Weather WorldMaple Run Reservoir, PA Weather Forecast
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Maple Run Reservoir Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  | |  |  |  |  | | |  | | |
| Chance of T-Storm | Patchy Fog | Patchy Fog | Partly Cloudy | Showers Likely | Showers Likely | Partly Sunny | Chance of Showers | Chance of Showers | Showers | Chance of Showers | Chance of Showers |
| Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 20% | POP: 70% | POP: 70% | POP: 30% | POP: 50% | POP: 60% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 247 AM EDT Tue Aug 18 2026 
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Maple Run Reservoir Forecast Discussion
Issued: 716 AM EDT Tue Aug 18 2026
Key Messages
1. A weak cold front will gradually sink south through the region through today, with isolated thunderstorms possible this afternoon.
2. Another cold front is expected to cross through the region on Thursday, resulting in greater chances for showers and thunderstorms. Likely remaining unsettled through the weekend, with daily chances of showers and storms each afternoon and evening.
Discussion
... KEY MESSAGE 1...A weak cold front will gradually sink south ...