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 ...

Severe weather season usually begins to ramp up in March and lasts through the start of summer. The dramatic increase in sun ...

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

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 ...

The FOX23 Severe Weather Team is bringing you "Storm Smart," a special looking back at the record breaking number of tornados ...

COVINGTON, Tenn.– Several counties across the Mid-South are preparing for possible severe weather, including those in Tipton ...

After a powerful winter storm flooded roadways, dropped hail, and even brought a tornado to Southern California on Thursday, forecasters say more rain is headed our way Friday. “Lingering showers ...

A small tornado also touched down for two minutes in the Pico Rivera area between 3 a.m. and 4 a.m., according to the ...

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