Heat indices of over 43°C (110°F) forecast in South Texas as prolonged heat wave shifts south
A long-duration heat wave affecting the central and eastern United States is forecast to shift its most intense conditions into the south-central states this weekend and early next week, according to the Weather Prediction Center (WPC). High humidity and very warm nights are expected to contribute to widespread Major to Extreme HeatRisk, with heat indices potentially exceeding 43.3°C (110°F) in South Texas.

