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The 2011 Goderich, Ontario tornado was an F3 tornado generated by an isolated supercell which unexpectedly tore across Huron County, Ontario, Canada on the afternoon of Sunday, August 21, 2011. Beginning as a tornadic waterspout over Lake Huron , the tornado ripped through the lakeside town of Goderich severely damaging the historic downtown ...
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 ...
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]
A tornado watch has been issued by the National Weather Service for most upstate counties in New York, including Monroe, Orleans, Genesee, Wyoming, Livingston, Ontario and Wayne counties. The ...
Severe weather bulletins are issued as a watch or a warning, depending on the risk or severity of the event. Watches are issued when conditions are favourable for the development of severe weather, but the occurrence, location, and/or timing is still too uncertain to issue a warning. The target lead time for severe thunderstorm watches is ...
Tornadoes rated at an EF3 to EF4 (F3 to F4) have occurred in Canada, but are significantly rarer. Canada has only ever seen one EF5 (F5) tornado, which occurred in Elie, Manitoba. Due to increasing detection (i.e. Doppler weather radar, social media and satellite imagery), the number of confirmed tornadoes have increased substantially in recent ...
According to the National Weather Service, a tornado warning means there’s imminent danger to life and property in the warning area, and you should immediately move to an interior room on the ...
A tornado warning is issued when a tornado has been sighted or indicated by weather radar. When a tornado warning is issued, the NWS recommends taking immediate action and moving to the lowest ...