Apr 17, 2013
An upper level disturbance tracked over Iowa and northern Missouri April 17th and 18th, bringing several rounds of showers and thunderstorms to the region. Heavy rains of 3 to 7 inches were recorded over the 48 hour period. This resulted in widespread flash flooding. Some of the stronger storms also produced large hail and wind gusts over 60 mph.
Source: NOAA National Weather Service Storm Events Database (event 446775). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Linn County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.