National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Witham Field Airport (KSUA)

Lat: 27.18°NLon: 80.23°WElev: 13ft.

Fog

68°F

20°C

Humidity 100%
Wind Speed S 5 mph
Barometer 29.99 in
Dewpoint 68°F (20°C)
Visibility 0.15 mi
Last update 6 Dec 6:15 am EST
Extended Forecast for

Port St. Lucie FL

Dense Fog Advisory until December 6, 10:00am
Click here for hazard details and duration
...
  •  
    Dense Fog Advisory until December 6, 10:00am

    NOW until 10:00am Sat

    Dense Fog Advisory

  • Today

    High: 84 °F

    Areas Dense
    Fog then
    Sunny

  • Tonight

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

    Low: 64 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the morning.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 50%.

    Low: 66 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. West wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 79 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59. North wind around 5 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 75. Northeast wind 5 to 10 mph.

    High: 75 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm.

    Low: 58 °F

    Mostly Cloudy

Detailed Forecast

Today
Areas of dense fog before 10am. Otherwise, mostly sunny, with a high near 84. Light southwest wind increasing to 5 to 10 mph in the morning.
Tonight
Partly cloudy, with a low around 64. Calm wind.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Calm wind becoming south southwest around 5 mph in the morning.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66. Calm wind becoming west southwest around 5 mph. Chance of precipitation is 50%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79. West wind 5 to 10 mph becoming north northwest in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 59. North wind around 5 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 75. Northeast wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 58. Northeast wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 76. North northwest wind around 5 mph becoming west southwest in the afternoon.
Wednesday Night
Partly cloudy, with a low around 52. Calm wind.
Thursday
Sunny, with a high near 76. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 54. Calm wind.
Friday
Sunny, with a high near 78. West northwest wind around 5 mph becoming south in the afternoon.
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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:
6:14 am EST Dec 6, 2025
Forecast Valid:
6am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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