July 4 heatwave: A severe heatwave is gripping millions across the US, threatening July 4th celebrations with record-breaking temperatures and dangerous humidity. Outdoor events in cities like Boston and Philadelphia are being altered or canceled. Meteorologists warn of prolonged heat due to a persistent high-pressure system, urging residents to stay hydrated and avoid strenuous activity. Heat-related illnesses are a significant concern, especially for vulnerable populations.

A prolonged, dangerous heat wave will continue to intensify across most of the central to eastern U.S. into the Fourth of July weekend.

High temperatures coupled with humidity will lead to record heat in vast swathes of the US, days after a deadly heatwave scorched Europe. | World News

The director-general of the WHO said the organisation has partnered with FIFA to help protect players, staff and fans at the 2026 World Cup from the scorching temperatures.

The nation is gripped in a dangerous heat dome. Threatening millions of people in the Midwest and Eastern United States.

Multiday warnings of extreme heat have landed in New York, Boston and Philadelphia. The sultry weather has pushed east just ahead of weekend Fourth of July events in a region that…

The heatwave will likely see record high temperatures, ahead of Fourth of July celebrations and FIFA matches in the US.

Blistering temperatures and humidity gripped swaths of the United States on Wednesday, with the worst yet to come for the densely populated East Coast as the nation co-hosts the…

Temperatures are expected to top 100 degrees over the coming days, as high pressure traps the scorching temperatures in a heat dome.

Cities open cooling centres, extended pool hours and urged residents to conserve electricity

Blistering temperatures and humidity gripped swaths of the United States on Wednesday (local time), with the worst yet to come for the densely populated East Coast as the nation…

A dangerous heat wave is tightening its grip on the East Coast, with the worst conditions arriving as millions prepare to celebrate the Fourth of July outdoors.

Multiday warnings of extreme heat landed in New York, Boston and Philadelphia on Wednesday as sultry weather pushed east just ahead of Fourth of July celebratio

Long hours outdoors, day drinking, and World Cup matches are among the factors raising the risks of heat-related illness, as hot weather spreads across the eastern US.

Gaining freedom from the heat will be a challenge this Independence Day in the eastern U.S., and it's already starting ahead of the holiday weekend.

A dangerous heat wave is bringing prolonged extreme heat to more than two dozen states across the Midwest, the South and the East Coast.

Millions of Americans sweltered in stifling heat and humidity Thursday with dangerous temperatures expected to hit major cities through the Fourth of July holiday weekend.

A heat wave over the Fourth of July weekend could put millions at risk of heat-related illnesses. Here’s what to do to stay safe—and why you don’t just need to drink lots of water

Millions of Americans sweltered in stifling heat and humidity Thursday with dangerous temperatures expected to hit swaths of densely populated areas through the Fourth of July…

National Weather Service warns heat index could reach 115F as extreme heat grips midwest, Ohio Valley and east coast

High humidity is expected to make conditions feel even hotter