Lytton in British Columbia faces extreme heat breaking an 84-year-old record of Canada.
This heatwave had hit the village on Sunday with a temperature of 116 Fahrenheit (46.6 degrees Celsius) which according to a scientist is higher than 1.7C in the past half-century.
Linking this particular event to global warming is complex at this moment. As per the experts, climate change is expected to increase the frequency of extreme weather events, such as heatwaves.
BBC forecaster Nick Miller says that "heat dome" isn't a strictly defined meteorological term but has become associated with describing large areas of high pressure, leading to clear skies and hot sunny days.
In the case of the northwestern US, the reason behind this hike is due to high-pressure patterns. As long as the high pressure is maintained, the weather conditions are ought to rise and worsen the heatwave.
Currently, the high-pressure zone is located right from California up to Canada's Arctic territories and is extending to the non-coastal area through Idaho.
Lytton, which is about 150 miles (250km) north-east of Vancouver along with 40 more places in British Columbia
have set new records breaking up the record set up by two other settlements in Saskatchewan i.e. Yellow Grass and Midale early in July 1937 at the temperature of 45C (113F).
Environment Canada senior climatologist David Phillips told CTV: "I like to break a record, but this is like shattering and pulverizing them. It's warmer in parts of western Canada than in Dubai."
He also stated that there was a chance of topping 47C somewhere, with Monday the likeliest day. Besides that, Environment Canada said Alberta and parts of Saskatchewan, Yukon, and the Northwest Territories should also be on alert.
This warning also predicted a "prolonged, dangerous, and historic heatwave which will persist through this week", with temperatures over 10C-15C near about 40C in many locations.
Northwestern US is also shattering up the heat records particularly in Washington and Oregon states.
The places with a rainy climate, Seattle, and Portland also broke their previous records measuring their hottest temperatures on Sunday as 44C and 40C respectively.
In Oregon, some Covid centers closed and the Covid restrictions eased causing the opening up of swimming
pools, water parks, and shopping malls. A pool in Seattle was asked to shut down because the water temperature rose.
The crop growers went up to pick up their crops at the break of the day but stopped in the afternoon because of the heat so that their plants may not get destroyed.
The crowd had to leave the stadium where Olympic qualifying trials were being held due to safety reasons. In Poland, citizens had to spend the night at a cooling center.
The sizzling temperature in Canada has enforced the institutes and businesses to safeguard their students and workers. Posts related to getting relief from the heat by going to outdoor pools and ice cream parlors are all over social media.
The rise in temperatures are causing the expansion of metal fittings on roads and another infrastructure has caused roads to melt and get carved in. Then there is metal in houses expanding and becoming out of shape.
Instructions were sent to increase the water intake, avoid exhausting tasks, and take care of people who are around them.
A hike in the purchase of cooling appliances such as fans and air conditioners were observed, and cooling centers were set up for the safety of the citizens.
British Columbia's power providers said there had been a surge in demand for electricity to keep air-conditioners running. Some bars and restaurants also stopped functioning due to the heatwave.
Boise, Idaho, could see a week of 40C+ temperatures. The National Weather Service said parts of the state could suffer "one of the most extreme and prolonged heat waves in the recorded history of the Inland Northwest".
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