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Most tornadoes formed: 120 confirmed tornadoes: September 15, 2004 – September 18, 2004: Hurricane Ivan in the southern and eastern United States [10] Highest wind gusts: 113.4 m/s (254 mph; 220.4 kn; 408 km/h) April 10, 1996: Cyclone Olivia in Barrow Island, Western Australia [11] Highest accumulated cyclone energy (ACE) index for a tropical ...
Isolated hurricane-force wind gusts were recorded, including an 84 mph (135 km/h) gust at the New Orleans Lakefront Airport. Another EF1 tornado was confirmed in Romeville . [ 21 ] By the pre-dawn hours of May 17, this convective line progressed offshore into the Gulf of Mexico , with instability confined to the immediate coastline.
The August 2020 Midwest Derecho delivered a maximum measured wind speed of 56 m/s (109 kn), with damage-estimated speeds as high as 63 m/s (120 kn) in the Cedar Rapids, Iowa area. [27] The storm was referred to as one of the largest "land-based hurricanes" in recorded history spawning 17 confirmed tornadoes across Wisconsin, Illinois, and Indiana.
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.
On Aug. 22, 1992, Hurricane Andrew pummeled southern Florida as a monster Category 5 storm with sustained wind speeds as high as 165 mph and gusts as high as 174 mph. Homes were reduced to piles ...
Tornadoes in Houston usually measure a weak EF1 on the Enhanced Fujita scale and cause light to moderate damage to well-constructed buildings. The strongest recorded tornado in Houston history was an F4 on November 21, 1992, part of a large outbreak of tornadoes in Harris County. [32]
Peak Wind Speed: 175 mph. Deaths: 65. What happened: The Category 5 hurricane is considered one of the most destructive hurricanes to hit Florida. Andrew was the costliest hurricane in Florida’s ...
This scale – officially known as the Saffir-Simpson Hurricane Wind Scale – is a rating based on maximum sustained wind speed, which ranges from 74 to 157 mph, or higher.