Illinois Weather Trivia for September 22nd
- Scattered thunderstorms developed along an outflow boundary across northwest Illinois, in a moist to near tropical atmosphere. A lone storm developed into a supercell across Bureau County, and produced hail up to baseball size. In Princeton, a car dealership had 400 of its 500 cars damaged by the storm.
- A strong tornado, which contained peak winds near 160 mph, struck between Joppa and the Metropolis airport in extreme southern Illinois. The damage path started about a mile from the Ohio River, where F1 winds uprooted numerous trees. As the tornado crossed U.S. Highway 45 near Joppa Road, a barn was destroyed. The tornado then strengthened to F3 intensity, destroying a log home. The roof and an exterior wall of the well-constructed log home were blown about 1/2 mile.Another house nearby sustained major damage. Four mobile homes were destroyed, along with garages and outbuildings. Part of a double wide mobile home blew into a church sanctuary. Two people were injured when a mobile home was destroyed. Another tornado moved into far southwest Illinois from Missouri, where it had been at F4 intensity; it produced F2 damage across portions of Jackson County, with estimated winds around 150 mph. In northeast Illinois, a tornado briefly touched down on the Loyola University campus in Chicago, then moved onto Lake Michigan.
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