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List of F4, EF4, and IF4 tornadoes

This is a list of tornadoes which have been officially or unofficially labeled as F4, EF4, IF4, or an equivalent rating. These scales – the Fujita scale, the Enhanced Fujita scale, the International Fujita scale, and the TORRO tornado intensity scale – attempt to estimate the intensity of a tornado by classifying the damage caused to natural features and man-made structures in the tornado's path.

List of F4/EF4 tornadoes
The most recent F4/EF4 tornado occurred on April 23, 2026, which impacted Enid, Oklahoma. Pre-1950 The National Weather Service in the United States did not rate any tornadoes prior to 1950. Other organizations like the European Severe Storms Laboratory (ESSL) and Environment and Climate Change Canada (ECCC) on the other hand, did rate tornadoes prior to 1950. The only violent tornado that impacted the United States prior to 1950 and has an official rating is the 1946 Windsor–Tecumseh tornado, which received a rating from ECCC. However, the impact to the United States remains officially unrated. title=Cape Girardeau Tornado – 1949 1950s : See List of F4 tornadoes (1950–1959) 1960s : See List of F4 tornadoes (1960–1969) 1970s 1980s June 3, 1980Vandergrift, Pennsylvania United States – One of the most violent tornadoes of the Grand Island, Nebraska tornado outbreak, occurring near Vandergrift. Caused $6,000,000 in damage and injured 140 people. April 2, 1982Paris, Texas, United States – F4 tornado in Paris, Texas, resulted in 10 fatalities and 170 injuries. Deadliest during the outbreak that also featured an F5 tornado over Oklahoma. May 31, 1985Albion, Pennsylvania, United States – Many homes in town were completely leveled and 12 people were killed. May 31, 1985Barrie, Ontario, Canada – A short-lived, but devastating and violent F4 tornado affected the City of Barrie, Ontario, Canada, causing 8 fatalities, 155 injuries, and $150 million CAD in damages. May 31, 1985Atlantic, Pennsylvania, United States – One of the deadliest in the outbreak, killing 16. Atlantic was particularly hard hit from this tornado. May 22, 1987Saragosa, Texas, United States – Mass casualties occurred in only a few structures. Homes and businesses were destroyed, and thirty were killed. The deadliest of the year. July 31, 1987Edmonton, Alberta, Canada – also known as Black Friday. Hit the city of Edmonton at F4 strength before impacting the Evergreen Mobile Home Park where a dozen casualties were located. The second deadliest tornado of Canadian history with 27 deaths. November 15, 1989Huntsville, Alabama, United States Also known as the Airport Road tornado, it took a total of 21 lives and 463 were injured. 12 of the deaths occurred in vehicles. 1990s • May 31, 1985, Moshannon State Forest, Pennsylvania; It could have been a possible F5 tornado. It reportedly caused tremors that were measured as well, and the tornado was up to and just over 2 miles in width. • June 1, 1990, Bakersfield Valley, Texas; It could’ve been a possible F5 based on the damage Ground scouring was seen, and oil tanks were ripped from their moorings, and rolled up a steep hill in an upwards direction. Homes were destroyed at peak intensity. The deaths from this tornado, a total of two, were in vehicles that failed to survive the winds. • June 15, 1990, Stratton, Nebraska: A violent, wedge tornado, which at times was up to 1.5 miles in width, moved across rural areas, passing near Stratton and McCook. Extreme vehicle damage of a magnitude that beats the Loyal Valley event (listed underneath), was seen as the tornado ripped entire vehicles to small, unrecognizable pieces. Homes didn't live to tell the tale either, as they were destroyed. One farmhouse was left with nothing but a clean foundation and basement behind. • November 29, 1991, Springfield, Missouri; 2 fatalities • November 23, 1992, Channelview, Texas; one of only two recorded F4 tornadoes to hit Greater Houston • May 29, 1995, Great Barrington, Massachusetts F4 • June 11, 1998, Cumberland/Greenfield, Indiana F4. • November 9, 1998, "Southridge," Missouri F4. • May 11, 1999, Loyal Valley, Texas; It was evident based on the damage it caused to a vehicle, that the tornado could have had been an F5. 2000s : See List of F4 and EF4 tornadoes (2000–2009) 2010s : See List of F4 and EF4 tornadoes (2010–2019) 2020s : See List of F4, EF4, and IF4 tornadoes (2020–present) ==Possible F4/EF4 tornadoes with no official rating or lower rating==
Possible F4/EF4 tornadoes with no official rating or lower rating
Because the distinctions between tornadoes ratings are often ambiguous, the official ratings of numerous other tornadoes formally rated below F4/EF4/IF4 or equivalent have been disputed, with certain government sources or independent studies contradicting the official record. This list includes tornadoes rated F4/EF4/IF4 or equivalent by government meteorologists, non-government tornado experts (i.e. Thomas P. Grazulis or Ted Fujita) or meteorological research institutions (i.e. European Severe Storms Laboratory) that rated a tornado differently than the official government organization in charge of the rating. Published academic papers or presentations at academically held meteorological conferences that rate tornadoes as F4/EF4/IF4 or present some evidence to support damage or winds in that category are also ways a tornado can be added to this list. 1870s Tornado expert Thomas P. Grazulis gave F4 ratings to 48 tornadoes that occurred in the United States in the 1870s. } and survived. One of the injured may have later died. 1880s Grazulis gave F4 ratings to 70 tornadoes that occurred in the United States in the 1880s, and noted one other tornado that might have caused F4 damage. 1890s 1910s 1920s 1930s 1940s 1950–present == See also ==
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