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Port Saint Lucie, FL Weather

Live radar, hourly and 7-day forecast, and National Weather Service alerts for Port Saint Lucie, Saint Lucie County, Florida.

Updated Jul 29, 2026, 3:19 PM local time · Radar refreshes every 5 minutes

🌤️
Port Saint Lucie
Mostly clear
93°F
Feels like 100°F
Wind 15 mph
Humidity 55%
Cloud cover 21%
UV index 9
Alerts 0

Active alerts

No active National Weather Service alerts for Port Saint Lucie, FL.

Port Saint Lucie weather radar

Light Heavy

Next 24 hours

Now
☀️
93°F
18%
4 PM
☁️
86°F
29%
5 PM
☁️
89°F
23%
6 PM
☁️
89°F
15%
7 PM
☁️
85°F
11%
8 PM
☁️
83°F
10%
9 PM
☁️
82°F
8%
10 PM
☁️
82°F
5%
11 PM
☁️
81°F
3%
12 AM
☁️
80°F
2%
1 AM
☁️
79°F
2%
2 AM
☁️
79°F
1%
3 AM
☁️
79°F
1%
4 AM
78°F
1%
5 AM
☁️
78°F
1%
6 AM
☁️
77°F
1%
7 AM
☁️
77°F
2%
8 AM
☁️
81°F
2%
9 AM
☁️
83°F
3%
10 AM
☁️
86°F
9%
11 AM
☁️
88°F
13%
12 PM
89°F
14%
1 PM
☁️
90°F
17%
2 PM
☁️
91°F
19%

7-day forecast

Today
Jul 29
☁️
93°F
77°F
29%
Thu
Jul 30
🌦️
91°F
77°F
26%
Fri
Jul 31
⛈️
89°F
76°F
62%
Sat
Aug 1
⛈️
91°F
75°F
58%
Sun
Aug 2
⛈️
89°F
74°F
53%
Mon
Aug 3
⛈️
93°F
75°F
65%
Tue
Aug 4
🌧️
89°F
73°F
50%

Weather near Port Saint Lucie

9 mi Stuart, FL10 mi Palm City, FL11 mi Fort Pierce, FL20 mi Florida Ridge, FL23 mi Vero Beach South, FL24 mi Vero Beach, FL29 mi Jupiter, FL35 mi Palm Beach Gardens, FL
Alerts are relayed from the National Weather Service and may lag the official source. In a life-threatening situation always follow weather.gov and local emergency broadcasts.