The Enhanced Fujita Scale provides an estimated range of a tornado's wind speeds, based on the tornado's damage.

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

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

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 tornado hit central Florida on Monday, destroying two homes, uprooting trees and disrupting a FOX TV show as it was ...

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 ...

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

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

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 ...

Tuesday’s early-morning Ada area tornadoes caused widespread damage. Damage surveys are preliminary, but the National Weather Service has tentatively rated both the Ada tornado and the Union Valley ...

WATERTOWN, S.D. (KFGO KWAT) – South Dakota’s first-ever documented tornado in February will go down as an “EF-U” on the ...