The Enhanced Fujita or EF Scale is the system meteorologists use to estimate tornado strength by examining the damage it ...

TOR:CON is a 0-to-10 scale used by Storm Team 55 to show how likely tornadoes are within 50 miles of your area. It helps ...

Supercell thunderstorms are dangerous severe storms that unleash destructive hail, roaring winds and powerful tornadoes. They are responsible for nearly all of the United States m ...

Tornadoes are vertical funnels of rapidly spinning air. Their winds may top 250 miles an hour and can clear a pathway a mile wide and 50 miles long. Twisters are born in thunderstorms and are often ...

Tornado watch vs. warning explained: What the alerts mean, how tornadoes are rated on the EF scale and how to stay safe during storms in Houston.

The NWS said in a June 19 Facebook post that the strongest tornado, documented north of Jacksonville with an EF of at least 2, was not yet plotted. The Enhanced Fujita, or EF, Scale rates tornadoes ...