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City of Allentown, PAAllentown, PA Weather Forecast
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| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 | |  |  |  | | |  | | | | |
| Rain | Rain | Chance of Rain | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Sunny | Partly Cloudy |
| Hi: 70°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 41°FLo: 5°C | Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 35°FLo: 2°C |
| POP: 100% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM EST Thu Nov 05 2026 
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Issued: 634 AM EST Thu Nov 5 2026
Key Messages
1. A slow moving cold front approaches and moves through the area on Friday, bringing the potential for heavy rain to portions of the area beginning on Thursday.
Discussion
... KEY MESSAGE 1...A slow moving cold front approaches and moves through the area on Friday, bringing the potential for heavy rain to portions of the area beginning on Thursday.
Upper level troughing pivoting over the Great Lakes region slowly tracks eastward through Friday, before the upper low tracks overhead on S...