Search results
Results From The WOW.Com Content Network
Number of tornadoes in United States by year and intensity. United States tornadoes by year [1] [2] Year Number of tornadoes FU/EFU F0/EF0 F1/EF1 F2/EF2 F3/EF3
A massive and destructive 8-day period of tornadoes occurred. All four F4 tornadoes were killers, including a well-documented tornado that killed two and injured four in Union City, Oklahoma and another in central Alabama that killed seven and injured 199. Combined, the F4 tornadoes killed 17 and injured 517 alone.
Prior to 1950 in the United States, only significant tornadoes are listed for the number of tornadoes in outbreaks. Due to increasing detection, particularly in the U.S., numbers of counted tornadoes have increased markedly in recent decades although the number of actual tornadoes and counted significant tornadoes has not. In older events, the ...
Tornadoes that are classified as EF4 and EF5 (or "violent tornadoes") on the Enhanced Fujita Scale only account for an average of two percent of all tornadoes in the United States each year. [41] However, these high-intensity storms do account for an average of seventy percent of all tornado-related deaths in the United States each year. [42]
The 2011 Super Outbreak was the largest tornado outbreak spawned by a single weather system in recorded history; it produced 367 tornadoes from April 25–28, with 223 of those in a single 24-hour period on April 27 from midnight to midnight CDT, [4] [11] fifteen of which were violent EF4–EF5 tornadoes. 348 deaths occurred in that outbreak, of which 324 were tornado related.
Since its initial usage in May 1999, the National Weather Service (NWS) in the United States has used the tornado emergency bulletin — a high-end classification of tornado warning — sent through either the issuance of a warning or via a "severe weather statement" that provides updated information on an ongoing warning—that is issued when a violent tornado (confirmed by radar or ground ...
Tornado-related lists by year (80 P) 0–9. Tornadoes of 1950 (5 P) Tornadoes of 1951 (5 P) Tornadoes of 1952 (7 P) Tornadoes of 1953 (13 P) Tornadoes of 1954 (5 P)
List of United States tornadoes from November to December 2013; List of United States tornadoes from January to March 2014; List of United States tornadoes from April to May 2014; List of United States tornadoes from June to July 2014; List of United States tornadoes from August to September 2014; List of United States tornadoes from October to ...