Flash Flood Warning — St. Lucie County, Florida
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Current Status
🌊 Active: Flash Flood Warning
Flash Flood Warning issued August 23 at 7:05PM EDT until August 23 at 10:00PM EDT by NWS Melbourne FL
FFWMLB The National Weather Service in Melbourne has issued a * Flash Flood Warning for... Northeastern Martin County in east central Florida... Southeastern St. Lucie County in east central Florida... * Until 1000 PM EDT. * At 705 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. Additional rainfall amounts of 0.5 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Walton, Stuart, Jensen Beach, Nettles Island, North River Shores, Indian River Estates, Ocean Breeze Park, Waveland, Rio and Hutchinson Island South.
Effective August 23, 2026 at 7:05 PM ET · Expires August 23, 2026 at 10:00 PM ET
Event Details
Event Type
Flash Flood Warning
Severity
severe
Issued By
NWS Melbourne FL
Expires
August 23, 2026 at 10:00 PM ET
Last Checked
2 hours ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Other Active Alerts in Florida
Flood Advisory
Flood Advisory
Tornado Warning
Tornado Warning
Severe Thunderstorm Warning
Flood Advisory
Get Flash Flood Warning Alerts for St. Lucie County
StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.
Frequently Asked Questions
What does a Flash Flood Warning mean for St. Lucie County, Florida?
Flooding is imminent or already occurring. Move to higher ground immediately — never drive through flooded roads.
Is this Flash Flood Warning currently active?
Yes — this alert is active as of our last check (2 hours ago). It's set to expire August 23, 2026 at 10:00 PM ET.
How do I get notified about Flash Flood Warning alerts for St. Lucie County?
Download StormCast free on Google Play and set St. Lucie County, Florida as one of your monitored locations. StormCast checks the NWS feed continuously and pushes alerts like this directly to your phone — even with the screen off.