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Extreme Heat Wave in Ontario Continues for Canada Day
Environment Canada says southern Ontario could feel like 42 C, with overnight lows above 20 C and warnings stretching through Friday.
- On Wednesday, July 1, 2026, Ontario residents are marking Canada Day under orange-level heat warnings as Environment Canada expects hot, humid conditions to persist through Friday across the province.
- Orange heat warnings blanket the province from Windsor to Toronto and Ottawa, while northern regions including Sault Ste Marie and Thunder Bay face yellow-level warnings with humidex values near 40.
- Dr. Nicola Mercer, CEO at Wellington-Dufferin-Guelph Public Health, urges residents to "check in regularly with family, friends and neighbours," while London has repurposed community centres as cooling stations.
- Kitchener resident Andrew Ing cancelled his usual backyard fire, saying "Probably not a fire this week. Probably going to get out in the water," while Nishtha Tomer prioritizes staying hydrated.
- Environment Canada meteorologist Peter Kimbell warns overnight lows will stay above 20 C, providing little relief, though current temperatures remain below the historic 1936 heat wave that lasted two weeks at 42 C.
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30 Articles
Extreme heat wave in Ontario leaves vulnerable people at risk
As much of Ontario sweltered through Canada Day, advocates warned that vulnerable populations are at the greatest risk from the extreme heat. Orange heat warnings blanketed Environment Canada’s weather map, stretching from Windsor to Toronto to Ottawa. Temperatures reached into the mid-30s in those areas. “The hottest days are expected to be today and Thursday, with maximum temperatures of 34 to 37 degrees Celsius expected,” the national weather…
·Toronto, Canada
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Kingston braces for heatwave ahead of Canada Day; temperatures near record highs a threat to life and property
A day after circulating a warning for extreme weather and a threat of tornado winds, Environment Canada has issued a heat warning in Kingston and the surrounding area for Canada Day and July 2, which will run into the weekend.
·Kingston, Canada
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Coverage Details
Total News Sources30
Leaning Left22Leaning Right1Center2Last UpdatedBias Distribution88% Left
Bias Distribution
- 88% of the sources lean Left
88% Left
L 88%
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