Deck, PA Weather Forecast
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| TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Mostly Clear | Mostly Sunny | Partly Cloudy | Chance of Showers | Chance of Showers | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers | Chance of Showers | Showers Likely | Chance of Showers |
| Lo: 51°FLo: 11°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C |
| POP: 50% | POP: 50% | POP: 50% | POP: 70% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 600 PM EDT Tue Sep 15 2026 

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Issued: 307 PM EDT Tue Sep 15 2026
Key Messages
1) Warmer and more humid conditions return into midweek with highest odds for rain Thursday
Discussion
... KEY MESSAGE 1: Warmer and more humid conditions return into midweek with highest odds for rain Thursday
Latest CAMs support a modest increase in POPs across the northern tier of CPA late tonight into early Wednesday morning. Temps, dewpoints, and precip probs trend higher on Wednesday and peak on Thursday. A weak frontal boundary sinking southeast from the Lower Great Lakes will in...
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