HEAT ADVISORY
HEAT ADVISORY ISSUED JULY 20 AT 7:50PM CDT UNTIL JULY 21 AT 7:00PM CDT
Effective: 2026-07-20 19:50:00
Expires: 2026-07-21 19:00:00
Issued by: NWS New Orleans LA
Alert Text
* WHAT...HEAT INDEX VALUES UP TO 112 EXPECTED. * WHERE...PORTIONS OF SOUTHEAST LOUISIANA AND SOUTHERN MISSISSIPPI.
* WHEN...FROM NOON TO 7 PM CDT TUESDAY.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY MAY CAUSE HEAT ILLNESSES.
More Information
Target Area
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, LOWER 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, NORTHERN HARRISON, NORTHERN JACKSON, SOUTHERN HANCOCK, SOUTHERN HARRISON, SOUTHERN JACKSON
