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.

Fair

71°F

22°C

Humidity 94%
Wind Speed Calm
Barometer 30.01 in (1015.7 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 28 Jun 11:53 pm EDT
Extended Forecast for

Prospect OH

Heat Advisory June 30, 12:00pm until July 2, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Partly cloudy, with a low around 68. Light southeast wind.

    Low: 68 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 90. Heat index values as high as 97. Light southeast wind becoming south 5 to 9 mph in the morning.

    High: 90 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 73. South wind around 7 mph.

    Low: 73 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 94. Heat index values as high as 104. Southwest wind 7 to 13 mph.

    High: 94 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 75. Southwest wind 6 to 9 mph.

    Low: 75 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 95.

    High: 95 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 74.

    Low: 74 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75.

    Low: 75 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 68. Light southeast wind.
Monday
Mostly sunny, with a high near 90. Heat index values as high as 97. Light southeast wind becoming south 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 73. South wind around 7 mph.
Tuesday
Sunny, with a high near 94. Heat index values as high as 104. Southwest wind 7 to 13 mph.
Tuesday Night
Mostly clear, with a low around 75. Southwest wind 6 to 9 mph.
Wednesday
Sunny, with a high near 95.
Wednesday Night
Clear, with a low around 74.
Thursday
Sunny, with a high near 96.
Thursday Night
Mostly clear, with a low around 75.
Friday
A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 95. Chance of precipitation is 40%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Chance of precipitation is 40%.
Independence Day
A chance of showers and thunderstorms. Partly sunny, with a high near 93. Chance of precipitation is 40%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Prospect OH
 40.45°N 83.17°W (Elev. 899 ft)
Last Update:
11:02 pm EDT Jun 28, 2026
Forecast Valid:
12am EDT Jun 29, 2026-6pm EDT Jul 5, 2026
 
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