Weather Forecast for
Port Saint Lucie, FL

Tonight: A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 75. South southwest wind around 5 mph becoming calm in the evening.

Friday: Showers and thunderstorms likely, mainly between 3pm and 4pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday Night: A slight chance of showers and thunderstorms before 4am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, then gradually becoming mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm. Chance of precipitation is 20%.

Saturday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 91. Heat index values as high as 105. Calm wind becoming east southeast around 5 mph in the afternoon. Chance of precipitation is 60%.

Saturday Night: Showers and thunderstorms likely before 8pm. Mostly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm. Chance of precipitation is 60%.

Sunday: Showers and thunderstorms, mainly after 2pm. High near 92. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 90%.

Sunday Night: Showers and thunderstorms, mainly before 8pm. Low around 74. Calm wind. Chance of precipitation is 80%.

Monday: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 92. Light and variable wind becoming east northeast 5 to 10 mph in the afternoon.

Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Calm wind.

Tuesday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

Tuesday Night: Showers and thunderstorms likely. Partly cloudy, with a low around 75. East northeast wind around 5 mph. Chance of precipitation is 60%.

Wednesday: Showers and thunderstorms likely. Partly sunny, with a high near 89. East northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

Wednesday Night: Thunderstorms likely. Partly cloudy, with a low around 75. East northeast wind 5 to 10 mph. Chance of precipitation is 60%.

Thursday: Showers and thunderstorms likely. Mostly sunny, with a high near 90. East northeast wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation i

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