A strong high-pressure system over the central US is dominating the weather pattern in Texas and the Rio Grande Valley. This system is keeping conditions hot and stagnant in the area. Temperatures are expected to remain high, with the heat index reaching triple-digit values.

The setup is also bringing steady southeast winds into the region. Further details on the weather pattern and its effects on the area are available from ValleyCentral. The high-pressure system's impact on local temperatures is a key factor in the ongoing hot weather.