to be serious. It uprooted an estimated 1000 trees, removed the roofs of buildings, threw cars, and caused other significant damage. The total cost of damage has been put at £40 million, making it the most costly tornado in British history. Maximum damage from the tornado was rated on the TORRO scale as T6, equivalent to an F2 tornado, making it the strongest tornado recorded in the United Kingdom in nearly 30 years. August There were 123 tornadoes confirmed in the US in August. August 11–13 12 tornadoes struck various areas of the United States over a three-day period. On August 12, an F2 tornado southeast of Wright, Wyoming killed two and injured 13. These were the only casualties from this period. August 18 An outbreak of 28 tornadoes touched down (27 in Wisconsin and one in Minnesota). The worst event was an F3 tornado that struck Stoughton, Wisconsin. 23 of 27 injuries and the only fatality of the outbreak came from this tornado. August 19 A series of thunderstorms on the afternoon of August 19 spawned three tornadoes, damaging homes in the Conestoga Lake and Fergus areas in Southern Ontario, Canada. The storms morphed into heavy rain cells when reaching Toronto. The Insurance Bureau of Canada has estimated that insured losses where the highest in the province's history, exceeding $500 million canadian dollars, two and a half times Ontario's losses during 1998 ice storm and the second largest loss event in Canadian history. August 26–31 (Hurricane Katrina) As Hurricane Katrina devastated the Gulf Coast, it spawned an outbreak of 57 tornadoes throughout the Mississippi Valley. The worst tornado occurred on August 29 near Star Point, Georgia, where a 200 yard wide F2 tracked 5.5 miles, killing one and injuring three. Overall, the outbreak caused one death and nine injuries. September There were 133 tornadoes confirmed in the US in September. September 24–26 (Hurricane Rita) A deadly outbreak generated by Hurricane Rita spawned 98 tornadoes, with 49 of them occurring in Mississippi alone. The one killer tornado of the outbreak was an F1 storm near Isola, Mississippi that killed one and injured two. The strongest tornado was an F3 storm that touched down in Clayton, Louisiana and passed near Troy, injuring three. Both of the tornadoes occurred on August 24. Overall, the outbreak killed one person and injured 23 others. October There were 18 tornadoes confirmed in the US in