Penbrook, PA Weather Forecast
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Penbrook Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
| Patchy Fog | Patchy Fog | Patchy Fog | Partly Cloudy | Chance of Showers | Chance of Showers | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers | Showers Likely | Showers Likely |
| Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 50% | POP: 50% | POP: 40% | POP: 60% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 430 AM EDT Tue Sep 15 2026 

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Issued: 452 AM EDT Tue Sep 15 2026
Key Messages
1) One more day of comfortably cool/pleasant and rain-free conditions today
2) Warm/humid conditions return mid to late week with best odds for rain Thursday
Discussion
... KEY MESSAGE 1: One more day of comfortably cool/pleasant and rain-free conditions today
Clear skies, light/variable wind and very cool temps in the upper 30s to upper 40s will lead a fairly extensive valley fog as a result of air/water delta Ts easily exceeding 20 deg F.
The fog will dissipate between 12-1330Z as temp...
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