* WHAT...Heat index values up to 110 expected.

* WHERE...Portions of southeast Louisiana and southern Mississippi.

* WHEN...From 10 AM to 7 PM CDT Monday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

WWUS74 KLIX 210058
NPWLIX

Heat Advisory
National Weather Service New Orleans LA
758 PM CDT Sun Jul 20 2025
LAZ034>037-039-046>048-056>060-064-065-071-076>090-MSZ068>071-077-083>088
/O.CON.KLIX.HT.Y.0010.250721T1500Z-250722T0000Z/
Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington-Iberville-West Baton Rouge-East Baton Rouge-Assumption-St. James-St. John The Baptist-Upper Lafourche-St. Charles-Upper St. Bernard-Upper Terrebonne-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-Lower Jefferson-Upper Plaquemines-Central Plaquemines-Wilkinson-Amite-Pike-Walthall-Pearl River-Northern Hancock-Northern Harrison-Northern Jackson-Southern Hancock-Southern Harrison-Southern Jackson

...HEAT ADVISORY REMAINS IN EFFECT FROM 10 AM TO 7 PM CDT MONDAY...

* WHAT...Heat index values up to 110 expected.

* WHERE...Portions of southeast Louisiana and southern Mississippi.

* WHEN...From 10 AM to 7 PM CDT Monday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Local Weather

New Orleans, Louisiana, US