Flash Flood — Juniata, Pennsylvania

2023-07-09 · near Thompsontown, Juniata, Pennsylvania

Event narrative

Heavy rainfall led to flash flooding of roads, a park, and a residential area in Thompsontown. There was also damage to the local fire station that included the kitchen, restroom, a meeting room, and a truck bay.

Wider weather episode

Showers and thunderstorms developed in a warm and humid airmass over central Pennsylvania with moderate CAPE and very little CIN ahead of an approaching cold front. A few of the storms produced sporadic wind damage, and the widespread nature of this activity allowed the event to evolve into a flash flooding threat as well.

View location on OpenStreetMap → (40.5640, -77.2366)

Source: NOAA Storm Events Database, event_id 1107101. Narrative written by the NWS forecast office that issued the report.