1/11/2024 0 Comments Pacific northwest heat waveSeattle reached its peak heat on Monday at 108 degrees. The Pacific Northwest Heatwave in Context. Portland set an all-time record high three days in a row, topping out at 116 on Tuesday-a mark that would have also set an all-time record in many cities that traditionally deal with hot temperatures, like Dallas, Atlanta and Miami. But a high-pressure system known as a heat dome parked itself over the area last week, bringing unrelenting heat that lasted several days, often leading to all-time records that would fall after just 24 hours. during the summer months-the high on a typical June day in Seattle won't even reach 70 degrees. The Pacific Northwest is one of the coolest regions of the U.S. As it sits, it squeezes the air on the surface. The next day, June 30, essentially the entire village was destroyed in a wildfire, which was fueled by the hot and dry conditions. This heat wave, like that in June, comes out of a heat dome, a blob of hot, high-pressure air that got stuck over the Pacific Northwest. It broke that record just a day later when it hit 118 on June 28, then broke it again on June 29 when the mercury rose to an astounding 121 degrees. ![]() The village of Lytton in British Columbia set Canada’s all-time record high when the temperature rose to 116 on June 27. An extreme heat wave struck the Pacific Northwest in June 2021. It's too early to say whether all those deaths were because of the heat, but the coroner said it's substantially above the 165 people that would be expected to die in a five-day period.
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