As part of a system which wreaked havoc across the eastern half of the United States (April 25-28), the following is an account of the tornado outbreak of April 27th, 2011, in Central Alabama. The 2011 Tornado Super Outbreak by contrast, had 362 confirmed tornadoes. The most intense activity occurred on June 20, when multiple supercell thunderstorms produced numerous tornadoes across the Great Plains. April 25–28, 2011. In 2011, an outbreak—not of disease, but of tornadoes—slammed through a large swath of the Southern and Eastern U.S. The outbreak has a whole also produced staggering fatality statistics. Jason Samenow. By Jason Samenow. Since 1999, there were only three F-5/EF-5 rated tornadoes (the EF-Scale was implemented in 2007) in the United States. The April 26-28, 2011 period had the most people killed during a single tornado outbreak since 454 people were killed in the April 5-6, 1936 tornado outbreak. The number and severity of the tornadoes resulted in a record high number of tornado-related deaths in Alabama. In the year of 2011, there were 1897 total tornadoes. In some instances, seemingly undamaged trees stood less than 100ft from well-constructed homes that were swept completely away from their foundations. The tornado outbreak of June 18–22, 2011 was a large and damaging tornado outbreak that produced widespread tornado activity across much of the Midwest and Central U.S.. View Overview Map - April 16, 2011 Central NC Tornado Outbreak in a larger map Links to additional detailed interactive maps of tornado information across central North Carolina from 16 April 2011 - The maps below were produced from a painstaking analysis of damage reports, photographs, and videos of the 16 April event. The 2011 Tuscaloosa tornado was a large and violent EF4 multiple-vortex tornado that devastated portions of Tuscaloosa and Birmingham, Alabama, as … 363 of the 1897 tornadoes occurred in a three day span from April 26th, 27th, and 28th, 2011, respectively. The April 27, 2011, tornado outbreak was one of the deadliest tornado disasters recorded in US history. About Us. The deadliest part of the outbreak was on April 27, when a total of 122 tornadoes resulted in 319 deaths. It was the largest outbreak of tornadoes ever recorded; preliminary estimates suggested that more than 300 tornadoes occurred … The historic tornado outbreak contributes to … Editor and writer covering weather and climate. The event was one … The intensity of the damage varied tremendously in affected areas of DeKalb County. The 2011 outbreak had more tornadoes, yet technology in 1974 was liable to miss some of the briefer touchdowns. The 2011 outbreak probably had more tornadoes overall, but the difference is probably minimal. Although the strength of a tornado is a well-documented risk factor for injury and death, human factors also contribute to the public health outcome of such storms. During a 4-day period from April 25-28, 2011, more than 200 tornadoes occurred in a five southeastern states. Super tornado outbreak of April 27, 2011: one year anniversary . Email Bio Follow . April 27, 2012. Super Outbreak of 2011, also called Tornado Super Outbreak of 2011, series of tornadoes on April 26–28, 2011, that affected parts of the southern, eastern, and central United States and produced particularly severe damage in the state of Alabama.