Hail in Bureau County, Illinois

Also reported by emergency manager, law enforcement, and the fire department.Hail across Princeton ranged from 1.00 inch to 2.75 inches with the most significant hail damage on the south side of the city. State police also reported golfball sized hail (1.75 inch) at the Princeton exit on Interstate 80 (exit 56).

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, Illinois, a car dealership had 400 of its 500 cars damaged by the storm. Additionally, a downburst produced damaging winds in the city of Princeton. The storm turned to the right at Princeton and moved in a southeast direction toward the Illinois River and Putnam County.A survey of the damage indicated a sporatic to near continuous damage path across Bureau County. The damage path started out about 2 miles wide west of Princeton and expanded to around 5 miles wide southeast of Princeton along the Illinois River. The storm weakened rapidly after exiting Bureau County but not before producing significant severe hail in Putnam County.