Louisiana, Mississippi Severe Flood Watch | Effective 10/04/2026 13:05

Headline: 
Flood Watch issued October 4 at 3:05PM CDT until October 5 at 12:00AM CDT by NWS New Orleans LA
Event: 
Flood Watch
Urgency: 
Future
Effective: 
October 4, 2026 - 1:05pm
Expires: 
October 4, 2026 - 10:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southeast Louisiana, including the following parishes, Central Jefferson, Central Plaquemines, Central St. Charles, Central Tangipahoa, Coastal Jefferson, Eastern Orleans, Lower Plaquemines, Lower St. Bernard, Lower St. Charles, Lower Tangipahoa, Northern St. Tammany, Northern Tangipahoa, Southeast St. Tammany, Southwestern St. Tammany, St. John The Baptist, Upper Jefferson, Upper Plaquemines, Upper St. Bernard, Upper St. Charles, Washington and Western Orleans and southern Mississippi, including the following counties, Pearl River, Pike and Walthall. * WHEN...Until midnight CDT tonight. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Showers and thunderstorms producing locally heavy rainfall are expected through this evening. Additional rainfall amounts of 1 to 3 inches with locally higher amounts are possible in the watch area through midnight Sunday evening. - http://www.weather.gov/safety/flood
Instruction: 
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.
Area Description: 
Washington; St. John The Baptist; Upper St. Bernard; Lower St. Bernard; Northern Tangipahoa; Southeast St. Tammany; Western Orleans; Eastern Orleans; Northern St. Tammany; Southwestern St. Tammany; Central Tangipahoa; Lower Tangipahoa; Upper Jefferson; Upper Plaquemines; Central Plaquemines; Lower Plaquemines; Central Jefferson; Coastal Jefferson; Upper St. Charles; Central St. Charles; Lower St. Charles; Pike; Walthall; Pearl River
Forcast Office: 
NWS New Orleans LA
Sender: 
w-nws.webmaster@noaa.gov