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Adjusted annual tornado report count in the United States compared to minimum, maximum, and climatological percentiles. In contrast to the first nine months of 2008, the final quarter was fairly inactive overall, and the inactivity continued into January 2009 with only a few tornadoes in the US the entire month as generally stable air dominated.
The 2009 Atlantic hurricane season was a below-average Atlantic hurricane season that produced eleven tropical cyclones, nine named storms, three hurricanes, and two major hurricanes. [ 1 ] [ nb 1 ] It officially began on June 1 and ended on November 30, dates that conventionally delimit the period of each year when most tropical cyclones ...
List of reported tornadoes - Sunday, March 15, 2009 EF# Location County Coord. Time (UTC) Path length Damage Georgia: EF0: NW of Putnam: Marion, Schley: 1755 2 miles (3.2 km) Late report of a weak tornado. Sources: SPC Storm Reports for 03/15/09
Sources: Storm Reports for September 6, 2009, NWS Seattle (PNS), NWS Storm Data: September 7 event. List of reported tornadoes - Monday, September 7, 2009 EF#
The list is most complete for the U.S., but does include other areas. Within the United States 1,163 tornadoes were associated with tropical cyclones, [1] accounting for slightly under 6% of all tornadoes. The most tornadoes spawned by a single tropical cyclone were associated with Hurricane Ivan, which spawned 120 tornadoes.
Tropical Storm Ana became the first named storm of the very inactive 2009 Atlantic hurricane season, when it formed on August 11, one of that latest first named storms on record since Alex of 2004. Typhoon Morakot (Kiko) was the deadliest tropical cyclone of the year, killing 789 total.
Due to the abnormal shape of the storm on radar and the extremely strong winds, many called this an "inland hurricane." [11] [12] A new class of storm, the Super Derecho, has been used to describe this event after analysis in 2010. [13] Embedded supercells produced hail up to baseball size in southern Missouri, a rare event in a derecho. [2]
Between November and December 2009, 51 tornadoes touched down across eight states. [note 1] Collectively, the tornadoes injured nine people and wrought $20.36 million, [note 2] much of which resulted from an EF3—the strongest tornado during the two-month period—that struck Lufkin, Texas, on December 23. [1]