National Centers for Environmental Information reports:
The tornado that tracked through Wynne, Arkansas eventually moved from through the oxbows of the Mississippi River crossing between Tennessee and Arkansas a couple of times. Significant tree damage along the Mississippi River occurred. As the tornado passed over Corna Lake in Tipton County (the west side of the Mississippi River) and extreme southern Mississippi County, EF- 3 damage was observed. Peak winds were estimated at 145 mph in this part of Tipton County.