 27 News First Alert Meteorologist Jordan Evans. For today, mostly sunny with hot temperatures, a high of 97 and a heat index around 102. For tonight, mostly clear with a low of 79. For tomorrow, mostly sunny in the morning with increasing clouds throughout the day and a low chance for a shower or a thunderstorm with near record high temperatures, 100 degrees. Heat index as high as 110. For tomorrow night, mostly clear sky and a low of 80.