In this Thursday, April 9, 2015 photo provided by Northern Illinois University meteorology professor Walker Ashley, a funnel cloud moves through near Franklin Grove, Ill. The National Weather Service says at least two tornadoes churned through six north-central Illinois counties on Thursday evening.
In this Thursday, April 9, 2015 photo provided by Northern Illinois University meteorology professor Walker Ashley, a funnel cloud moves through near Franklin Grove, Ill. The National Weather Service says at least two tornadoes churned through six north-central Illinois counties on Thursday evening. AP
In this Thursday, April 9, 2015 photo provided by Northern Illinois University meteorology professor Walker Ashley, a funnel cloud moves through near Franklin Grove, Ill. The National Weather Service says at least two tornadoes churned through six north-central Illinois counties on Thursday evening. AP