Jun 26, 2018
A slow-moving occluded surface low continued to trek into and across Iowa, provided another opportunity for some periods of moderate to heavy rainfall and funnel clouds. Unlike the day prior, overall conditions were not quite as conducive for heavy rainfall and numerous funnel clouds, but were still an option. Overall instability was less with MUCAPE values only around 1000 J/kg, but with boundaries in the area and lifted condensation levels around 750 m, the possibility of a few funnel clouds w
Source: NOAA National Weather Service Storm Events Database (event 766992). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Polk County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.