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Perkiomen Valley 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 | Chance of Showers | 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 T-Storm | Chance of Showers | Chance of Showers |
| Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 50% | POP: 50% | POP: 30% | POP: 30% | POP: 30% | POP: 40% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 426 AM EDT Sun Aug 30 2026 
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Issued: 703 AM EDT Sun Aug 30 2026
Key Messages
1. Scattered showers and thunderstorms are anticipated to develop across portions of eastern Pennsylvania and New Jersey later today into tonight. Temperatures will be warmer with increasing humidity as well.
2. Heat and humidity will build into the middle of the week, along with daily chances for showers and thunderstorms. There is an increasing threat of severe thunderstorms during the middle of the week, namely Tuesday through Thursday.
Discussion
... KEY MESSAGE 1...Scattered shower...