Compass, PA Weather Forecast
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| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Patchy Fog | Partly Cloudy | Partly Sunny | Chance of Showers | Chance of Showers | Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 71°FHi: 22°C | Lo: 61°FLo: 16°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C |
| POP: 40% | POP: 90% | POP: 90% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM EDT Fri Sep 18 2026 

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Issued: 130 PM EDT Fri Sep 18 2026
Key Messages
1. Tranquil conditions are anticipated through the daytime hours Saturday as high pressure centered north of the region slides slowly eastward.
2. A series of cold fronts and low pressure systems will keep unsettled weather over the area from Saturday night through Thursday. Heavy rain is possible Sunday and Sunday night.
Discussion
... KEY MESSAGE 1...Tranquil conditions are anticipated through the daytime hours Saturday as high pressure centered north of the region slides slowly eastw...
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