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

68°F

20°C

Humidity 88%
Wind Speed S 5 mph
Barometer 30.06 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 5 Dec 3:15 am EST
Extended Forecast for

Port St. Lucie FL

  • Overnight

    Overnight: Partly cloudy, with a low around 62. Calm wind.

    Low: 62 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the morning.

    High: 84 °F

    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 84. Light southwest wind increasing to 5 to 10 mph in the morning.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 63 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Light west southwest wind becoming southwest 5 to 10 mph in the morning.

    High: 83 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers

  • Monday

    Monday: A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 76. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 76 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 60. North wind around 5 mph, with gusts as high as 20 mph.

    Low: 60 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 62. Calm wind.
Friday
Sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 63. Calm wind.
Saturday
Mostly sunny, with a high near 84. Light southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
Partly cloudy, with a low around 63. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 83. Light west southwest wind becoming southwest 5 to 10 mph in the morning.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. West wind around 5 mph. Chance of precipitation is 40%.
Monday
A 40 percent chance of showers, mainly before 1pm. Mostly cloudy, with a high near 76. North northwest wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 60. North wind around 5 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 76. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 58. North northeast wind around 5 mph becoming calm.
Wednesday
Partly sunny, with a high near 76. North wind around 5 mph becoming south southeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind.
Thursday
Mostly sunny, with a high near 76. West 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:
3:14 am EST Dec 5, 2025
Forecast Valid:
3am EST Dec 5, 2025-6pm EST Dec 11, 2025
 
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Additional Resources

Radar & Satellite Image

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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