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Texas Heat Wave Shatters Records as Temperatures Persistently Climb

An early-season heat dome has driven unseasonable highs across Texas, with record-breaking temperatures and heat advisories extending into next week.

A stock image of the Houston skyline.
Shown at left are expected heat index values at 5 p.m. Saturday in South Texas. At right is future weather radar modeling for 6 p.m. Saturday, according to the HRRR forecast model.
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Heat index values for Friday afternoon are expected to surpass 100 degrees in the Houston metro area, according to the National Blend of Models.

Overview

  • Houston has recorded four consecutive days of record-breaking high temperatures, reaching up to 95°F at Bush Intercontinental Airport.
  • Camp Mabry, Austin-Bergstrom, and Del Rio broke May 15 daily temperature records, with Camp Mabry surpassing a 100-year-old mark.
  • The National Weather Service issued heat advisories for South-Central Texas, warning of heat index values between 105°F and 110°F due to high humidity.
  • Climate Central’s Climate Shift Index indicates that human-driven climate change has made these temperature extremes up to four times more likely.
  • Meteorological forecasts predict the heat wave will continue through early next week, posing ongoing risks to public health and infrastructure.