The National Weather Service has released the preliminary results of the tornado that left severe damage in Douglas and Leavenworth Co. Tuesday evening.
They have rated that tornado to be a mile wide EF-4, with peak winds of 170 mph.
The storm initially produced EF-3 damage in northeastern Douglas Co. before strengthening to create EF-4 damage in southern Leavenworth Co.
Their survey concluded that the tornado stayed on the ground for over 31 miles before finally lifting in southern Leavenworth Co.
The tornado touched down at 6:05 pm 12 miles away from Baldwin City. It was on the ground for nearly an hour before lifting at 7:00 pm, just west of Bonner Springs.
It left extensive damage in its wake, and cleanup is underway today in hard hit parts of Lawrence, and throughout the town of Linwood. 18 people sustained injuries, but there have not been any deaths reported.