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Hazardous Weather Conditions
Current conditions at
Marion, Marion Municipal Airport (KMNN)
Lat: 40.62°NLon: 83.07°WElev: 994ft.
Overcast
75°F
24°C
| Humidity | 94% |
| Wind Speed | Calm |
| Barometer | 30.08 in (1018.1 mb) |
| Dewpoint | 73°F (23°C) |
| Visibility | 7.00 mi |
| Last update | 15 Aug 8:53 pm EDT |
Extended Forecast for
Marion OH
Flood Watch until August 16, 08:00am
NOW until 8:00am Sun

Flood Watch
Tonight

Low: 70 °F
Heavy Rain
Sunday

High: 84 °F
Showers
Sunday Night
Low: 69 °F
Showers
Likely then
Chance
ShowersMonday
High: 79 °F
Chance
Showers then
Mostly SunnyMonday Night

Low: 58 °F
Partly Cloudy
Tuesday

High: 78 °F
Sunny
Tuesday Night

Low: 62 °F
Mostly Clear
Wednesday
High: 78 °F
Mostly Sunny
then Showers
Likely
Detailed Forecast
Tonight
Showers and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms between midnight and 2am, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 70. South wind around 7 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
Showers and thunderstorms before 1pm, then showers and possibly a thunderstorm, mainly after 1pm. High near 84. Southwest wind 7 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely before 2am, then a chance of showers after 5am. Increasing clouds, with a low around 69. West wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, mainly before 7am. Partly sunny, with a high near 79. North wind 7 to 9 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 78.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 78. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 74.
Thursday Night
Partly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Marion OH
40.58°N 83.13°W (Elev. 958 ft)
40.58°N 83.13°W (Elev. 958 ft)
3:47 pm EDT Aug 15, 2026
9pm EDT Aug 15, 2026-6pm EDT Aug 22, 2026



