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Weather Tomorrow in Port St. Lucie, FL

Flood WatchUntil Apr 9, 2:00 AM

Flood Watch issued April 8 at 4:08AM EDT until April 8 at 10:00PM EDT by NWS Melbourne FL

You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.

Wind AdvisoryUntil Apr 9, 4:00 AM

Wind Advisory issued April 7 at 11:53PM EDT until April 9 at 5:00AM EDT by NWS Melbourne FL

Winds this strong can make driving difficult, especially for high profile vehicles. Use extra caution.

Thursday, April 9, 2026

75°Low 66°FColdHot
Thunderstorms

Precip chance

64%

Wind

10-15 mph

Humidity

89%

Feels like

73–68°F

Rain forecast

Rain likely starts around 4 AM and may continue until 10 PM. Peak chance: 64% around 12 PM.

Data source: National Weather Service (NOAA) · Updated just now

Tomorrow by Hour

66°Temperature trend75°
TimeTempConditionRain %Wind
4 AM☽68°FChance Rain Showers
50%
15 mph ENE
5 AM☽69°FChance Showers And Thunderstorms
51%
15 mph ENE
6 AM☽69°FChance Showers And Thunderstorms
52%
15 mph ENE
7 AM☽68°FChance Showers And Thunderstorms
54%
15 mph ENE
8 AM☽68°FShowers And Thunderstorms Likely
56%
15 mph ENE
9 AM☽67°FShowers And Thunderstorms Likely
59%
15 mph ENE
10 AM66°FShowers And Thunderstorms Likely
60%
15 mph ENE
11 AM68°FShowers And Thunderstorms Likely
62%
15 mph ENE
12 PM68°FShowers And Thunderstorms Likely
64%
15 mph ENE
1 PM70°FShowers And Thunderstorms Likely
62%
15 mph ENE
2 PM72°FShowers And Thunderstorms Likely
61%
15 mph ENE
3 PM73°FShowers And Thunderstorms Likely
60%
15 mph ENE
4 PM75°FShowers And Thunderstorms Likely
58%
15 mph ENE
5 PM75°FShowers And Thunderstorms Likely
56%
15 mph ENE
6 PM75°FChance Showers And Thunderstorms
54%
15 mph ENE
7 PM74°FShowers And Thunderstorms Likely
56%
15 mph ENE
8 PM75°FShowers And Thunderstorms Likely
57%
15 mph ENE
9 PM74°FShowers And Thunderstorms Likely
58%
15 mph ENE
10 PM☽73°FChance Showers And Thunderstorms
52%
15 mph ENE
11 PM☽73°FChance Rain Showers
39%
15 mph ENE
12 AM☽71°FChance Rain Showers
33%
10 mph ENE
1 AM☽69°FChance Rain Showers
33%
10 mph ENE
2 AM☽69°FChance Rain Showers
33%
10 mph ENE
3 AM☽69°FChance Rain Showers
33%
10 mph ENE

Precipitation Timeline

100%
50%
64%
4a10a4p10p
<20%20-50%50-70%>70%

What to Wear Tomorrow

Warm and comfortable — dress light

Clothing

  • • T-shirt or light blouse
  • • Shorts or light pants

Footwear

Comfortable shoes or sandals

Accessories

  • • Umbrella

Conditions

High: 75°F

Low: 66°F

Wind: 10-15 mph

Rain: 64%

Rain expected around 4 AM — carry an umbrella.

Best Time to Be Outside Tomorrow

1 PM – 2 PM71

Good conditions for being outside (comfortable temp, daylight)

4a10a4p10p

More for Port St. Lucie, FL

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Frequently Asked Questions

What is the weather forecast for tomorrow in Port St. Lucie, FL?
Tomorrow in Port St. Lucie: High of 75°F, Low of 66°F. Thunderstorms with 64% chance of precipitation. Wind 10-15 mph.
Will it rain tomorrow in Port St. Lucie?
Rain likely starts around 4 AM and may continue until 10 PM. Peak chance: 64% around 12 PM.
What should I wear tomorrow in Port St. Lucie?
With a high of 75°F and low of 66°F, check our "What to Wear" section above for specific clothing recommendations based on temperature, wind, and precipitation.
How accurate is this forecast?
Our forecasts come directly from the National Weather Service (NOAA), which provides some of the most accurate weather predictions available. Tomorrow forecasts are generally 80-90% accurate, with accuracy decreasing the further out you look. Data is refreshed every 30 minutes.