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Heat dome expands across the central United States, creating dangerous conditions for millions
Summary by The San Antonio Editorial Desk · Byline on the source page: Michael Phillis, Associated Press , as published by KSAT 12 (ABC affiliate)
· July 25, 2026
· 1 min read
Photo: KSAT 12 (ABC affiliate) · view original
A heat dome is expanding across the central United States, bringing dangerously hot weather to the region. Temperatures are expected to rise above 100 degrees Fahrenheit, affecting areas from Dallas t
Story provenance No corrections
Summary created by The San Antonio Editorial Desk — automated, rule-governed Byline on source page Michael Phillis, Associated Press, as published by KSAT 12 (ABC affiliate) Original story Read at the source Source published Jul 25, 2026 Indexed here Jul 25, 2026 AI assistance Automated summary drawn from the source’s own published text Prepublication human review No — editorial rules, flagged-item review, and published samples
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Key takeaway Temperatures are expected to rise above 100 degrees Fahrenheit, affecting areas from Dallas to North Dakota.
Why this matters in The San Antonio
The expanding heat dome across the central United States will have significant implications for San Antonio, where residents are no strangers to sweltering summers. With temperatures expected to soar above 100 degrees Fahrenheit, the city's most vulnerable populations, such as the elderly and young children, will be at increased risk of heat-related illnesses. The high humidity will only exacerbate the situation, making outdoor activities and daily commutes even more treacherous. San Antonio's public safety officials will likely be on high alert, working to prevent heat-related emergencies and providing support to those in need. As the heat wave sets in, local residents can expect increased demand on the city's cooling centers and other heat relief services, underscoring the need for community members to check in on their neighbors and prioritize heat safety.
About this story
As published by KSAT 12 (ABC affiliate) . The San Antonio surfaces reporting from trusted publishers and adds local editorial context so readers can quickly understand what a story means for their community. We attribute every source, link to the original report, and follow a documented editorial standards policy. To understand how stories are selected and reviewed, read our about page .
For the complete original report, visit KSAT 12 (ABC affiliate) . Have a tip or correction? Contact our newsroom .
Category: local ·
Published: July 25, 2026 ·
Source: KSAT 12 (ABC affiliate) ·
Reading time: 1 min
Frequently asked about this story
What is this story about? A heat dome is expanding across the central United States, bringing dangerously hot weather to the region. Temperatures are expected to rise above 100 degrees Fahrenheit, affecting areas from Dallas t
When was this published? This article was first published on July 25, 2026 by KSAT 12 (ABC affiliate) and curated for The San Antonio readers.
Who reported this story? This story was reported by Michael Phillis, Associated Press at KSAT 12 (ABC affiliate). To learn more about how The San Antonio selects and reviews stories, see our editorial standards .
Where can I find related coverage? See more local coverage from The San Antonio, or browse our daily briefing and topic hubs .
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