EF1 tornado in Kendall County, Illinois

A tornado with estimated peak winds of 100 mph touched down between Beecher Road and Rob Roy Creek on the north side of Yorkville. The tornado moved east through Bristol producing tree damage and then moved through Oswego where extensive tree damage occurred. Numerous large trees were uprooted and snapped in a subdivision near Route 71. Some of the trees fell onto houses and other trees brought down utility poles and power lines. It is at this location, just east of the Fox River, where the tornado was likely at peak intensity. Roof damage to multiple homes occurred near Southbury Boulevard and Lakeshore Drive. The tornado continued moving east northeast producing sporadic tree damage and crossed into Will County just west of the intersection of Route 30 and Eola Road.

A derecho moved across northern Illinois during the evening of July 15th producing widespread wind damage and 30 tornadoes in northeast Illinois. One of these tornadoes crossed into northwest Indiana. At the height of the storms, 430,000 customers lost power with some power not restored for four days, on July 19th.