Nemacolin, PA Weather Forecast
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Nemacolin Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
| Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers |
| Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 60°FLo: 16°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C |
| POP: 50% | POP: 90% | POP: 90% | POP: 50% | POP: 70% | POP: 70% | POP: 70% | POP: 70% | POP: 60% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 803 PM EDT Fri Sep 18 2026 

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Issued: 754 PM EDT Fri Sep 18 2026
Key Messages
1) Rain chances return Sunday into early next week. Rain may be heavy at times, and could lead to localized flooding and/or river rises.
Discussion
... KEY MESSAGE 1... Another period of extended wet weather is forecast to enter the area Saturday night and into Sunday morning. Ascent will mostly be due to a shortwave trough and ridge breakdown in a transition to more quasi-zonal flow for the beginning of next week.
The highest chance of convective rain will likely come early Sunday morn...
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