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Hazardous Weather Conditions

Current conditions at

Marion, Marion Municipal Airport (KMNN)

Lat: 40.62°NLon: 83.07°WElev: 994ft.

Overcast

71°F

22°C

Humidity 100%
Wind Speed N 3 mph
Barometer 30.08 in (1017.9 mb)
Dewpoint 71°F (22°C)
Visibility 7.00 mi
Last update 29 Jul 4:53 am EDT
Extended Forecast for

Marion Municipal Airport OH

Heat Advisory July 29, 12:00pm until July 29, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 91 °F

    Areas Fog
    then Mostly
    Sunny

  • Tonight

    Tonight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 69. North wind around 5 mph becoming calm in the evening.

    Low: 69 °F

    Mostly Clear
    then Patchy
    Fog

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Heat index values as high as 95. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.

    High: 90 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Northeast wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northeast wind 9 to 13 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 77.

    High: 77 °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

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 91. Heat index values as high as 98. Calm wind becoming northeast around 6 mph in the afternoon.
Tonight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 69. North wind around 5 mph becoming calm in the evening.
Wednesday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 90. Heat index values as high as 95. Calm wind becoming north around 6 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
A chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 67. Northeast wind around 9 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 79. Northeast wind 9 to 13 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 55.
Saturday
Sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Sunny, with a high near 82.
Sunday Night
Mostly clear, with a low around 59.
Monday
Mostly sunny, with a high near 83.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Marion Municipal Airport OH
 40.62°N 83.07°W (Elev. 942 ft)
Last Update:
1:53 am EDT Jul 29, 2025
Forecast Valid:
5am EDT Jul 29, 2025-6pm EDT Aug 4, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation