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

Fort Pierce, St. Lucie County International Airport (KFPR)

Lat: 27.5°NLon: 80.38°WElev: 26ft.

Fair

74°F

23°C

Humidity 97%
Wind Speed Calm
Barometer 30.04 in (1017.1 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 28 Aug 1:53 am EDT
Extended Forecast for

Fort Pierce South FL

  • Overnight

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

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Heat index values as high as 102. Light east wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 70%.

    High: 90 °F

    Showers
    Likely then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening.

    Low: 76 °F

    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Light east southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 90 °F

    T-storms
    Likely

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 77 °F

    T-storms
    Likely then
    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 70%.

    High: 90 °F

    Showers
    Likely then
    T-storms
    Likely

  • Monday Night

    Monday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 77 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 75. Calm wind.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms before 4am, then a chance of showers between 4am and 5am, then a chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 76. East southeast wind around 5 mph becoming calm. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Heat index values as high as 102. Light east wind increasing to 5 to 10 mph in the afternoon. Chance of precipitation is 70%.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly before 2am. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening.
Sunday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 90. Light east southeast wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A slight chance of showers and thunderstorms before 8am, then showers likely and possibly a thunderstorm between 8am and 2pm, then showers and thunderstorms likely after 2pm. Partly sunny, with a high near 90. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Tuesday
Showers likely and possibly a thunderstorm before 2pm, then showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 90. East wind 5 to 10 mph. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. Light northeast wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. East wind around 5 mph becoming calm. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Light east wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Pierce South FL
 27.41°N 80.35°W (Elev. 10 ft)
Last Update:
1:39 am EDT Aug 28, 2026
Forecast Valid:
2am EDT Aug 28, 2026-6pm EDT Sep 3, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation