Cook County issued a disaster proclamation after severe storms caused flash flooding, structural damage, transportation disruption and extensive utility outages
A wind gust of 211 km/h (131 mph) measured near Holabird, South Dakota, during severe thunderstorms on June 29, 2026, would rank as the 15th-strongest thunderstorm wind gust ever recorded in the United States if confirmed. The storms damaged grain bins, metal buildings, trees and other infrastructure across several counties with straight-line winds extending from south-southwest of Andover into the town.
A train was derailed in Warren County, Illinois, as severe storms brought winds of up to 161 km/h (100 mph) across the region on June 17, with National Weather Service surveys confirming three EF-1 tornadoes in Illinois and Iowa.
Wednesday storms spawned softball-sized hail in Georgia and damaging winds in upstate York, but no fatalities were reported, as of posting.SPC received a total of 1,017 severe weather reports across 14 states on Wednesday (preliminary data) including 96
