what is a heat dome

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Dangerous heat is gripping parts of the United States, with more than 39 million people under heat alerts across much of the South as temperatures are expected to rise over the weekend.

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2026-08-01

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2026-08-01

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2026-08-01

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Latest related news (2026-08-01)

A record-challenging heat dome is about to bake the West with the summer’s hottest temperatures so far — CNN
Scorching July may end up the warmest month on record across the U.S. — The Washington Post
Heat wave to scorch the U.S. this week — and some cities will experience 'feels like' heat index of 115°F — Yahoo News Canada