Houston residents can anticipate a mix of sunny skies and potential showers in the coming week, with temperatures peaking in the low 90s. A 20 percent chance of showers and thunderstorms might offer a brief respite from the heat this Saturday afternoon, as the high nears 89 degrees with a gentle northeast wind. The evening is expected, to clear up, setting the stage for a mostly sunny Sunday promising a high of 92 degrees, according to the National Weather Service.