Flood — Union, Pennsylvania

2023-08-07 · near Linntown, Union, Pennsylvania

Event narrative

Flooding led to the closing of roads in Lewisburg, as Limestone Run left it's banks in the vicinity of 15th Street and Saint Mary's Street.

Wider weather episode

High CAPE (>2500 J/kg) and strong speed and directional shear contributed to a significant severe weather episode across south-central Pennsylvania during the afternoon and evening of August 7, 2023. Of note, a significant bow echo produced widespread wind damage and a trio of weak (EF0-EF1) tornadoes across southern York and Lancaster Counties.

View location on OpenStreetMap → (40.9639, -76.9006)

Source: NOAA Storm Events Database, event_id 1117356. Narrative written by the NWS forecast office that issued the report.