Eighty Four, PA Weather Forecast
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Eighty Four Weather Forecast
| OVERNIGHT | TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
| Partly Cloudy | Sunny | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Sunny | Clear | Sunny | Clear | Sunny | Clear | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 70°FHi: 21°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 202 AM EDT Sat Oct 03 2026 

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Issued: 152 AM EDT Sat Oct 3 2026
Key Messages
1) Cooler and mainly dry from this weekend into early next week. Frost is a possibility Tuesday and Wednesday mornings, mainly northeast of Pittsburgh.
Discussion
... KEY MESSAGE 1... The broad trough will remain in place through the weekend and into next week, with temperatures returning to seasonal values for early October. The cooler temperatures will be reinforced by a shortwave digging through the upper trough on Sunday. This wave could pull moisture, from the boundary that become...
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