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Orrstown Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  | |  | |  |  | |  | | | |
| Sunny | Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Chance of Showers | Showers | Showers | Chance of Showers | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C |
| POP: 40% | POP: 90% | POP: 90% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 600 AM EDT Thu Oct 08 2026 
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Issued: 701 AM EDT Thu Oct 8 2026
Key Messages
1) Pleasant, uneventful early Fall weather to persist into the first part of the weekend.
2) Rain chances increase Sunday into Monday, as the remnants of Isaias quickly move through the Commonwealth.
Discussion
... KEY MESSAGE 1: Pleasant, uneventful early Fall weather to persist into the first part of the weekend.
Today should be breezy and seasonably cool behind the cold front that moved through overnight. Wind gusts will reach in the 20 to 30 mph range, with the stronger gusts in the ...