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.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

4 Miles ENE Harpster OH

  • Overnight

    Overnight: Mostly clear, with a low around 56. Light west wind.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.

    High: 77 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 62. East wind 6 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 62 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 71. East wind 13 to 15 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 71 °F

    Showers

  • Monday Night

    Monday Night: A chance of showers before 8pm. Partly cloudy, with a low around 56. North wind 6 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 56 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 40%.

    High: 78 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 59. Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 56. Light west wind.
Sunday
Increasing clouds, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Showers likely before 2am, then showers and possibly a thunderstorm between 2am and 5am, then showers likely after 5am. Low around 62. East wind 6 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday
Showers before 11am, then showers and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. High near 71. East wind 13 to 15 mph becoming north in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers before 8pm. Partly cloudy, with a low around 56. North wind 6 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Sunny, with a high near 76.
Tuesday Night
Mostly clear, with a low around 56.
Wednesday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 78. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 60.
Saturday
A chance of showers. Partly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ENE Harpster OH
 40.76°N 83.2°W (Elev. 899 ft)
Last Update:
3:47 pm EDT Jun 20, 2026
Forecast Valid:
1am EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation