The Enhanced Fujita Scale provides an estimated range of a tornado's wind speeds, based on the tornado's damage.
They're much more common than tornadoes. Here's why severe thunderstorms are dangerous and why you should take action when a warning is issued.
Parts of Mississippi are at risk of tornadoes, large hail, and damaging wind gusts up to 70 miles per hour later this week.
Researches found little evidence that tornadoes were getting weaker. Instead, it appears that a subjective tornado grading ...
A quirky aspect of the way we measure twisters helps explain why there hasn't been a top-tier-rated tornado in 12 years.
Residents were urged to seek shelter after a tornado caused damage in Seminole County, Florida, the National Weather Service in Melbourne said.
Tens of millions of people across the U.S. from the Plains to the Southeast are preparing for a potential multiday severe ...
Tornado warning: A sighting or weather radar indicated a tornado. Try to move to an interior room on the lowest level in a ...
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 ...
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 ...