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

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 64°F (18°C)
Visibility 9.00 mi
Last update 22 Nov 12:55 am EST
Extended Forecast for

Port St. Lucie FL

  • Overnight

    Overnight: Patchy fog. Otherwise, partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.

    High: 82 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60. Calm wind.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning.

    High: 82 °F

    Sunny

  • Sunday Night

    Sunday Night: A chance of sprinkles before 1am. Mostly clear, with a low around 63. Calm wind becoming north northwest around 5 mph.

    Low: 63 °F

    Chance
    Sprinkles

  • Monday

    Monday: Mostly sunny, with a high near 81. Light north wind becoming east northeast 5 to 10 mph in the morning.

    High: 81 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. East wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82. East southeast wind 5 to 10 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 66. East southeast wind around 5 mph.

    Low: 66 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy fog. Otherwise, partly cloudy, with a low around 61. Calm wind.
Saturday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming east around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 60. Calm wind.
Sunday
Sunny, with a high near 82. Calm wind becoming northwest around 5 mph in the morning.
Sunday Night
A chance of sprinkles before 1am. Mostly clear, with a low around 63. Calm wind becoming north northwest around 5 mph.
Monday
Mostly sunny, with a high near 81. Light north wind becoming east northeast 5 to 10 mph in the morning.
Monday Night
Partly cloudy, with a low around 66. East wind around 5 mph.
Tuesday
Sunny, with a high near 82. East southeast wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 66. East southeast wind around 5 mph.
Wednesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 83. East southeast wind around 5 mph.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 66. East southeast wind around 5 mph becoming calm in the evening.
Thanksgiving Day
A 20 percent chance of showers. Partly sunny, with a high near 82. West wind 5 to 10 mph becoming north in the afternoon.
Thursday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 65. North wind around 5 mph.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 77. North northeast wind around 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:
1:14 am EST Nov 22, 2025
Forecast Valid:
1am EST Nov 22, 2025-6pm EST Nov 28, 2025
 
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Additional Resources

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Chance of Precipitation