Forecast for overnight:  A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am.  Mostly cloudy, with a low around 67. South wind 5 to 10 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.  Sunday:  Showers and thunderstorms likely, mainly before 9am.  Mostly cloudy, with a high near 83. South wind around 5 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.  Sunday Night:  Partly cloudy, with a low around 64. North wind around 5 mph becoming calm  in the evening.