The warning from the national weather service covered large areas of southern Ontario, southern Quebec, New Brunswick, Nova Scotia and Prince Edward Island.
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Monica Vaswani, a meteorologist with Environment Canada, says the magnitude of the heat wave, while notable, is not unprecedented. 2:36 Heat Rising Next Week: August 5 Saskatchewan Weather Outlook Heat Rising Next Week: August 5 Saskatchewan Weather Outlook “When we get heat events, it’s basically warm air advections or basically an area of warm or warm air moving from the south to the northern parts – the provinces of Canada,” he said in a telephone interview. “It’s not unusual to see large areas of this warm, moist air mass.”
Environment Canada says highs are expected to reach or exceed 30 C and reach the low forties when combined with humidity. Story continues below ad Wet conditions are expected to be even more prevalent in the Atlantic provinces, Vaswani said. “It would definitely be wetter in the maritime provinces because of the additional moisture provided by the ocean,” he said. Trending Stories
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Sunday’s forecast from Environment Canada called for overnight temperatures in the low to mid 20s, offering little relief from the heat of the day. 2:52 Heat wave reaches peak in France, ‘no end in sight’ for record drought Heat wave reaches peak in France, ‘no end in sight’ for record drought Cooler temperatures are forecast for Monday, although parts of Nova Scotia could continue to feel the sweltering heat through the day. On the other side of the country, parts of interior British Columbia are also in the middle of a hot stretch that is expected to last until Tuesday. And this likely isn’t the last of the heat events, at least not for Ontario, Vaswani noted. Story continues below ad “Some indications suggest that temperatures throughout the rest of August, apart from next week, may be slightly above normal, which would indicate the possibility of additional heat events before the summer is over,” he said. During these extremely hot and humid periods, residents are advised to watch for signs of heat illness such as swelling, cramps and fainting, and to drink plenty of water, stay cool and check on family, friends and neighbours. Summer-like conditions are likely to persist into the fall season, Vaswani said.
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“Given the trend we’ve seen over the last couple of years, it seems like our summers generally start a little later and stay at least through September, even mid to late September, so I wouldn’t be surprised if we see something similar this year,” he said. . © 2022 The Canadian Press