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Texas heat wave 2026

Updated 2 times since CLSTR started tracking revisions of this situation.

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2026-07-31 19:46 UTC → 2026-08-04 19:47 UTC · added removed

The July July‑August 2026 Texas heat wave has continued to produce triple‑digit temperatures persisted, with daily highs frequently reaching or exceeding 100 °F and extreme heat‑index values topping 110 °F across the state. Early July brought a weakening cold front that sparked thunderstorms, localized flooding, hail and wind gusts up to 65 mph before humidity surged and temperatures climbed toward 100 °F. By July 21, ERCOT projected peak electricity demand of 80,000–90,000 MW, near approaching the all‑time high record of 85,508 MW recorded set in August 2023. A six‑day supply forecast still shows the grid able to meet the surge, but officials warn that any outage could jeopardize public health and business operations, especially as 2023, while a possible Gulf tropical storm adds humidity. Health agencies have reiterated the danger of heat‑related illnesses. On July 28 they highlighted symptoms of heat exhaustion and heat stroke, noting body temperatures can exceed 106 °F and that prompt treatment is essential to avoid permanent disability or death. The National Weather Service continues to issue Heat Advisories, Extreme Heat Watches and Extreme Heat Warnings, urging residents to stay hydrated, seek shade, limit outdoor activity during peak heat, added further humidity and use rapid‑cooling methods. strain on the grid. A persistent heat dome kept daily highs at or above 100 °F through the end of July, with inland areas reporting such as Corpus Christi at 106‑108 °F and heat‑index values over 110 °F. A °F, with only a brief, weak cold front was expected to bring only spotty offering minimal rain and modest humidity relief before stalling, leaving minimal short‑term respite. relief. In early August, the drying of grasses and fuels under triple‑digit heat prompted burn bans in 93 counties and heightened wildfire danger. An air‑quality alert warned of respiratory risks in North Texas, and isolated severe storms introduced hail, damaging winds and flash‑flood concerns. Authorities continue to advise pre‑cooling homes, limiting appliance use urge residents to stay hydrated, limit outdoor activity during peak hours, heat, pre‑cool homes, and keeping keep emergency kits ready. ready in case of power outages or fire incidents.

Versions

  1. 2026-08-04 19:47 UTC Texas heat wave 2026
  2. 2026-07-31 19:46 UTC Texas heat wave 2026
  3. 2026-07-29 02:11 UTC Texas heat wave 2026

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