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.

Fair

86°F

30°C

Humidity 46%
Wind Speed SW 7 mph
Barometer 29.82 in
Dewpoint 63°F (17°C)
Visibility 7.00 mi
Heat Index87°F (31°C)
Last update 30 Apr 7:48 pm EDT
Extended Forecast for

Port St. Lucie FL

  • Tonight

    Tonight: Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. Light west wind becoming southwest 5 to 10 mph in the afternoon.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 96. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 96 °F

    Hot

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 69. West southwest wind 5 to 10 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. High near 77. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 77 °F

    Showers then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 64 °F

    T-storms
    Likely then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 80 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 65. East northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.

    Low: 65 °F

    Slight Chance
    T-storms then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 66. Southwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 91. Light west wind becoming southwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 67. South wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny and hot, with a high near 96. South southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday Night
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 69. West southwest wind 5 to 10 mph, with gusts as high as 25 mph.
Sunday
A chance of showers and thunderstorms before 8am, then showers and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. High near 77. North wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 64. North northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Monday
A slight chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 80. Northeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Monday Night
A slight chance of thunderstorms before 8pm. Partly cloudy, with a low around 65. East northeast wind around 5 mph becoming calm after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 10%.
Tuesday
A slight chance of showers, with thunderstorms also possible after 2pm. Mostly sunny, with a high near 84. East wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms. Mostly cloudy, with a low around 67. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 10%.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light south wind becoming south southeast 5 to 10 mph in the afternoon.
Wednesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69. Southeast wind around 5 mph becoming calm in the evening.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light south southwest wind becoming southwest 5 to 10 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Port St. Lucie FL
 27.29°N 80.36°W (Elev. 13 ft)
Last Update:
8:15 pm EDT Apr 30, 2026
Forecast Valid:
8pm EDT Apr 30, 2026-6pm EDT May 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation