EF5 tornado ratings are rare for two reasons: The first is that tornadoes of that intensity are uncommon events. Most tornadoes have wind speeds well under the 201 mph threshold for EF5, Lyza said.

EF5 tornadoes have wind speeds of 201 miles per hour or higher, making them incredibly destructive. However, only 0.05% of tornadoes are EF5, making them incredibly rare.

Moore, Oklahoma, tornado May 20, 2013. The most recent EF5 tornado in U.S. occurred on May 20, 2013, when a devastating twister barreled through Moore, Oklahoma, killing 24 and injuring hundreds more.

Twelve years ago, the last EF5 tornado to hit the United States tore through Moore, Oklahoma. The violent storm carved a path of destruction through neighborhoods, killing 24 people and injuring ...

The recent lack of EF5 tornadoes brings to mind to the “major hurricane” landfall drought that ended several years ago. After Hurricane Wilma struck southwest Florida in 2005, there wasn’t a ...

It may be hard to believe that with an average of 1,200 tornadoes each year in the United States, we haven’t seen an EF5-rated twister in more than 11 years. But that doesn’t mean the number ...

An EF5 tornado is one of the most catastrophic weather events on Earth. Monsterous twisters of this magnitude can destroy entire neighborhoods in the blink of an eye, grow to be more than a mile ...

Eleven years after a tornado devastated Moore, Okla., it remains the most recent tornado to be rated EF5, the strongest possible rating. The 11-year gap is the longest since official U.S. records ...

Notably, since 2013, the U.S. has not recorded any EF5-rated tornadoes, marking the longest period without such events since official records began in 1950, totaling over 4,300 days.

Violent tornadoes, EF4 and EF5 only account for less than 5% of all tornadoes annually in the U.S. but are responsible for 90% of tornado deaths, according to NWS. RELATED: ...

It may be hard to believe that with an average of 1,200 tornadoes each year in the United States, we haven’t seen an EF5-rated twister in more than 11 years. But that doesn’t mean the number ...