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

66°F

19°C

Humidity 94%
Wind Speed SW 5 mph
Barometer 30.06 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 23 Nov 1:35 am EST
Extended Forecast for

Port St. Lucie FL

  • Overnight

    Overnight: Patchy fog after 3am. Otherwise, mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming northwest around 5 mph.

    High: 83 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 4am. Partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers. Mostly sunny, with a high near 81. Light and variable wind becoming east northeast 5 to 10 mph in the morning.

    High: 81 °F

    Slight Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 65. East wind around 5 mph becoming calm.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 83. Light east southeast wind increasing to 5 to 10 mph in the morning.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Chance
    Showers

Detailed Forecast

Overnight
Patchy fog after 3am. Otherwise, mostly clear, with a low around 60. Calm wind.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 83. Calm wind becoming northwest around 5 mph.
Sunday Night
A 20 percent chance of showers after 4am. Partly cloudy, with a low around 65. Calm wind.
Monday
A 20 percent chance of showers. Mostly sunny, with a high near 81. Light and variable wind becoming east northeast 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 65. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 83. Light east southeast wind increasing to 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 64. Calm wind.
Wednesday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 83. Calm wind becoming east southeast around 5 mph in the afternoon.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 65. Calm wind.
Thanksgiving Day
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 80. Light and variable wind becoming north 5 to 10 mph in the morning.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 61. North wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 75. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 62. East northeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 20 percent chance of showers. Mostly sunny, with a high near 76. East northeast wind 10 to 15 mph, with gusts as high as 25 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.27°N 80.36°W (Elev. 16 ft)
Last Update:
1:14 am EST Nov 23, 2025
Forecast Valid:
1am EST Nov 23, 2025-6pm EST Nov 29, 2025
 
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Additional Resources

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Chance of Precipitation