Texas and Oklahoma face a fifth straight day of 100-degree weather. Wichita Falls and the Texoma region stay in the triple digits. People and officials there deal with the persistent heat. Relief will come soon. Forecasts show a cooling trend moving in. Temperatures should drop and end the extreme heat streak. Residents endure days of scorching conditions. Officials are addressing the ongoing situation. Weather models indicate relief ahead. Cooler air will likely arrive shortly. This will mark the end of the dangerous heat.