Weather WorldKoppel, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Koppel Weather Forecast
| THIS AFTERNOON | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  | | |  | | | | | |  |
| Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Showers | Showers | Chance of Showers | Showers | Mostly Cloudy |
| Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C |
| POP: 20% | POP: 80% | POP: 100% | POP: 50% | POP: 40% | POP: 50% | POP: 50% | POP: 70% | POP: 70% | POP: 60% | POP: 60% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1209 PM EDT Sat Sep 19 2026 
Koppel Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Koppel Weather Map
Koppel Quick Facts
Koppel Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 201 PM EDT Sat Sep 19 2026
Key Messages
1) Rain chances return Sunday and continue into early next week. Longer duration rainfall totals could be high and lead to localized flooding and/or river rises
2) Much cooler temperatures arrive by mid-week
Discussion
... KEY MESSAGE 1... A more active pattern is on the horizon beginning later Saturday evening and continuing through next week. A breakdown of the southeastern CONUS ridging will open the door for rounds of waves embedded within quasi-zonal flow and associated rain.
Round ...