Jul 12, 2020
Thunderstorms initiated along a dry line in central Colorado moving east and forming a cluster of supercells that produced up to 70 mph wind gusts and large hail up to tennis ball in size across Yuma County. Supercells developed over Cheyenne County as the northern cluster crossed into Kansas and Nebraska. The southern cells eventually formed a cluster that was able to produce up to half dollar sized hail, a landspout, and caused a portion of Highway 385 to become impassable due to flash floodin
Source: NOAA National Weather Service Storm Events Database (event 909640). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Cheyenne County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.