Coastal Flood Advisory

Locations Affected

New Orleans, LA ∙ Garyville, LA ∙ Ponchatoula, LA ∙ Port Forchon Heliport, LA ∙ Boudreaux, LA ∙ Lacombe, LA ∙ Edgard, LA ∙ Cut Off, LA ∙ Grand Isle Seaplane Base, LA ∙ Presquille, LA

Full Alert Message

Coastal Hazard Message National Weather Service New Orleans LA 422 PM CDT Wed Jul 22 2026 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 4 AM CDT THURSDAY... * WHAT...Minor coastal flooding. * WHERE...St. John The Baptist, Western Orleans, Southwestern St. Tammany, Lower Tangipahoa, Coastal Jefferson, Lower Lafourche, Lower Terrebonne and Upper St. Charles Parishes. * WHEN...Until 4 AM CDT Thursday. * IMPACTS...Flooding of lots, parks, and roads with only isolated road closures expected. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property.

---