Thunderstorm Wind — Johnson, Iowa

2025-08-15 · near Iowa City, Johnson, Iowa

Event narrative

Many tree branches ranging in sizes up to six inches in diameter down.

Wider weather episode

Hot weather resulted in daily episodes of clusters of storms with damaging winds, isolated hail, and some areas of flash flooding from August 12 through August 18th. The most widespread activity occurred August 15th, and 18th, when several lines of storms moved through the area.

View location on OpenStreetMap → (41.6600, -91.5000)

Source: NOAA Storm Events Database, event_id 1275237. Narrative written by the NWS forecast office that issued the report.