Sep 12, 2019
A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three-day period. Widespread heavy rainfall resulted and amounts reached a two-day record at Pipestone (6.75 inches) as well as totals of nearly 11 inches at Avoca, 9.24 inches at Edgerton, and 6.02 inches at Lake Wilson.
Source: NOAA National Weather Service Storm Events Database (event 858504). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Rock County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.