May 11, 2001
Rainfall developed along a trough over western Iowa on the evening of the 9th and scattered showers dropped southeast across the HSA increasing in areal coverage over southern Iowa. Radar rainfall estimates of 3 to 4 inches prompted the issuance of a Small Stream Flood Advisory for Adams County. Post-analysis showed these estimates were probably high by a factor of 1.5 to 2, as Corning measured only 2.12" near the center of the 3 to 4 inch radar estimate. Ottumwa measured 2.80", while, Beaconsf
Source: NOAA National Weather Service Storm Events Database (event 5242552). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Monroe County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.