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.

Showers in Vicinity

86°F

30°C

Humidity 79%
Wind Speed SE 12 G 21 mph
Barometer 30.10 in
Dewpoint 79°F (26°C)
Visibility 7.00 mi
Heat Index99°F (37°C)
Last update 18 Jun 5:47 pm EDT
Extended Forecast for

Port St. Lucie-River Park FL

  • Tonight

    Tonight: Partly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming light south southeast in the evening.

    Low: 74 °F

    Partly Cloudy

  • Juneteenth

    Juneteenth: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Light south southeast wind becoming east southeast 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73. East southeast wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 89. Light south southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 40%.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Sunny, with a high near 89. Light east wind increasing to 5 to 10 mph in the morning.

    High: 89 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75. East wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
Partly cloudy, with a low around 74. East southeast wind 5 to 10 mph becoming light south southeast in the evening.
Juneteenth
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Light south southeast wind becoming east southeast 5 to 10 mph in the afternoon.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 73. East southeast wind around 5 mph becoming calm in the evening.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 89. Light south southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 40%.
Saturday Night
Mostly clear, with a low around 75. East southeast wind around 5 mph becoming calm in the evening.
Sunday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 89. Light east wind increasing to 5 to 10 mph in the morning.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 75. East wind around 5 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. East wind 5 to 15 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89. East wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. East wind around 5 mph becoming calm in the evening.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90. Light east southeast wind becoming east 5 to 10 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie-River Park FL
 27.31°N 80.36°W (Elev. 10 ft)
Last Update:
6:14 pm EDT Jun 18, 2025
Forecast Valid:
6pm EDT Jun 18, 2025-6pm EDT Jun 25, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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