Flood Advisory — Jefferson County, Louisiana
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Current Status
🌊 Active: Flood Advisory
Flood Advisory issued August 5 at 2:14PM CDT until August 5 at 5:15PM CDT by NWS New Orleans LA
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Northeastern Jefferson Parish in southeastern Louisiana... Northwestern Plaquemines Parish in southeastern Louisiana... * WHEN...Until 515 PM CDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Ponding of water in urban or other areas is occurring or is imminent. * ADDITIONAL DETAILS... - At 214 PM CDT, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of 1 to 2 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Harvey, Timberlane, Belle Chasse, Marrero, Gretna, Woodmere, Terrytown and Estelle. - http://www.weather.gov/safety/flood
Effective August 5, 2026 at 3:14 PM ET · Expires August 5, 2026 at 6:15 PM ET
Event Details
Event Type
Flood Advisory
Severity
minor
Issued By
NWS New Orleans LA
Expires
August 5, 2026 at 6:15 PM ET
Last Checked
2 minutes ago
What To Do
📋 Official NWS Guidance
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Also In Effect For
This same Flood Advisory also covers:
Other Active Alerts in Louisiana
Flood Advisory
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Frequently Asked Questions
What does a Flood Advisory mean for Jefferson County, Louisiana?
Minor flooding is expected — not severe enough for a warning, but potentially inconvenient or hazardous for travel.
Is this Flood Advisory currently active?
Yes — this alert is active as of our last check (2 minutes ago). It's set to expire August 5, 2026 at 6:15 PM ET.
How do I get notified about Flood Advisory alerts for Jefferson County?
Download StormCast free on Google Play and set Jefferson County, Louisiana 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.
What other areas does this alert cover?
This same Flood Advisory is also in effect for Plaquemines County.