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Chester County Weather Forecast
| REST OF TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Sunny | Clear | Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny |
| Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 91°FHi: 33°C | Lo: 65°FLo: 18°C | Hi: 95°FHi: 35°C | Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C |
| POP: 20% | POP: 40% | POP: 50% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 905 PM CDT Tue Aug 25 2026 
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Issued: 634 PM CDT Tue Aug 25 2026
Key Messages
Issued at 634 PM CDT Tue Aug 25 2026- An unsettled forecast is expected Wednesday with multiple rounds of thunderstorms expected across the Mid-South.
- A Slight (level 2 out of 5) Risk of severe thunderstorms is now in place for areas along and to the west of the Mississippi River with a Marginal (level 1 out of 5) Risk elsewhere. The primary severe hazard will be damaging winds.
- A cold front will pass through the region Thursday, bringing more seasonable temperatures to the region thr...