Before dawn Saturday, more than a million people in and around San Francisco were awakened by a blaring notification more ...

But what are EF5 tornadoes, and are they different from their F5 counterparts? Here are all the available details regarding the nomenclature of the chaotic natural phenomena. Simply put ...

Oklahoma recently saw the destructive power of an EF5 tornado, but in the aftermath of the devastation, we've also been witness to the incredible resilience of the human spirit. Moore, OK resident ...

While there are caveats to rating tornadoes by their damage, these F/EF5 tornadoes are rare, particularly in December. Of the 59 such tornadoes since 1950 to achieve that rating, only the 1957 ...

A tornado watch remains in parts of Texas ... "a high confidence forecast of multiple intense tornadoes (rated EF2-EF5)." The designation only happens in around 7% of tornado watches, according ...