Excessive Heat — Western Chester, Pennsylvania

2025-07-25 · Western Chester, Pennsylvania

Event narrative

The heat index at Chester County Airport reached 108 degrees.

Wider weather episode

A Bermuda high pressure and approaching cold front combined to produce a surge of heat and humidity across the region.

Source: NOAA Storm Events Database, event_id 1278980. Narrative written by the NWS forecast office that issued the report.