A quirky aspect of the way we measure twisters helps explain why there hasn't been a top-tier-rated tornado in 12 years.

A prime example happened Feb. 24 in South Dakota, when a brief tornado documented by a storm chaser spun up over an open ...

There have been no reports of injuries or deaths from the tornado in Florida, but two homes were found collapsed, according to The Weather Channel. Florida averages 46 tornadoes per year, but ...

Researches found little evidence that tornadoes were getting weaker. Instead, it appears that a subjective tornado grading ...

Aerial video taken after an EF-2 tornado ripped through a Florida neighborhood north of Orlando shows one home torn to pieces and old oak trees ripped from their roots along a normally quiet community ...

Tornadoes are classified on the Enhanced Fujita scale, which ranges from EF0 to EF5. Originally created by famed tornado researcher Ted Fujita, the scale takes into account estimated wind speeds ...

Residents were urged to seek shelter after a tornado caused damage in Seminole County, Florida, the National Weather Service ...

The scale ranked these tornadoes from F0 (weakest) to F5 (strongest). The exact rank is determined by meteorologists and engineers after conducting surveys of damage from a particular storm. Upon ...

Parts of Mississippi are at risk of tornadoes, large hail, and damaging wind gusts up to 70 miles per hour later this week.

Tornado warning: A sighting or weather radar indicated a tornado. Try to move to an interior room on the lowest level in a ...