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 a prolonged heatwave. Officials are managing the conditions. Meteorologists expect relief ahead. Lower temperatures will likely push in shortly. The pattern will shift, ending the extended warm spell.