Hail — Appanoose, Iowa

2024-06-13 · near Exline, Appanoose, Iowa

Event narrative

Storm chaser report of baseball-sized hail, along with a broken windshield. Time of occurrence estimated from radar.

Wider weather episode

A frontal boundary moved into an area of moderate instability over southern Iowa by the afternoon, characterized by 3000-4000 J/kg of MLCAPE, along with steep low level lapse rates and 40+ knots of deep shear. This interaction resulted in severe thunderstorms, with reported hail up to 2-2.75 inches in Appanoose county, though severe hail of smaller size also occurred in Davis county.

View location on OpenStreetMap → (40.6100, -92.8300)

Source: NOAA Storm Events Database, event_id 1190290. Narrative written by the NWS forecast office that issued the report.