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Lancaster State Forest Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  |  |  |  | |  | | | | |
| Mostly Sunny | Mostly Cloudy | Patchy Fog | Partly Cloudy | Chance of Showers | Chance of Showers | Mostly Clear | Mostly Clear | Mostly Sunny | Chance of Showers | Mostly Sunny | Mostly Clear |
| Hi: 70°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Hi: 55°FHi: 13°C Lo: 39°FLo: 4°C |
| POP: 50% | POP: 40% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 404 AM EDT Wed Sep 30 2026 
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Issued: 331 AM EDT Wed Sep 30 2026
Key Messages
- Dry, with temperatures trending above normal through the end of the week
- Next chance for showers arrives Friday with a sweeping cold front followed by a sharp drop in temperatures.
- A secondary, sharp temperature drop is expected with potential for more showers heading into next week.
Discussion
... KEY MESSAGE 1...Dry, with temperatures trending above normal through the end of the week
Surface high pressure and a mid-level ridge have started to build in, bringing a warmer and drier airm...