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Record Early Heat Wave Grips Western US

Experts say the unusually early, record-breaking heat affecting the western United States is a one-in-500-years event likely driven by human-caused climate change.

Published Mar 20, 2026, 10:24 PM EDT | WFMZZ

A record early heat wave striking the western United States on Friday is being described by experts as a one-in-500-years event. Scientists say the extreme, unusually early temperatures are all but certainly the result of human-caused climate change.