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Village of Marengo, OHMarengo, OH Weather Forecast
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Marengo Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  | | |  | | |  | | | |
| Mostly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Clear | Sunny | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Mostly Clear |
| Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 50°FHi: 10°C | Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 132 PM EST Sun Nov 15 2026 
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Issued: 135 PM EST Sun Nov 15 2026
Key Messages
1) A large high pressure system will be the dominating weather pattern over the Ohio Valley and lower Great Lakes region for much of this week.
Discussion
... KEY MESSAGE 1... The lake effect rain showers are slowly coming to an end this afternoon. The latest radar trends have indicated a decrease in the coverage and intensity of the lake effect showers over the past few hours. A large and high pressure system currently over the Cornbelt of the Midwest will slowly build over the Ohio V...