Weather Alerts For Port Fourchon, LA

URGENT - WEATHER MESSAGE National Weather Service New Orleans LA 511 AM CST Thu Dec 18 2025 Iberville-Assumption-St. James-Upper Lafourche-Upper Terrebonne- Lower Terrebonne-Lower Lafourche-Western Ascension-Eastern Ascension- Including the cities of Dulac, Cut Off, Montegut, Paincourtville, Gonzales, Leeville, Lutcher, Houma, Cocodrie, Pierre Part, Chauvin, Labadieville, Bayou Sorrel, Geismar, Thibodaux, Galliano, Sorrento, Bayou Cane, Raceland, Golden Meadow, Donaldsonville, White Castle, Prairieville, Convent, Gramercy, Plaquemine, Larose, and Acy 511 AM CST Thu Dec 18 2025 ...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 9 AM CST THIS MORNING... * WHAT...Visibility one quarter mile or less in dense fog. * WHERE...Assumption, Eastern Ascension, Iberville, Lower Lafourche, Lower Terrebonne, St. James, Upper Lafourche, Upper Terrebonne, and Western Ascension Parishes. * WHEN...Until 9 AM CST this morning. * IMPACTS...Low visibility could make driving conditions hazardous. PRECAUTIONARY/PREPAREDNESS ACTIONS... If driving, slow down, use your low beam headlights, and leave plenty of distance ahead of you. &&