7-Day Forecast Summary
7-Day Detailed Weather Forecast for Port Saint Lucie
Overnight |
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Temperature: 76°F Wind Speed: 5 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 76. South wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
Sunday |
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Temperature: 90°F Wind Speed: 5 mph Wind Direction: S Forecast: A slight chance of showers and thunderstorms before 10am, then a chance of showers and thunderstorms between 10am and 11am, then a chance of showers and thunderstorms between 11am and 4pm, then showers and thunderstorms likely. Partly sunny. High near 90, with temperatures falling to around 85 in the afternoon. Heat index values as high as 103. South wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
Sunday Night |
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Temperature: 73°F Wind Speed: 0 mph Wind Direction: Forecast: Showers and thunderstorms likely before 11pm, then a slight chance of showers and thunderstorms between 11pm and midnight, then a chance of showers and thunderstorms between midnight and 1am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 73. West wind around 0 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
Columbus Day |
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Temperature: 86°F Wind Speed: 5 to 10 mph Wind Direction: NNW Forecast: A slight chance of showers and thunderstorms before 2pm. Mostly sunny, with a high near 86. North northwest wind 5 to 10 mph. Chance of precipitation is 20%. |
Monday Night |
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Temperature: 67°F Wind Speed: 0 to 5 mph Wind Direction: N Forecast: Mostly clear, with a low around 67. North wind 0 to 5 mph. |
Tuesday |
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Temperature: 87°F Wind Speed: 5 to 10 mph Wind Direction: N Forecast: Sunny, with a high near 87. North wind 5 to 10 mph. |
Tuesday Night |
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Temperature: 70°F Wind Speed: 0 to 10 mph Wind Direction: NNE Forecast: Mostly clear, with a low around 70. North northeast wind 0 to 10 mph. |
Wednesday |
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Temperature: 86°F Wind Speed: 0 to 10 mph Wind Direction: NNE Forecast: A slight chance of rain showers after 8am. Sunny, with a high near 86. North northeast wind 0 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%. |
Wednesday Night |
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Temperature: 72°F Wind Speed: 0 to 10 mph Wind Direction: ENE Forecast: A slight chance of rain showers before 8pm. Mostly clear, with a low around 72. East northeast wind 0 to 10 mph. Chance of precipitation is 20%. |
Thursday |
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Temperature: 87°F Wind Speed: 0 to 10 mph Wind Direction: ENE Forecast: A chance of rain showers after 8am. Sunny, with a high near 87. East northeast wind 0 to 10 mph. Chance of precipitation is 30%. |
Thursday Night |
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Temperature: 73°F Wind Speed: 0 to 10 mph Wind Direction: ENE Forecast: A chance of rain showers before 8pm. Mostly clear, with a low around 73. East northeast wind 0 to 10 mph. Chance of precipitation is 30%. |
Friday |
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Temperature: 87°F Wind Speed: 0 to 10 mph Wind Direction: ENE Forecast: A chance of rain showers after 8am. Mostly sunny, with a high near 87. East northeast wind 0 to 10 mph. Chance of precipitation is 50%. |
Friday Night |
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Temperature: 72°F Wind Speed: 0 to 10 mph Wind Direction: ENE Forecast: A chance of rain showers before 2am. Partly cloudy, with a low around 72. East northeast wind 0 to 10 mph. Chance of precipitation is 50%. |
Saturday |
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Temperature: 86°F Wind Speed: 5 to 20 mph Wind Direction: NNE Forecast: A slight chance of rain showers between 8am and 2pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. North northeast wind 5 to 20 mph, with gusts as high as 25 mph. |

