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Extreme Heat Watch


URGENT - WEATHER MESSAGE
National Weather Service New Orleans LA
1239 PM CDT Tue Jul 22 2025

LAZ034>037-039-047-048-071-079-081-083-MSZ068>071-077-083-084-230930-
/O.CON.KLIX.HT.Y.0011.000000T0000Z-250723T0000Z/
/O.CON.KLIX.XH.A.0001.250723T1500Z-250724T0000Z/
Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington-
West Baton Rouge-East Baton Rouge-Northern Tangipahoa-Northern
St. Tammany-Central Tangipahoa-Northern Livingston-Wilkinson-
Amite-Pike-Walthall-Pearl River-Northern Hancock-Northern
Harrison-
Including the cities of Bush, Robert, Tickfaw, Montpelier,
Franklinton, Baton Rouge, Hammond, Dolorosa, Greensburg,
Easleyville, Roseland, Smithdale, Fort Adams, Gloster, Felps,
Tylertown, Wilmer, Lettsworth, Centreville, Liberty, McNeil,
Wakefield, Livonia, St. Francisville, Jackson, Brusly, Spillman,
Independence, Gillsburg, Salem, Poplarville, Clinton, Walker,
Picayune, Saucier, Bogalusa, Necaise, Sellers, Port Allen,
Crossroads, Denham Springs, Covington, Dexter, Amite, Kentwood,
Woodville, New Roads, McComb, Lyman, Livingston, Enon,
Darlington, Folsom, and Addis
1239 PM CDT Tue Jul 22 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
...EXTREME HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING...

* WHAT...For the Heat Advisory, heat index values up to 110. For the
  Extreme Heat Watch, dangerously hot conditions with heat index
  values up to 113 possible.

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

* WHEN...For the Heat Advisory, until 7 PM CDT this evening. For the
  Extreme Heat Watch, from Wednesday morning through Wednesday
  evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events. Hot temperatures and high
  humidity may cause heat illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service New Orleans LA
1239 PM CDT Tue Jul 22 2025

LAZ066>070-230930-
/O.CON.KLIX.XH.A.0001.250723T1500Z-250724T0000Z/
Lower Terrebonne-Lower Lafourche-Coastal Jefferson Parish-Lower
Plaquemines-Lower St. Bernard-
Including the cities of Buras, Yscloskey, Chauvin, Myrtle Grove,
Leeville, Delacroix, Pointe A La Hache, Boothville, Dulac,
Cocodrie, Cut Off, Port Sulphur, Montegut, Venice, Galliano,
Golden Meadow, Shell Beach, Empire, and Grand Isle
1239 PM CDT Tue Jul 22 2025

...EXTREME HEAT WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH WEDNESDAY EVENING...

* WHAT...Dangerously hot conditions with heat index values up to 113
  possible.

* WHERE...Coastal Jefferson Parish, Lower Lafourche, Lower
  Plaquemines, Lower St. Bernard, and Lower Terrebonne Parishes.

* WHEN...From Wednesday morning through Wednesday evening.

* IMPACTS...Heat related illnesses increase significantly during
  extreme heat and high humidity events.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Do not leave young children and pets in unattended vehicles. Car
interiors will reach lethal temperatures in a matter of minutes.

&&

$$

CAB

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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