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

Harpster OH

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph.

    Low: 63 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. East wind around 5 mph. Chance of precipitation is 30%.

    High: 81 °F

    Patchy Fog
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 7 mph. Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.

    Low: 69 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.

    High: 80 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. Northeast wind 5 to 10 mph.
Monday
A chance of thunderstorms after 5pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 81. East wind around 5 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 69. East wind around 6 mph becoming light and variable after midnight. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 84. Southwest wind 6 to 8 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southwest wind around 7 mph. Chance of precipitation is 20%.
Wednesday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 87. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Juneteenth
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Chance of precipitation is 40%.
Thursday Night
Partly cloudy, with a low around 61.
Friday
Mostly sunny, with a high near 82.
Friday Night
Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Mostly sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harpster OH
 40.75°N 83.26°W (Elev. 899 ft)
Last Update:
6:02 pm EDT Jun 15, 2025
Forecast Valid:
9pm EDT Jun 15, 2025-6pm EDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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