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Environment Canada implements new alert system for extreme weather warningsEnvironment Canada is now using a more precise warning system that allows meteorologists to draw a polygon over an area encompassing a severe weather alert.WeatherAug 11
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Much of Canada reels under extreme heat warning as temperatures soarHeat warnings were issued for most of Ontario, along with parts of Quebec, Manitoba and the Northwest Territories, Environment Canada said.EnvironmentJul 14
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2 tornadoes touched down in Rocky Mountain House, Environment Canada confirmsTwo tornadoes with a rating of EF2 touched down within 20 minutes of each other in Rocky Mountain House and Clearwater County on July 18, Environment Canada has confirmed.WeatherJul 22
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Tuesday the ‘peak’ for heat wave gripping Ontario: Environment CanadaMillions in Ontario are experiencing temperatures near 37 C Tuesday as the “peak” of a heat wave over the province settles in, Environment Canada says.CanadaJul 14
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Tornado warning ends for parts of ManitobaEnvironment Canada has issued a tornado warning for parts of Manitoba, saying a severe thunderstorm may be producing a tornado west of Salt Point.WeatherJul 11
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Wildfire smoke persists in Toronto, conditions may improve Friday: Environment CanadaWildfire smoke still blankets large parts of southern Ontario, including Toronto, and conditions may not improve until Friday morning.CanadaJul 16
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‘Very poor air quality’ Toronto bound as wildfire smoke lingers: Environment CanadaTorontonians may see an improvement in air quality Friday afternoon, but it won’t last long as wildfire smoke continues to plague the region.CanadaJul 17
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Tornado confirmed in Winnipeg neighbourhood: Environment CanadaEnvironment and Climate Change Canada confirmed a tornado formed in Winnipeg during Monday's storm.WeatherJul 2
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At least 2 tornadoes reported in Saskatchewan: Environment CanadaTwo tornadoes have been reported in southern Saskatchewan after thunderstorms were seen moving across the area, though it appears only one may have caused damage.WeatherJul 3
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2 tornadoes touch down in southern Ontario as storms blow through regionTwo tornadoes in southern Ontario came as Environment Canada issued a tornado alert Saturday, warning of damaging winds, large hail and locally intense rainfall.WeatherAug 9
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Repeated flooding, few answers drive Montreal West Island residents to demand actionEnvironment Canada said about 150 millimetres of rain fell over parts of western Montreal and the South Shore within hours in the June storm.CanadaAug 4
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Possible tornado causes ‘significant’ damage in Quebec’s LaurentiansEnvironment Canada meteorologist Dominic Martel said an investigation is underway, but he is 'pretty certain' the storm consisted of a tornado.WeatherJul 22
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2026 BC Summer Games open in Kelowna under smoke warningDespite an air quality warning, organizers decided the Games could continue safely on Friday morning, after consulting with Environment Canada and closely monitoring conditionsCanadaJul 24
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Heavy Nova Scotia rain threatens flooding on anniversary of deadly 2023 flash floodEnvironment Canada has issued a yellow rainfall warning for parts of Nova Scotia, as the province's emergency management minister warns residents to take the forecast 'seriously.'WeatherJul 22
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Wildfire smoke transforms skies as air quality plummets across CanadaDuring such conditions, everyone’s health is at risk regardless of their age or health status, Environment Canada said in its alert on Wednesday.EnvironmentJul 15
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Heat, humidity return to Ontario while Manitoba shatters temperature recordsEnvironment Canada has issued heat warnings across the majority of Ontario as well as southern Manitoba and parts of Saskatchewan.WeatherJul 13
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Thunderstorm capable of triggering tornados headed for Edmonton regionConditions are ripe for the development of severe thunderstorms that may generate strong wind gusts, large hail, heavy rain and possibly tornadoes, Environment Canada said.WeatherJul 14
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Up to 50 mm of rain could batter downtown Toronto, warning saysJust after 3 p.m., Environment Canada issued an updated yellow warning spanning Etobicoke to downtown Toronto.WeatherJul 9
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More heat and air quality warnings issued across Canada as baking temperatures continueHeat warnings and air quality alerts from Environment Canada stretched on Sunday from Regina through Winnipeg, across northern and southern Ontario, and into Quebec.WeatherJul 12
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Heat wave fuels record-tying 10 tornadoes in SaskatchewanTen tornadoes tied Saskatchewan's one-day record Friday as extreme heat fuelled severe storms, with Environment Canada warning more tornadoes are possible.WeatherJul 11