National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Witham Field Airport (KSUA)

Lat: 27.18°NLon: 80.23°WElev: 13ft.

Fair

81°F

27°C

Humidity 89%
Wind Speed E 7 mph
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Oct 2:35 am EDT
Extended Forecast for

Port St. Lucie-River Park FL

  • Overnight

    Overnight: A chance of showers and thunderstorms. Partly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 85. Light west northwest wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 80%.

    High: 85 °F

    Chance
    T-storms then
    Showers

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 70. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    Low: 70 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 81. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before 2am. Partly cloudy, with a low around 69. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 69 °F

    Slight Chance
    Showers and
    Windy

  • Monday

    Monday: A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.

    High: 81 °F

    Chance
    Showers and
    Windy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 69. Windy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers and
    Windy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Partly cloudy, with a low around 75. East southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Friday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 3pm, then showers likely and possibly a thunderstorm after 3pm. Mostly sunny, with a high near 88. Southeast wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers between 2am and 4am. Partly cloudy, with a low around 73. Calm wind. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 85. Light west northwest wind becoming north 5 to 10 mph in the morning. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 70. North wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Sunday
A chance of showers, with thunderstorms also possible after 8am. Partly sunny, with a high near 81. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.
Sunday Night
A 20 percent chance of showers before 2am. Partly cloudy, with a low around 69. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph.
Monday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 81. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Partly cloudy, with a low around 69. Windy, with a north northeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Tuesday
A 20 percent chance of showers after 8am. Mostly sunny, with a high near 82. Windy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly clear, with a low around 69. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 82. Windy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 67. North northeast wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 82. Windy, with a north northeast wind 15 to 20 mph, with gusts as high as 30 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie-River Park FL
 27.31°N 80.33°W (Elev. 7 ft)
Last Update:
2:39 am EDT Oct 16, 2026
Forecast Valid:
2am EDT Oct 16, 2026-6pm EDT Oct 22, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation