Thunderstorm Wind — Cerro Gordo, Iowa

2024-07-04 · near Clear Lake, Cerro Gordo, Iowa

Event narrative

Delayed report of a boat dock, tree, and garage door damage around Clear Lake. Time of occurrence estimated by radar.

Wider weather episode

Following morning convection over central and southern Iowa tied to a system further south into Missouri, a frontal boundary sweeping across northern into the eastern parts of Iowa by the afternoon to evening resulted in additional showers and thunderstorms. The parameter space overhead included MLCAPE values of 1000+ J/kg and deep layer shear around 40-50+ knots. In particular, Cerro Gordo county received severe thunderstorm wind damage, with estimated gusts around 58 mph. Otherwise, no other reports were received for this particular event.

View location on OpenStreetMap → (43.1300, -93.4100)

Source: NOAA Storm Events Database, event_id 1199309. Narrative written by the NWS forecast office that issued the report.