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

77°F

25°C

Humidity 100%
Wind Speed Vrbl 5 mph
Barometer 30.02 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 Oct 6:15 am EDT
Extended Forecast for

Port St. Lucie-River Park FL

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 85. North wind 5 to 10 mph.

    High: 85 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 68. North northeast wind around 5 mph becoming calm.

    Low: 68 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 86. North northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.

    High: 86 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of showers. Sunny, with a high near 87. East northeast wind 5 to 10 mph.

    High: 87 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 74. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 88. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Columbus Day
Mostly sunny, with a high near 85. North wind 5 to 10 mph.
Tonight
Clear, with a low around 68. North northeast wind around 5 mph becoming calm.
Tuesday
Sunny, with a high near 86. North northwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 72. Northeast wind around 5 mph becoming calm in the evening.
Wednesday
A 20 percent chance of showers. Sunny, with a high near 87. East northeast wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 73. East northeast wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 87. East wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers. Partly cloudy, with a low around 74. East northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 88. Calm wind becoming east northeast around 5 mph in the afternoon. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 30%.
Saturday
Showers likely. Mostly sunny, with a high near 86. Windy, with a northeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 71. Windy, with an east northeast wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
Sunday
Showers likely. Partly sunny, with a high near 82. Windy, with an east northeast wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 70%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie-River Park FL
 27.31°N 80.33°W (Elev. 7 ft)
Last Update:
6:14 am EDT Oct 12, 2026
Forecast Valid:
6am EDT Oct 12, 2026-6pm EDT Oct 18, 2026
 
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