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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.
Experts have estimated that around 230 tornadoes occur in Canada each year, though only around 60 are formally confirmed. [1] with most occurring in Southern Ontario, the southern Canadian Prairies and southern Quebec. Canada ranks as the second country in the world with the most tornadoes per year, after the United States of America.
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]
The May 2022 Canadian derecho was a high-impact derecho [5] event that affected the Quebec City-Windsor Corridor, Canada's most densely populated region, on May 21, 2022.. Described by meteorologists as a historic derecho and one of the most impactful thunderstorms in Canadian history, [6] [7] winds up to 190 km/h (120 mph) as well as around four tornadoes caused widespread and extensive ...
Part of a tornado outbreak in Ontario and Quebec [30] 1893, May 23 1893 Ontario & Quebec Tornado Outbreak QC-1 – Montreal, QC: Part of a tornado outbreak in Ontario and Quebec [31] 1894, May 20 (or 27) 1894 Huron County Tornado ON-Multiple – Huron County, ON: Described as a severe tornado that killed a considerable number of people [32 ...
In late 2023, American meteorologist and tornado expert Thomas P. Grazulis created the Outbreak Intensity Score (OIS) as a way to rank tornado outbreaks. [1] [2] For the score, only significant tornadoes are counted: F2/EF2 tornadoes receive 2 points each, F3/EF3 tornadoes receive 5 points each, F4/EF4 tornadoes receive 10 points each, and F5/EF5 tornadoes receive 15 points each. [1]
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 ...
Toronto, Ontario Central Canada 3 0 3 deaths include 2 murders (victims) and 1 suicide (perpetrator) [33] 2018 August 3 2018 Alonsa EF4 Tornado: Tornado Alonsa, Manitoba: Prairies 1 Between both Canada and the United States, the Alonsa tornado was the only EF4+ rated tornado for the year of 2018 [34] 2018 August 15 – 2018 British Columbia ...