Weather World
Stone Valley Recreation Area, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Stone Valley Recreation Area Weather Forecast
| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
 |  |  | |  |  |  | | |  | | |
| Mostly Sunny | Chance of T-Storm | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Partly Sunny | Mostly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C |
| POP: 20% | POP: 50% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 430 AM EDT Tue Sep 01 2026 
Stone Valley Recreation Area Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Stone Valley Recreation Area Weather Map
Stone Valley Recreation Area Quick Facts
Stone Valley Recreation Area Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 225 AM EDT Tue Sep 1 2026
Key Messages
1) Late summer surge of heat and humidity brings multi-day severe thunderstorm and excessive rainfall threat to kickoff September
Discussion
... KEY MESSAGE 1:
A series of mid level impulses tracking eastward along the northern periphery of an expansive 500mb ridge will interact with anomalous moisture/instability and strong WNW flow aloft to promote a multi-day severe storm and excessive rain risk across portions of CPA Tuesday-Thursday. A surge of late summer heat (max temps 80-90F ra...