martin county area forecast 718 am edt wed may 22 2013 .today...partly cloudy. scattered showers and thunderstorms in the morning...then numerous showers and thunderstorms in the afternoon. highs in the mid 80s. south winds at 5 to 10 mph with gusts up to 25 mph. chance of rain 70 percent. .tonight...mostly cloudy. numerous showers and thunderstorms in the evening...then scattered showers and isolated thunderstorms late. lows 59 to 64. southwest winds 5 to 10 mph. chance of rain 70 percent. .thursday...mostly cloudy. a chance of showers and thunderstorms in the morning...then showers likely and a chance of thunderstorms in the afternoon. highs in the mid 70s. west winds at 5 to 10 mph. chance of rain 60 percent. .thursday night...mostly cloudy with a chance of showers. cooler. lows in the upper 40s. northwest winds at 5 to 10 mph. chance of rain 50 percent. .friday...partly cloudy. cooler. highs in the mid 60s. north winds 10 to 15 mph. .friday night...mostly clear. lows in the mid 40s. .saturday and saturday night...partly cloudy. highs in the upper 60s. lows around 50. .sunday...partly cloudy. highs around 70. .sunday night...mostly cloudy with a 20 percent chance of showers. lows 52 to 57. .memorial day...partly cloudy with a 30 percent chance of showers and thunderstorms. highs in the mid 70s. .monday night...mostly cloudy with a 20 percent chance of showers and thunderstorms. lows in the upper 50s. .tuesday...partly cloudy with a 30 percent chance of showers and thunderstorms. highs in the upper 70s.