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Berwyn Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
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| Patchy Fog | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Partly Sunny | Showers | Showers | Rain Showers | Rain/Snow Showers | Partly Cloudy |
| Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 60°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C |
| POP: 70% | POP: 70% | POP: 30% | POP: 80% | POP: 90% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 735 AM EDT Mon Oct 12 2026 
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Issued: 649 AM EDT Mon Oct 12 2026
Key Messages
1) Dry and warm weather returns today.
2) A low pressure system will bring numerous showers and a chance for a few strong thunderstorms on Tuesday.
3) A deep upper trough may move through the region to end the week, bringing rain and the possibility for the first snow showers of the season.
Discussion
... KEY MESSAGE 1
The rain has push out overnight and ridging builds into the area today with dry and warmer conditions. Mostly cloudy skies will likely linger into the afternoon, however hi...