Tornadoes are all unique when it comes to various factors, including how far they travel and how long they last. Rare ones ...

Louis estimates winds peaked around 155 miles per hour as the tornado rotated over Des Arc. Measuring 29.9 miles long and 0.87 miles wide, the twister was one of the largest in Missouri Friday night.

Richard Morris was particularly dangerous. The “violent” tornado formed at 11:13 p.m. and quickly grew to be a mile wide with winds of 190-mph, according to a National Weather Service report.