Jul 1, 2020
Slow-moving thunderstorm cells over saturated ground caused localized flash flooding during the afternoon hours. An upper-level disturbance advancing quickly southeast across western Illinois promoted the growth of thunderstorms along an outflow boundary extending from southwest Illinois across western Kentucky. Very unstable air existed on the warm west side of the boundary, with dew points in the upper 70's. Weak low level inflow of this very unstable air ascended across the boundary, supporti
Source: NOAA National Weather Service Storm Events Database (event 905128). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Graves County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.