Scorching US heatwave to hit 70 million people with third ‘heat dome’ in month

high · Guardian Environment · Oliver Milman and agencies · 25 Jul 2026 · 18:34 UTC · Climate Collapse · 1 min read

Summary

Qualifies as dystopian content documenting climate collapse—recurring extreme heat events affecting tens of millions represent the real-world manifestation of environmental catastrophe with cascading impacts on public health, infrastructure, and social systems.

Temperatures of 95-105F (35-40C) are expected, spanning Gulf of Mexico coast to the Great Plains and the midwest
About 70 million people in the US are set to face excessive heat advisories as dangerously hot temperatures scorch much of the country’s southern and central states.
The third major “heat dome” event to hit the US in the past month is gathering strength over the weekend, spanning a vast swathe of the country, from the Gulf of Mexico coast to the Great Plains and the midwest.

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Scorching US heatwave to hit 70 million people with third ‘heat dome’ in month

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