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

One question you may ask yourself is how tornadoes are measured? It's with the Enhanced Fujita (EF) scale which is gives a ...

An EF0 tornado touched down in Los Angeles County early Thursday morning, causing damage to a Pico Rivera neighborhood, the ...

Windspeeds reached 85 mph for about two minutes as the tornado traversed about a mile just west of the 605 Freeway.

Video shows the moment a tornado touched down in Pico Rivera early Thursday morning, leaving behind a trail of destruction. At around 3:15 a.m., the tornado, an EF-0 on the Enhanced Fujita scale ...

A rare sight in California - a tornado - slammed a Pico Rivera neighborhood early Thursday during the state’s latest storm.

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

Parts of the city had been urged to evacuate as a powerful system brought rain and snow up and down the state.

A tornado touched down in a Los Angeles County neighborhood early Thursday morning, a rare event in Southern California. With ...

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 ...

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