Texas sees an average of 135 tornadoes each year, the most of any U.S. state. Here's a look at the worst ones in the Lone ...

Nearly three decades ago, a monstrous F5 tornado tore through multiple Birmingham suburbs, wiping out dozens of structures, ...

Dr. Fujita's original scale, which ranges from F0 to F5, is based upon the type and severity of damage the tornado produced. At that time, there were very few actual measurements of tornado wind ...

Since tornadoes started to be tracked reliably in 1953, a total of 71 twisters have touched down in Bexar County. Here are ...

Tornadoes in the U.S. typically increase sharply in spring. Unfortunately, a few of those can be violent tornadoes, particularly in the South. On March 3, 1966, 59 years ago today, an F5 tornado ...

77% were rated either F0/EF0 or F1/EF1. Violent tornadoes — those rated F4/EF4 and F5/EF5 — are much rarer. Only 89 such tornadoes were reported during the same time period, accounting for 0.9 ...

Of the 10 tornadoes that touched down during this event, five were extremely intense and long-lived F4 and F5 tornadoes. Of the five violent tornadoes that day, three had an F5 rating, meaning ...