It's bringing record highs to the Pacific Northwest. What is a heat dome and how long will it last?
Published
Record-setting temperatures are popping up in cities like Seattle and Portland, and they're the result of an extremely rare heat dome.
Published
Record-setting temperatures are popping up in cities like Seattle and Portland, and they're the result of an extremely rare heat dome.
The Pacific Northwest experienced triple-digit temperatures on Monday, setting record highs amid a prolonged heat wave.
When all-time heat records break, they usually break by a degree or so. Maybe two.
The heat wave in the Pacific..