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Tinicum Elementary School, PA Weather Forecast
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Tinicum Elementary School Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | |  |  | |  | | | |  |  |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Sunny | Mostly Clear | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Partly Sunny |
| Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 80°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C |
| POP: 90% | POP: 50% | POP: 50% | POP: 30% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 PM EDT Sun Aug 16 2026 
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Tinicum Elementary School Forecast Discussion
Issued: 137 AM EDT Mon Aug 17 2026
Key Messages
1. A frontal system passes through the region later today and tonight producing widespread showers with localized flash flooding.
2. A trailing mid-level short wave trough and weak cold front lead to the potential for additional rounds of showers and thunderstorms on Monday.
3. A cold front is expected to cross through the region Wednesday night into Thursday resulting in more shower and thunderstorm chances.
Discussion
... KEY MESSAGE 1...A frontal system p...