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Weather / Heat Advisory

Moderate

Heat Advisory issued September 7 at 2:51AM CDT until September 7 at 7:00PM CDT by NWS New Orleans LA

Pointe Coupee; West Feliciana; East Feliciana; St. Helena; Washington; Iberville; West Baton Rouge; East Baton Rouge; Assumption; St. James; St. John The Baptist; Upper St. Bernard; Northern Tangipahoa; Southeast St. Tammany; Western Orleans; Eastern Orleans; Northern St. Tammany; Southwestern St. Tammany; Central Tangipahoa; Lower Tangipahoa; Northern Livingston; Southern Livingston; Western Ascension; Eastern Ascension; Upper Jefferson; Upper Plaquemines; Central Plaquemines; Lower Plaquemines; Central Jefferson; Coastal Jefferson; Upper Lafourche; Lower Lafourche; Upper Terrebonne; Lower Terrebonne; Upper St. Charles; Central St. Charles; Lower St. Charles; Wilkinson; Amite; Pike; Walthall; Pearl River; Northern Hancock; Southern Hancock

Urgency: Expected
Certainty: Likely
Onset: 9/7/2026, 4:00:00 PM
Expires: 9/8/2026, 12:00:00 AM

Details

* WHAT...Heat index values up to 111 expected. * WHERE...Portions of southeast Louisiana and southern Mississippi. * WHEN...From 11 AM this morning to 7 PM CDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

What To Do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.

Affected States

Other Active Heat Advisory Alerts

Heat Advisory issued September 7 at 3:43AM CDT until September 8 at 8:00PM CDT by NWS Wichita KS
Russell; Lincoln; Barton; Ellsworth; Saline; Rice; McPherson; Marion; Chase; Reno; Harvey; Butler; Greenwood; Woodson; Allen; Kingman; Sedgwick; Harper; Sumner; Cowley; Elk; Wilson; Neosho; Chautauqua; Montgomery; Labette
Heat Advisory issued September 7 at 2:39AM AST until September 7 at 5:00PM AST by NWS San Juan PR
Culebra; Vieques; St.Thomas...St. John.. and Adjacent Islands; St Croix
Heat Advisory issued September 7 at 2:20AM EDT until September 7 at 6:00PM EDT by NWS Tallahassee FL
Holmes; Washington; Jackson; Inland Bay; Calhoun; Inland Gulf; Gadsden; Coastal Bay; Northern Liberty; Southern Liberty; Seminole; Decatur
Heat Advisory issued September 7 at 12:59AM CDT until September 8 at 7:00PM CDT by NWS Norman OK
Alfalfa; Grant; Kay; Major; Garfield; Noble; Blaine; Kingfisher; Logan; Payne; Caddo; Canadian; Oklahoma; Lincoln; Grady; McClain; Cleveland; Pottawatomie; Seminole; Hughes; Kiowa; Jackson; Tillman; Comanche; Stephens; Garvin; Murray; Pontotoc; Coal; Cotton; Jefferson; Carter; Johnston; Atoka; Love; Marshall; Bryan; Wilbarger; Wichita; Baylor; Archer; Clay
Heat Advisory issued September 7 at 12:19AM CDT until September 7 at 7:00PM CDT by NWS Lake Charles LA
Vernon; Rapides; Avoyelles; Beauregard; Allen; Evangeline; St. Landry; Lafayette; Upper St. Martin; Lower St. Martin; West Cameron; East Cameron; Northern Calcasieu; Northern Jefferson Davis; Northern Acadia; Upper Vermilion; Upper Iberia; Upper St. Mary; Southern Calcasieu; Southern Jefferson Davis; Southern Acadia; Lower Vermilion; Lower Iberia; Lower St. Mary; Tyler; Hardin; Northern Jasper; Northern Newton; Southern Jasper; Southern Newton; Upper Jefferson; Northern Orange; Lower Jefferson; Southern Orange

Source: National Weather Service.