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.

Overcast

70°F

21°C

Humidity 76%
Wind Speed SW 7 mph
Barometer 29.95 in (1013.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 14 Oct 3:53 am EDT
Extended Forecast for

Harpster OH

  • Overnight

    Overnight: A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 11am, then a slight chance of showers. Mostly cloudy, with a high near 77. Northeast wind 5 to 9 mph becoming northwest in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 54. Northeast wind 9 to 11 mph.

    Low: 54 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 72. East wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 57. South wind 7 to 17 mph becoming southwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers and
    Breezy

  • Friday Night

    Friday Night: A chance of showers before 8pm. Partly cloudy, with a low around 36. Breezy. Chance of precipitation is 30%.

    Low: 36 °F

    Breezy.
    Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 34.

    Low: 34 °F

    Clear

Detailed Forecast

Overnight
A chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 66. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and thunderstorms likely before 11am, then a slight chance of showers. Mostly cloudy, with a high near 77. Northeast wind 5 to 9 mph becoming northwest in the morning. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Mostly cloudy, with a low around 54. Northeast wind 9 to 11 mph.
Thursday
A slight chance of showers between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 72. East wind 6 to 8 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8pm. Low around 57. South wind 7 to 17 mph becoming southwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and possibly a thunderstorm. High near 63. Breezy. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers before 8pm. Partly cloudy, with a low around 36. Breezy. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 54.
Saturday Night
Clear, with a low around 34.
Sunday
Sunny, with a high near 64.
Sunday Night
Mostly clear, with a low around 42.
Monday
Mostly sunny, with a high near 67.
Monday Night
Mostly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harpster OH
 40.74°N 83.23°W (Elev. 899 ft)
Last Update:
4:02 am EDT Oct 14, 2026
Forecast Valid:
4am EDT Oct 14, 2026-6pm EDT Oct 20, 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