Hail — Armstrong, Pennsylvania

2024-04-17 · near Waltersonville, Armstrong, Pennsylvania

Event narrative

Report of nickel hail.

Wider weather episode

A squall line developed in western Ohio on April 17th along a cold front before tracking east into western Pennsylvania. Behind the cold front, a 50kt low-level jet was measured on the KPBZ radar at 3,000ft and surface based instability ranged between 500J/kg to 1,000J/kg. As a result, widespread wind damage was noted with this passing system.

View location on OpenStreetMap → (40.9700, -79.5200)

Source: NOAA Storm Events Database, event_id 1169424. Narrative written by the NWS forecast office that issued the report.