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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]
September 5 – two tornadoes were confirmed in Central Ontario after severe weather swept through the area. The first, a low-end EF0, hit Christian Island causing tree damage. [161] The second tornado was rated an EF1 and touched down in the town of Udney, about 20 km (12 mi) east of Orillia. Six farms, three houses and a community centre ...
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]
An example of a tornado warning polygon issued by the National Weather Service. A tornado warning (SAME code: TOR) is a public warning that is issued by weather forecasting agencies to an area in the direct path of a tornado, or a severe thunderstorm capable of producing one, and advises individuals in that area to take cover.
A tornado warning is in effect until 5:515 a.m. CST for east central Walton, southwest Holmes and west central Washington counties. Schools closed today for severe weather 5:50 a.m.:
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 ...
In Canada, a severe thunderstorm is defined as having wind gusts of greater than 90 km/h (56 mph), hail with a diameter of greater than two centimetres (0.79 in), rainfall rates of greater than 50 millimetres (2.0 in) in one hour or greater than 75 millimetres (3.0 in) in three hours, or tornadoes. [14]
A tornado crosses a field in Katy, Texas, on Dec. 28, 2024, in this screengrab obtained from a social media video.