Excessive Heat — Western Montgomery, Pennsylvania

2025-06-23 to 2025-06-25 · Western Montgomery, Pennsylvania

Event narrative

Three days of high heat and humidity brought extreme heat indices. The heat index peaked at 107 degrees on June 23rd at Heritage Field.

Wider weather episode

A strong ridge of surface and upper level high pressure parked itself over much of the eastern United States, resulting in widespread extreme heat and humidity.

Source: NOAA Storm Events Database, event_id 1268062. Narrative written by the NWS forecast office that issued the report.