The season as a whole has produced 23 storms, which puts 2020 six storms ahead of the current record-holder, 2005, through September. However, as has been the case all year, many of the storms in September were weak or short-lived. Four of the ten named storms became hurricanes, but only one, Teddy, became a major hurricane.
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- 22 Named Storms Were The Earliest to Form on Record
- Nine Mainland U.S. Landfalls
- Most September Named Storm Formations on Record
- 3 Storms Form in Single Day, Tying A Record
- Atlantic Had 5+ Tropical Cyclones at One Time
Twenty-two of the 25 storms through Oct. 5 had their earliest formation date on record. Arthur, Bertha and Dolly are the only letters represented in the list of names that did not have a record-early formation date. For perspective, the average formation date of the Atlantic's 9th named storm is Oct. 4 for the years spanning 1966 to 2009, according...
Nine named storms have made a mainland U.S. landfall this season, and four of those were hurricanes. The nine mainland U.S. landfalls tie 1916for the most on record in a season, according to Dr. Phil Klotzbach, a tropical scientist at Colorado State University. (MORE: Beta Becomes Record-Tying Ninth U.S. Landfall) Hurricane Delta is likely to break...
September's previous record for the most named storm formations was eight in 2002, 2007 and 2010, according to Klotzbach.
Sept. 18, 2020, will be known in history for a frenetic burst of three Atlantic named storm formations in just six hours. Tropical Storm Wilfred formed in the eastern Atlantic Ocean that morning. That was followed by Subtropical Storm Alpha developing just prior to landfall in Portugal, and then Tropical Storm Beta spinning up in the Gulf of Mexico...
The Atlantic had five active tropical cyclones for a brief time on Sept. 14, including Paulette, Rene, Sally, Teddy and Tropical Depression Twenty-One. While that's not a record, it's only the second time the Atlantic basin has had five or more tropical cyclones at one time. Sept. 11-12, 1971, holds the record with six tropical cyclones active at o...
All forecasting agencies predicted above-average activity, some well-above-average, citing factors such as the expectation of low wind shear, abnormally warm sea surface temperatures, and a neutral El Niño–Southern Oscillation or La Niña Climate change likely played a role in the record-breaking season, with respect to intensity and rainfall.
- 155 mph (250 km/h), (1-minute sustained)
- November 18, 2020
- May 16, 2020
Dec 2, 2020 · Record-smashing 2020 Atlantic hurricane season is officially over. Hurricanes Sally and Paulette, Tropical Depression Rene, and Tropical Storms Teddy and Vicky were all active on September 14 ...
On Sept. 30 at 5:30 a.m. EDT (0930 UTC), NASA’s IMERG estimated Tropical Storm Marie was generating as much as 30 to 40 mm (1.2 to 1.6 inches of rain/dark pink/red) around the center of circulation.