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Dangerous heat wave threatens oppressive temperatures in much of the US
By Patrick Whittle And Tammy Webber, Associated Press at KSAT 12 (ABC affiliate)
· July 11, 2026
· 4 min read
A widespread and dangerous heat wave was building across the U.S. on Saturday, with triple-digit highs expected in the Southwest and Great Plains this weekend before spreading eastward under a dome of high pressure that meteorologists say could trap oppressive temperatures for a week or more.Fore...
Key takeaway Paul and will continue next week, when temperatures are forecast to climb into the mid- to high 90s.
Why this matters in The San Antonio
San Antonio residents can expect the heat wave to bring extreme temperatures to the area, with the city's own heat index likely to soar. Given the city's existing heat mitigation efforts, it will be crucial to monitor how effectively these measures can protect vulnerable populations, such as the elderly and those without access to air-conditioned spaces. The heat wave's impact on local energy consumption and the strain on the city's power grid will also be worth watching, as residents crank up their air conditioners to escape the heat. Additionally, the city's outdoor events and festivals may need to be reevaluated or rescheduled to ensure public safety during this period of extreme heat. As the heat wave moves into the area, San Antonio's emergency management officials will likely be on high alert, working to prevent heat-related illnesses and ensuring that residents have access to cooling centers and other resources to stay safe.
About this story
Original reporting 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: library ·
Published: July 11, 2026 ·
Source: KSAT 12 (ABC affiliate) ·
Reading time: 4 min
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Frequently asked about this story
What is this story about? A widespread and dangerous heat wave was building across the U.S. on Saturday, with triple-digit highs expected in the Southwest and Great Plains this weekend before spreading eastward under a dome of high pressure that meteorologists say could trap oppressive temperatures for a week or more.Fore...
When was this published? This article was first published on July 11, 2026 by KSAT 12 (ABC affiliate) and curated for The San Antonio readers.
Who reported this story? This story was reported by Patrick Whittle And Tammy Webber, 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 library coverage from The San Antonio, or browse our daily briefing and topic hubs .
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