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Celestial Lake, PA Weather Forecast
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Celestial Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
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| Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Mostly Sunny | Chance of Showers | Showers | Showers Likely | Partly Sunny | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C |
| POP: 90% | POP: 70% | POP: 90% | POP: 100% | POP: 70% | POP: 40% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 900 AM EDT Thu Sep 17 2026 
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Issued: 519 AM EDT Thu Sep 17 2026
Key Messages
1) Very humid with locally heavy rainfall possible this afternoon
Discussion
... KEY MESSAGE 1: Very humid with locally heavy rainfall possible this afternoon
Highly anomalous moisture for this time of year (NAEFS mean pwat values near climatological maximum percentiles) pooling around the periphery of subtropical high over the southern Plains and lower MS Valley will interact with a surface cold front moving slowly south/southeastward from the lower Great Lakes to produce periods of sh...