Intensifying Heat Wave Grips United States with Extreme Warnings

A prolonged and dangerous heat wave is intensifying across a significant portion of the United States, with some areas reaching the highest Climate Shift Index levels. Temperatures are projected to exceed 100°F in over two dozen states, leading to extreme heat warnings in Southern California and Arizona, and advisories in Northern Utah. This widespread event includes dangerously high daytime temperatures and elevated overnight lows, posing considerable health risks.