Iowa tornado rated state's strongest in 32 years

The storms are significantly dangerous. There are dearly few houses standing in the path of that tornado. F4.

An aerial view of a residential neighborhood in Parkersburg, Iowa, is seen a day after a tornado struck the town, Monday, May 26, 2008. This year is already the deadliest for tornadoes since 1998 and is on track to break records for the number of twisters too, the National Weather Service says. (AP Photo/Kevin Sanders)