A sweaty Fourth of July ahead for the US as extreme heat descends on 20 states

As Americans prepare to celebrate the nation's 250th anniversary and the excitement of the World Cup peaks, a severe heat wave has gripped around 20 states, prompting officials to urge caution. The National Weather Service has issued extreme heat warnings, highlighting the potential dangers of the sweltering conditions. This widespread heat poses significant risks to outdoor activities and public health, underscoring the need for vigilance during this celebratory period. The situation also reflects the broader challenges posed by climate change on extreme weather patterns.