...Heat Index values of 105 to 110 Expected this Afternoon... The combination of above normal temperatures and high dewpoints will result in Heat Index values of 105 to 110 degrees across most of Deep South Texas this afternoon. Peak temperatures are expected between 1 pm and 5 pm today. The highest Heat Index values are expected to occur between 2 to 4 pm this afternoon, potentially briefly reaching near or above 110 degrees. Residents with outdoor activities are urged to drink plenty of water, wear light weight and light colored clothing, and take frequent breaks from the heat. The elderly, children, and pets should never be left unattended in vehicles under any circumstances. Vehicle interiors can reach lethal temperatures in a matter of minutes.
