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The Southern Ontario Tornado Outbreak of 2009 was a series of severe thunderstorms that spawned numerous tornadoes in Southwestern Ontario, Central Ontario and the Greater Toronto Area (GTA) on August 20, 2009, and was the largest single-day tornado outbreak in Ontario history and the largest in Canadian history. During the afternoon and ...
May 31 – North Bay, Ontario, was struck by two weak tornadoes. June 23 – a weak tornado touched down in Ottawa between Kanata and Barrhaven.; July 28 – severe thunderstorms over Northern Ontario produced a tornado over Halfway Lake Provincial Park (70 km (43 mi) north of Sudbury) where 800 people were camping at the time, fallen trees injure 4 campers.
In Canada, tornadoes are rated based on the damage they cause using a set of "Damage Indicators" which estimate wind speeds based on different levels of damage. Before April 1, 2013, the scale used to rate tornadoes in Canada was the Fujita scale. Following this day, Environment Canada started to use the Enhanced Fujita scale. [2]
Canada's tornado season once again proved to be hyperactive in 2022, with 117 tornadoes recorded for the second year in a row, equaling the country's highest number on record. While documented ...
Less than 5% of tornadoes that occur in Canada are rated as F3/EF3 or higher. The only officially rated F5/EF5 tornado in Canada is the 2007 Elie Tornado , however Thomas P. Grazulis of The Tornado Project has unofficially rated the 1920 Alameda-Frobisher Tornado and the 1935 Benson Tornado as F5 (neither having any official intensity ratings ...
At least one tornado hit a suburb of Canada's capital Thursday, damaging more than 100 homes, authorities said. Kim Ayotte, general manager of emergency and protective services for the city of ...
At least one person was injured and 125 homes were damaged just south of Ottawa, Canada, after severe storms spawned tornadoes and gusty winds on Thursday. On top of the damage, the storm resulted ...
This page documents all tornadoes confirmed by Environment Canada and the University of Western Ontario's Northern Tornadoes Project (NTP) in Canada throughout 2023. Based on statistical modelling by Sills et al. (2012), an average of 230 tornadoes likely occur across the country each year; however, only 61 of these are actually documented annually based on 1980–2009 averages. [1]