Fri

    Dense Fog Advisory

  • Overnight

    Low: 52 °F

    Slight Chance
    Rain and
    Patchy Dense
    Fog

  • Friday

    Friday: A chance of rain, mainly before 11am. Areas of dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance Rain
    and Areas
    Dense Fog

  • Friday Night

    Friday Night: A chance of rain, mainly after 5am. Partly cloudy, with a low around 64. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 64 °F

    Partly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: Rain likely, then rain and possibly a thunderstorm after 10am. High near 70. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 70 °F

    Rain

  • Saturday Night

    Saturday Night: A slight chance of rain before 1am. Mostly cloudy, with a low around 43. Southwest wind 7 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 42.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 70.

    High: 70 °F

    Sunny

Detailed Forecast

Overnight
A slight chance of rain. Patchy dense fog. Otherwise, cloudy, with a low around 52. Light southeast wind. Chance of precipitation is 20%.
Friday
A chance of rain, mainly before 11am. Areas of dense fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 71. South wind 5 to 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
A chance of rain, mainly after 5am. Partly cloudy, with a low around 64. South wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Saturday
Rain likely, then rain and possibly a thunderstorm after 10am. High near 70. Southwest wind 14 to 18 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of rain before 1am. Mostly cloudy, with a low around 43. Southwest wind 7 to 15 mph becoming northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 42.
Monday
Sunny, with a high near 70.
Monday Night
A chance of rain after 1am. Partly cloudy, with a low around 52. Chance of precipitation is 30%.
Tuesday
A chance of rain. Partly sunny, with a high near 68. Chance of precipitation is 50%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 70%.
Wednesday
Rain. High near 64. Breezy. Chance of precipitation is 80%.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Marion OH
 40.58°N 83.13°W (Elev. 958 ft)
Last Update:
4:03 am EST Mar 6, 2026
Forecast Valid:
5am EST Mar 6, 2026-6pm EDT Mar 12, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation