Third US heat dome in a month threatens 70 million with dangerous temperatures

A massive heat dome spanning the Gulf Coast to the Midwest will bring temperatures of 95-105°F across Southern and central states this weekend, marking the third extreme heat event in as many weeks.

First covered Jul 25, 2026 · 11:34 AM PT · 2 articles · no longer in the live window

Third US heat dome in a month threatens 70 million with dangerous temperatures — Image via theguardian.com

Coverage

62d Guardian Environment ‘Extraordinarily hot’: US heatwave stretches on with millions still under warnings — Southern and central states from California to Mississippi face heat indexes above 100F amid another heat dome At least 40 million people were under extreme…

63d Guardian Environment Scorching US heatwave to hit 70 million people with third ‘heat dome’ in month — 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…

Primary sources

nifc.gov National Fire News | National Interagency Fire Center

wpc.ncep.noaa.gov Latestkeymessage 1 (wpc.ncep.noaa.gov)

More coverage from around the web

severe-weather.eu US Heat Wave 2026: Record-Breaking Heat Dome Scorching 200+ Million Americans

thehill.com Double heat dome coming to US: Here’s when it’ll start, where it’ll be worst

upi.com Heat dome to build east into next week, bringing hottest weather of season to St. Louis, Memphis - UPI.com

weather.com Extreme heat dome shatters records across Central and Eastern US

aljazeera.com What is a heat dome? The US heatwave explained | Weather News | Al Jazeera

Appeared in: 2026-07-25 (#9) · 2026-07-26 (#8) · 2026-07-27 (#10)

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