Tornadoes are rated from F0 to F5 on the Fujita scale, based on wind speed and damage. The scale was developed by Theodore Fujita of the University of Chicago. - F0: Light damage, wind under 73 mph.

Rare tornado cluster hit Mass. in early. Woods Hole Oceanographic Institution climate scientist weighs in on what that says ...

SEATTLE - If you've ever seen stores about tornadoes, you've probably heard them referred to something like an "F1" or "F3". Much like hurricanes are rated on a scale of 1-5, tornadoes are rated on ...

Fairfield County only have been hit with F0 and F1 tornadoes One of Ohio's deadliest tornadoes was about an hour and a half away from Lancaster LANCASTER — The Midwest is over a month into tornado ...

On this day back in 1968, a tornado outbreak would ensue across a large chunk of the middle section of the United States with two F5 tornadoes touching down in the state of Iowa. Those two F5 ...

One state's earliest known most violent tornado carved through a town, including a college campus in an era decades before the first tornado warning was issued. On June 17, 1882, 143 years ago today, ...