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Barnesville Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  |  | |  | | | |  |  |
| Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Showers Likely | Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Mostly Sunny | Partly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 59°FHi: 15°C | Lo: 45°FLo: 7°C | Hi: 60°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C |
| POP: 100% | POP: 50% | POP: 70% | POP: 70% | POP: 50% | POP: 40% | POP: 40% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 600 AM EDT Sun Sep 20 2026 
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Issued: 638 AM EDT Sun Sep 20 2026
Key Messages
1) Periods of rain today, perhaps a few thunderstorms in the south.
2) Rainy potential continues into much of this week, although uncertainty remains in the details. On the cool side as well.
Discussion
... KEY MESSAGE 1: Periods of rain today, perhaps a few thunderstorms in the south.
A weak area of sfc low pressure near the PA-OH border will push east through the day today, resulting in periods of rainfall. A thunderstorm or two can not be ruled out across the south. Rain will be stead...