Current conditions at

Witham Field Airport (KSUA)

Lat: 27.18°NLon: 80.23°WElev: 13ft.

A Few Clouds

84°F

29°C

Humidity 79%
Wind Speed Vrbl 7 mph
Barometer 30.14 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 12 Jul 12:55 am EDT
Extended Forecast for

Port St. Lucie-River Park FL

  • Overnight

    Overnight: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 5pm.  Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming east around 5 mph in the afternoon.

    High: 95 °F

    Mostly Sunny
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly clear, with a low around 76. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 2pm.  Sunny and hot, with a high near 96. Heat index values as high as 107. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 96 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms before 2am.  Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 75 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.

    High: 95 °F

    Hot

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 76 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 106. Calm wind becoming east around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 76. South southeast wind around 5 mph becoming calm in the evening.
Monday
A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96. Heat index values as high as 107. Calm wind becoming south southeast around 5 mph in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 75. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 76. East southeast wind around 5 mph becoming calm in the evening.
Wednesday
Sunny and hot, with a high near 95. Calm wind becoming east around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny and hot, with a high near 96. Calm wind becoming east around 5 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms. Sunny and hot, with a high near 96. Calm wind becoming southeast around 5 mph in the afternoon.
Friday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 76. Southeast wind around 5 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95. Light southwest wind becoming south 5 to 10 mph in the afternoon.
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie-River Park FL
 27.31°N 80.36°W (Elev. 10 ft)
12:56 am EDT Jul 12, 2026
1am EDT Jul 12, 2026-6pm EDT Jul 18, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database