The National Weather Service has issued a tornado watch until 9 p.m. for eight Illinois counties, including Henry.
Illinois counties under the watch are Henry, Bureau, Putnam, Carroll, Jo Daviess, Rock Island, Stephenson and Whiteside.
Several eastern Iowa counties are also under the watch, including in the Quad-City area.
The NWS says this is a "particularly dangerous situation. Strong long-lived tornados may occur."