What You Need to Know
• More than 100 million people are under heat alerts across the United States on Sunday.
• Cities like Las Vegas are expected to reach 112 degrees, with others also hitting triple digits.
• Extreme heat warnings are in effect for locations including Phoenix, Minneapolis, and Omaha.
More than 100 million people are under heat alerts across the United States on Sunday, July 26, 2026, as dangerously hot weather is forecast from the West to the Midwest. Major cities such as Las Vegas are expected to reach highs of 112 degrees, while Phoenix may see 109 degrees, and Rapid City, South Dakota, could hit 105 degrees. Other cities, including Omaha, Denver, Dallas, and Kansas City, are also predicted to exceed 100 degrees, with Minneapolis and St. Louis reaching the upper 90s. Extreme heat warnings are currently in effect for several cities, including Phoenix, Las Vegas, and Memphis, highlighting the widespread nature of this heat event.
Why It Matters
This heat wave is significant as it impacts a large portion of the United States, particularly in the Midwest and Southwest, where high humidity will exacerbate the heat. Historical data shows that temperatures in cities like Denver and Rapid City may break long-standing records, with Denver’s record of 100 degrees set in 1910 and Rapid City’s record of 103 degrees set in 1987. The ongoing heat poses health risks, especially for vulnerable populations, and underscores the increasing frequency of extreme weather events linked to climate change.
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