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Flash Flood — Winnebago, IA

Jun 18, 2002

A line of thunderstorms formed over north central Iowa and dropped south. The storms were very elevated in nature and many produced pea to marble size hail and brief heavy rainfall. One of the cells became severe as it moved south to the west of Fort Dodge. The storm dropped three quarter inch diameter hail in that area for a brief period. A short time later, the cell regenerated as it moved into Hamilton County. The storm dropped nickle to quarter size hail as it passes through the Webster

Source: NOAA National Weather Service Storm Events Database (event 5294341). Narrative written by NWS staff at the time of the event.

Flood Risk Context for Winnebago, IA

This event is one of many recorded floods in Winnebago County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.

View Winnebago County flood data →

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