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

81°F

27°C

Humidity 70%
Wind Speed NE 9 mph
Barometer 30.12 in
Dewpoint 70°F (21°C)
Visibility 7.00 mi
Heat Index85°F (29°C)
Last update 20 Nov 11:47 am EST
Extended Forecast for

Port St. Lucie FL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. East northeast wind around 5 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 1am. Otherwise, mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm.

    Low: 63 °F

    Clear then
    Patchy Fog

  • Friday

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

    High: 82 °F

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 61. Calm wind.

    Low: 61 °F

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: Mostly sunny, with a high near 82. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 82 °F

    Mostly 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 83. Calm wind becoming north around 5 mph in the afternoon.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 82. Calm wind becoming east northeast around 5 mph in the morning.

    High: 82 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 82. East northeast wind around 5 mph.
Tonight
Patchy fog after 1am. Otherwise, mostly clear, with a low around 63. Northeast wind around 5 mph becoming calm.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 82. Calm wind becoming east northeast around 5 mph in the afternoon.
Friday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 61. Calm wind.
Saturday
Mostly sunny, with a high near 82. Calm wind becoming east northeast around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 60. Calm wind.
Sunday
Sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 64. Calm wind.
Monday
Sunny, with a high near 82. Calm wind becoming east northeast around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 65. East wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 82. Light east southeast wind becoming southeast 5 to 10 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 65. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 83. Calm wind becoming east southeast around 5 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.27°N 80.36°W (Elev. 16 ft)
Last Update:
12:29 pm EST Nov 20, 2025
Forecast Valid:
12pm EST Nov 20, 2025-6pm EST Nov 26, 2025
 
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