National Weather Service

News Headlines

Prepare for an Active Severe Weather Season! Sign Up for an Upcoming SKYWARN Training Class
Increased Potential for Well Above Normal Rainfall and Severe Weather This Upcoming Dry Season (Nov 2026 - Apr 2027)
El Nino and Its Influence on East Central Florida Weather
Seven Day Graphical Hazardous Weather Outlook

Current conditions at

Witham Field Airport (KSUA)

Lat: 27.18°NLon: 80.23°WElev: 13ft.

A Few Clouds

82°F

28°C

Humidity	79%
Wind Speed	E 9 G 15 mph
Barometer	30.02 in
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	89°F (32°C)
Last update	15 Oct 2:35 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Port St. Lucie FL

Overnight
Low: 74 °F
Slight Chance
Showers
Thursday
High: 88 °F
Chance
Showers then
Chance
T-storms
Thursday Night
Low: 75 °F
Chance
T-storms
Friday
High: 89 °F
Slight Chance
T-storms then
Showers
Likely
Friday Night
Low: 73 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 86 °F
Chance
T-storms then
Showers
Likely
Saturday Night
Low: 70 °F
Showers
Likely
Sunday
High: 81 °F
Showers
Likely and
Windy
Sunday Night
Low: 70 °F
Chance
Showers and
Windy

Detailed Forecast

Overnight

A 20 percent chance of showers. Partly cloudy, with a low around 74. East wind around 5 mph becoming calm.

Thursday

A chance of showers, with thunderstorms also possible after 11am. Mostly sunny, with a high near 88. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Thursday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 75. East northeast wind around 5 mph becoming calm after midnight. Chance of precipitation is 30%.

Friday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Calm wind becoming east around 5 mph in the morning. Chance of precipitation is 60%.

Friday Night

A 40 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 73. Calm wind.

Saturday

A chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Light and variable wind becoming north 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%.

Saturday Night

Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. North northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

Sunday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 81. Windy, with a northeast wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.

Sunday Night

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph.

Monday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 83. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.

Monday Night

Showers and thunderstorms likely. Partly cloudy, with a low around 70. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Tuesday

A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.

Tuesday Night

A 20 percent chance of showers. Partly cloudy, with a low around 70. Windy, with a northeast wind 10 to 20 mph, with gusts as high as 25 mph.

Wednesday

A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 84. Windy, with a northeast wind 15 to 20 mph, with gusts as high as 30 mph.