Cook County Board President Toni Preckwinkle issued a disaster proclamation today for Cook County in response to storms that hit the region on July 27. The County experienced severe thunderstorms, torrential rainfall, localized flash flooding, downed trees and power lines, structural damage, transportation disruptions and extensive utility outages across numerous municipalities. The National Weather Service confirmed EF-1 tornadoes in Country Club Hills, Glenwood and Lynwood, which impacted portions of Harvey, Markham, Homewood and Lansing.