News Headlines
Hazardous Weather Conditions
Current conditions at
Marion, Marion Municipal Airport (KMNN)
Lat: 40.62°NLon: 83.07°WElev: 994ft.
Fog/Mist
66°F
19°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.95 in (1013.8 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 1.25 mi |
| Last update | 11 Aug 8:53 pm EDT |
Extended Forecast for
3 Miles SSW Marengo OH
Flood Watch August 11, 09:01pm until August 12, 08:00am
NOW until 8:00am Wed
Flood Watch
Tonight
Low: 65 °F
Slight Chance
T-storms then
Chance
ShowersWednesday
High: 81 °F
Mostly Cloudy
then Chance
T-stormsWednesday Night
Low: 65 °F
Chance
T-storms then
Chance
ShowersThursday
High: 81 °F
Mostly Cloudy
then Showers
LikelyThursday Night

Low: 64 °F
Showers
LikelyFriday

High: 80 °F
Chance
ShowersFriday Night

Low: 58 °F
Partly Cloudy
Saturday

High: 80 °F
Mostly Sunny
Detailed Forecast
Tonight
A slight chance of showers and thunderstorms, then a chance of showers after 11pm. Mostly cloudy, with a low around 65. Southwest wind around 6 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 81. West wind 5 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.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Southwest wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 81. South wind 3 to 7 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 64. Northwest wind around 5 mph becoming southeast after midnight. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Friday
A chance of showers, mainly before 8am. Partly sunny, with a high near 80. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 80.
Saturday Night
A chance of showers after 2am. Partly cloudy, with a low around 64. Chance of precipitation is 40%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Monday
Mostly sunny, with a high near 80.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 80.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
3 Miles SSW Marengo OH
40.37°N 82.84°W (Elev. 1073 ft)
40.37°N 82.84°W (Elev. 1073 ft)
4:47 pm EDT Aug 11, 2026
9pm EDT Aug 11, 2026-6pm EDT Aug 18, 2026



