Overview

• Southwestern U.S. sees triple-digit temperatures, setting new records in cities like Phoenix and Las Vegas.
• Over 24 million people under extreme heat advisories in the Southwest, with temperatures reaching up to 122°F.
• Northeast U.S. to experience its first heat wave of the year, with temperatures climbing into the 90s.
• Experts warn of significant health risks, particularly for vulnerable populations without access to cooling.
• Climate change may be contributing to the frequency and intensity of these heat waves, according to recent studies.