PORT SAINT LUCIE, FL 34984 Weather Forecast & Current Conditions

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STUART/WITHAM FIELD, FL
Current Weather

10:55 PM EDT APR 18, 2026
Scattered Clouds
75°F
Feels Like: 75°F
Dewpoint: 72°F
Rel. Hum.: 90%
Visibility: 10 miles
Wind: ESE at 9 mph
Pressure: 30.01 inches
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PORT SAINT LUCIE, FL 34984
Weather Forecast

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TODAY
Partly sunny. A chance of showers and a slight chance of afternoon thunderstorms. Windy. Highs around 90. Southeast winds 15 to 20 mph becoming south 20 to 25 mph in the afternoon. Chance of rain 40 percent.
TONIGHT
Partly cloudy. Lows around 70. South winds 10 to 15 mph decreasing to around 5 mph after midnight.
WEDNESDAY
Partly sunny with a chance of showers and a slight chance of thunderstorms. Highs in the upper 80s. South winds 10 to 15 mph. Chance of rain 50 percent.
WEDNESDAY NIGHT
Partly cloudy. A slight chance of evening showers and thunderstorms, then a slight chance of showers after midnight. Lows in the lower 70s. South winds 10 to 15 mph decreasing to 5 to 10 mph after midnight. Chance of rain 20 percent.
THURSDAY
Partly cloudy. A chance of showers through late morning, then a chance of showers and isolated afternoon thunderstorms. Breezy. Highs in the upper 80s. Southwest winds 10 to 15 mph increasing to 15 to 20 mph in the afternoon. Chance of rain 50 percent.
THURSDAY NIGHT
Partly cloudy with a chance of showers and a slight chance of thunderstorms. Lows in the mid 60s. Chance of rain 30 percent.
FRIDAY
Considerable cloudiness with a slight chance of showers. Highs in the upper 70s. Chance of rain 20 percent.
FRIDAY NIGHT
Partly cloudy. Lows in the upper 50s.
SATURDAY
Partly sunny. Breezy. Highs in the upper 70s.
SATURDAY NIGHT
Clear. Lows in the mid 50s.
SUNDAY
Sunny. Highs in the mid 70s.
SUNDAY NIGHT
Clear. Lows in the upper 50s.
MONDAY
Mostly sunny. Highs around 80.

Visible Weather Satellite
PORT SAINT LUCIE, FL 34984
Infrared Weather Satellite
PORT SAINT LUCIE, FL 34984
NEXRAD Weather Radar
PORT SAINT LUCIE, FL 34984

STUART/WITHAM FIELD, FL 3 hourly weather forecast

weather forecast created  5:00 AM PDT  4/18/2026
Saturday
18 APR 2026
PORT SAINT LUCIE, FL 34984 weather forecast Day 1, 12 hours 2 PM 83° 87° Partly Cloudy 0%

0% Thunder
( 7% severe)
E   10 65% 70°
High 84° PORT SAINT LUCIE, FL 34984 weather forecast Day 1, 15 hours 5 PM 82° 86° Clear E   10 67% 70°
Partly Cloudy



PORT SAINT LUCIE, FL 34984 weather forecast Day 1, 18 hours 8 PM 77° 79° Partly Cloudy 0%

0% Thunder
( 5% severe)
E   8 79% 70°
PORT SAINT LUCIE, FL 34984 weather forecast Day 1, 21 hours 11 PM 75° 75° Partly Cloudy ESE   7 84% 70°
Sunday
19 APR 2026
PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 0 hours 2 AM 73° 73° Mostly Cloudy 1%

0% Thunder
( 6% severe)
SSE   6 93% 71°
Low 70° PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 3 hours 5 AM 71° 71° Mostly Cloudy SSW   3 97% 70°
High 87° PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 6 hours 8 AM 72° 72° Mostly Cloudy 6%

0% Thunder
( 8% severe)
SW   3 97% 71°

Mostly Cloudy



PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 9 hours 11 AM 82° 86° Mostly Cloudy WSW   5 67% 70°
PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 12 hours 2 PM 85° 90° Mostly Cloudy 18%
RAIN
***
0% Thunder
( 21% severe)
ENE   8 61% 70°
PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 15 hours 5 PM 84° 88° Mostly Cloudy E   9 63% 70°
PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 18 hours 8 PM 78° 80° Mostly Cloudy 7%

0% Thunder
( 17% severe)
ESE   5 79% 71°
PORT SAINT LUCIE, FL 34984 weather forecast Day 2, 21 hours 11 PM 76° 77° Mostly Cloudy SSE   3 85% 71°
Monday
20 APR 2026
PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 0 hours 2 AM 75° 75° Mostly Cloudy 16%
RAIN
.5–1 in
0% Thunder
( 17% severe)
S   3 84% 70°
Low 71° PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 3 hours 5 AM 73° 73° Mostly Cloudy NNE   6 87% 69°
High 80° PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 6 hours 8 AM 72° 72° Mostly Cloudy 27%
RAIN
.5–1 in
0% Thunder
( 18% severe)
NNE   9 90% 69°

Mostly Cloudy

Chance of Rain

PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 9 hours 11 AM 78° 80° Mostly Cloudy NNE   14 74% 69°
PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 15 hours 2 PM 78° 80° Mostly Cloudy 35%
RAIN
***
0% Thunder
( 32% severe)
NNE   16 74% 69°
PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 18 hours 5 PM 76° 77° Mostly Cloudy NNE   18 74% 67°
PORT SAINT LUCIE, FL 34984 weather forecast Day 3, 21 hours 8 PM 73° 73° Mostly Cloudy     NE   17 76% 65°

STUART/WITHAM FIELD, FL extended weather forecast

Tuesday
21 APR 2026
Wednesday
22 APR 2026
Thursday
23 APR 2026
Friday
24 APR 2026
Saturday
25 APR 2026
Low 67° Low 65° Low 64° Low 67° Low 68°
High 78° High 77° High 79° High 80° High 82°
PORT SAINT LUCIE, FL 34984 weather forecast Day 4 PORT SAINT LUCIE, FL 34984 weather forecast Day 5 PORT SAINT LUCIE, FL 34984 weather forecast Day 6 PORT SAINT LUCIE, FL 34984 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
16% Rain
Partly Cloudy
19% Rain
Overcast
31% Rain
Partly Cloudy
41% Rain
Partly Cloudy
37% Rain
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