Weather WorldCass School, PA Weather Forecast
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| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
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| Clear | Mostly Sunny | Clear | Clearing | Clear | Sunny | Clear | Sunny | Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy |
| Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 61°FHi: 16°C | Lo: 31°FLo: -1°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 1102 PM EDT Wed Oct 21 2026 
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Issued: 743 PM EDT Wed Oct 21 2026
Key Messages
1) Frost Advisory in effect Thursday morning for portions of the region. Otherwise, the stretch for dry weather continues.
Discussion
... KEY MESSAGE 1... Over the next 24 hours, strengthening northerly flow will promote lower dew points early Thursday morning. Combined with radiational cooling and sufficient dry air, temperatures are expected to fall into the low to mid-30s, increasing the potential for frost. A Frost Advisory has been issued for counties that have not yet experienced...