Science in a Minute: Extreme Heat Eases in US Pacific Northwest

July 08, 2021 09:12 AM
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Science in a Minute: Extreme Heat Eases in US Pacific Northwest
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The US Pacific Northwest is finally cooling down after recently experiencing extreme temperatures in places like Seattle, and Portland, caused by what’s known as a “heat dome”. According to NOAA’s National Ocean Service, a heat dome is caused by a mass of high-pressure air stuck over a region.