Flash Flood — Armstrong, Pennsylvania

2025-06-15 · near Leechburg, Armstrong, Pennsylvania

Event narrative

The public reported road flooding in Leechburg.

Wider weather episode

Stationary boundary and near climatological max precpitable water led to another round of showers and thunderstorms with very heavy rainfall on the 15th. With weak steering flow, storms were allowed to train over one another, producing rainfall amounts in the 2-4 inches range in as little as an hour.

View location on OpenStreetMap → (40.6300, -79.6000)

Source: NOAA Storm Events Database, event_id 1278789. Narrative written by the NWS forecast office that issued the report.