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.

Partly Cloudy

79°F

26°C

Humidity 84%
Wind Speed S 14 G 20 mph
Barometer 29.97 in
Dewpoint 73°F (23°C)
Visibility 7.00 mi
Heat Index83°F (28°C)
Last update 2 Dec 9:47 am EST
Extended Forecast for

Port St. Lucie FL

  • Today

    Today: A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 84. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 84 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. West southwest wind around 5 mph.

    Low: 63 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79. Northwest wind around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 57. Calm wind.

    Low: 57 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. East northeast wind around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
A slight chance of showers before 1pm, then a slight chance of showers and thunderstorms between 1pm and 4pm, then a slight chance of showers after 4pm. Partly sunny, with a high near 84. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, with a low around 63. West southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 79. Northwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 57. Calm wind.
Thursday
Mostly sunny, with a high near 79. East northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 63. Calm wind.
Friday
Mostly sunny, with a high near 83. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 63. Calm wind.
Saturday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 84. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 62. Southwest wind around 5 mph.
Sunday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 80. West wind 5 to 10 mph.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 59. North wind around 5 mph.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 75. Northwest wind 5 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.29°N 80.36°W (Elev. 13 ft)
Last Update:
9:39 am EST Dec 2, 2025
Forecast Valid:
10am EST Dec 2, 2025-6pm EST Dec 8, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation