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 74%
Wind Speed NE 10 mph
Barometer 30.03 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Heat Index82°F (28°C)
Last update 1 Dec 1:50 pm EST
Extended Forecast for

Port St. Lucie FL

  • This Afternoon

    This Afternoon: A 20 percent chance of showers. Mostly sunny, with a high near 80. Northeast wind around 10 mph.

    High: 80 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A 20 percent chance of showers before 11pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight.

    Low: 66 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 84 °F

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 64. West southwest wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. North wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59. Calm wind becoming north around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. Northeast wind around 5 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Mostly sunny, with a high near 80. Northeast wind around 10 mph.
Tonight
A 20 percent chance of showers before 11pm. Patchy fog after 4am. Otherwise, partly cloudy, with a low around 66. East wind around 5 mph becoming south after midnight.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 84. South wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 64. West southwest wind around 5 mph.
Wednesday
Mostly sunny, with a high near 80. North wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 59. Calm wind becoming north around 5 mph.
Thursday
Sunny, with a high near 79. Northeast wind around 5 mph.
Thursday Night
Partly cloudy, with a low around 61. Calm wind.
Friday
Mostly sunny, with a high near 83. Southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 83. South southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 63. West southwest wind around 5 mph.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 81. West southwest wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.29°N 80.36°W (Elev. 13 ft)
Last Update:
2:14 pm EST Dec 1, 2025
Forecast Valid:
2pm EST Dec 1, 2025-6pm EST Dec 7, 2025
 
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Additional Resources

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Chance of Precipitation