LIVE
LOADING Fetching live conditions from NWS...
⚠️ Checking for active weather alerts...
Stored National Weather Service radar composite covering Florida and the Treasure Coast. It is a reference image and does not update.
This is a stored reference image, not live radar. It is saved with the site and does not update. For radar right now, open the National Weather Service radar.
Live Doppler Radar
Full radar page • live via Windy, stored NWS composite if unavailable
Port St. Lucie, FL Loading...
--°F
Fetching conditions...
Wind -- mph
Humidity --%
Barometer -- inHg
Visibility -- mi
Dew Point --°F
Gusts --
The Week Ahead

Port St. Lucie 7-Day Forecast

Loading the National Weather Service forecast…
Forecast: National Weather Service, Melbourne FL • Official point forecast Why it storms here almost every summer afternoon
Atlantic Hurricane Season
Peak Season Is Here. Know Your Plan.

Atlantic activity peaks from mid-August through late October. Check the National Hurricane Center for active systems, and make sure your Port St. Lucie evacuation zone and supply plan are set.

Treasure Coast Weather Intelligence

Live • today • NWS wire refreshes every 5 min
Preparedness

The Complete Hurricane Preparedness Guide for Port St. Lucie

Evacuation zones, supply checklists, and the timeline that matters for Treasure Coast residents.

Climate

The Complete Treasure Coast Climate Guide

Annual patterns, seasonal shifts, and what makes St. Lucie County's subtropical climate unique along the Atlantic seaboard.

Marine

Fishing Weather Patterns: When Conditions Align on the Treasure Coast

Barometric shifts, wind windows, and the tidal patterns experienced anglers watch in St. Lucie waters.

Marine

The Sea Breeze Effect: Florida's Daily Weather Engine

How the land-sea temperature differential drives afternoon thunderstorms and shapes Treasure Coast weather every day.

Alerts

How to Read NWS Weather Alerts

Decode watches, warnings, and advisories, and know exactly what action each alert level calls for.

Reference

Weather Alert Types Explained

From tornado warnings to rip current statements: every alert type that affects the Treasure Coast and what each one means.

Climate

Best Time to Visit Port St. Lucie: Month-by-Month Weather Guide

Temperature, rainfall, and crowd data to plan your ideal Treasure Coast visit.

Active Wire NWS • NHC
--:-- Loading the latest alerts, forecast discussions, and outlooks from the National Weather Service…

Essential Treasure Coast Weather Knowledge

Hurricane Season

Treasure Coast Hurricane History

The major hurricanes that have struck St. Lucie County, from 1928 to Frances and Jeanne in 2004, and what they mean for future preparedness.

In-Depth Report
Climate Guide

The Complete Climate Guide

Subtropical warmth, wet and dry seasons, and the ocean currents that make St. Lucie County's year-round climate distinctive.

Comprehensive Guide
Marine Weather

Fishing Weather Patterns

Barometric pressure, wind direction, tidal cycles, and the conditions that drive the best fishing on the Treasure Coast.

Angler's Guide
Alerts Guide

How to Read NWS Weather Alerts

Decode watches, warnings, and advisories, and know exactly what action to take for each alert level.

Safety Guide
Preparedness

Hurricane Preparedness Guide

Everything Port St. Lucie residents need: evacuation zones, supply lists, the timeline that matters, and post-storm recovery.

Essential Reading
Marine

The Sea Breeze Effect

How the land-sea temperature differential drives Florida's afternoon thunderstorms and shapes Treasure Coast weather every day.

Weather Science

Satellite, Wind & Marine

Live Satellite & Wind
Wave Height
Sea Temperature