Weather WorldMcComas Chapel, PA Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
McComas Chapel Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | | | | | |  |  |  |
| Chance of T-Storm | Mostly Clear | Mostly Sunny | Partly Cloudy | Sunny | Mostly Clear | Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers |
| Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C |
| POP: 50% | POP: 70% | POP: 70% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 400 AM EDT Sun Aug 23 2026 
McComas Chapel Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
McComas Chapel Weather Map
McComas Chapel Quick Facts
McComas Chapel Forecast Discussion
Issued: 316 AM EDT Sun Aug 23 2026
Key Messages
1. A cold front passes through the region later this morning. Conditions improve this afternoon.
2. Fair weather is expected to return later Sunday and should persist into the middle of the upcoming week.
Discussion
... KEY MESSAGE 1...A cold front passes through the region later this morning. Conditions improve this afternoon.
Low pressure tracking across central Canada will first pull a warm front through the region early this morning, and then a cold front passes through the region la...