May 15, 2020
Showers and thunderstorms tracked across central Iowa into eastern Iowa, northeast Missouri, and northwest Illinois late Friday afternoon and into the overnight hours. These storms brought heavy rain, frequent lightning, damaging winds, and large hail to the region. The hardest hit areas were Keokuk county in Iowa, towards Henry county in Iowa, where 50-70 mph winds occurred. A weak EF-1 tornado occurred near Atkinson, IL in Henry county in Illinois after 1015 pm and caused damage to trees and
Source: NOAA National Weather Service Storm Events Database (event 892845). Narrative written by NWS staff at the time of the event.
This event is one of many recorded floods in Warren County. See the full FEMA flood zone map, NFIP claim totals, and disaster history for the area.