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.

Overcast

72°F

22°C

Humidity 100%
Wind Speed W 8 mph
Barometer 29.95 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 3 Dec 3:20 am EST
Extended Forecast for

Port St. Lucie FL

  • Overnight

    Overnight: Mostly cloudy, with a low around 64. West northwest wind around 5 mph.

    Low: 64 °F

    Mostly Cloudy

  • Wednesday

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

    High: 80 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58. Calm wind.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79. North northwest wind around 5 mph becoming northeast in the afternoon.

    High: 79 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 84. South southeast wind 5 to 10 mph.

    High: 84 °F

    Mostly Sunny

  • Friday Night

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

    Low: 63 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 85. Light south southwest wind increasing to 5 to 10 mph in the morning.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 65. Southwest wind around 5 mph.

    Low: 65 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 64. West northwest wind around 5 mph.
Wednesday
Partly sunny, with a high near 80. North northwest wind around 5 mph.
Wednesday Night
Partly cloudy, with a low around 58. Calm wind.
Thursday
Mostly sunny, with a high near 79. North northwest wind around 5 mph becoming northeast in the afternoon.
Thursday Night
Partly cloudy, with a low around 63. Northeast wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 84. South southeast wind 5 to 10 mph.
Friday Night
Partly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 85. Light south southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 65. Southwest wind around 5 mph.
Sunday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 63. West northwest wind around 5 mph.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 75. Northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 53. North wind around 5 mph, with gusts as high as 20 mph.
Tuesday
Mostly sunny, with a high near 73. North wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.27°N 80.36°W (Elev. 16 ft)
Last Update:
3:14 am EST Dec 3, 2025
Forecast Valid:
3am EST Dec 3, 2025-6pm EST Dec 9, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation