Tonight: An isolated early evening shower or thunderstorm is possible. Otherwise partly cloudy. Some fog is possible late. Low: 72. Wednesday: Partly cloudy. Hot and humid. Scattered afternoon and evening thunderstorms. Periods of heavy rain are likely. High: 93. Heat index values will be near 100. Wednesday night: A few showers and thunderstorms possible. Rain will be less likely later in the evening. Low: 72.