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Township of Warminster, PAWarminster, PA Weather Forecast
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Warminster Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | | | | | | |  |  |
| Chance of T-Storm | Partly Cloudy | Sunny | Clear | Sunny | Partly Cloudy | Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 90% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM EDT Sun Sep 13 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1237 AM EDT Sun Sep 13 2026
Key Messages
1. Low pressure lifting through the region through the morning will produce showers and thunderstorms with the potential for flash flooding across portions of the forecast area.
2. A cold front Thursday into Friday may bring some showers and thunderstorms.
Discussion
... KEY MESSAGE 1...Low pressure lifting through the region through the morning will produce showers and thunderstorms with the potential for flash flooding across portions of the forecast area.
The low and associated warm f...