Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
144 PM CDT Tue Jul 22 2025
ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025-034-035-040>043-
047-048-053-054-059-060-230245-
/O.CON.KJAN.XH.W.0003.000000T0000Z-250723T0100Z/
/O.CON.KJAN.XH.W.0004.250723T1500Z-250724T0100Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Washington-Humphreys-Issaquena-Sharkey-Yazoo-
Madison MS-Warren-Hinds-Claiborne-Copiah-Jefferson-Adams-
Including the cities of Epps, Jonesville, Ridgeland, Eudora,
Bastrop, Crossett, St. Joseph, Ruleville, Tallulah, Isola,
Dermott, Yazoo City, Lake Village, Harrisonburg, Greenwood,
Madison, Port Gibson, Winnsboro, Cleveland, Mayersville,
Hazlehurst, Vidalia, Vicksburg, Ferriday, Canton, Lake
Providence, Natchez, Hamburg, Crystal Springs, Delhi, Waterproof,
West Ferriday, Indianola, Jackson, Wesson, Belzoni, Rolling Fork,
North Crossett, Rayville, Anguilla, Oak Grove, Newellton, West
Crossett, Greenville, and Fayette
144 PM CDT Tue Jul 22 2025
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM CDT
WEDNESDAY...
* WHAT...For the Heat Advisory, heat index values up to 110. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 115 expected.
* WHERE...Portions of southeast Arkansas, northeast Louisiana, and
central, north central, northwest, southwest, and west central
Mississippi.
* WHEN...For the first Extreme Heat Warning, until 8 PM CDT this
evening. For the second Extreme Heat Warning, from 10 AM to 8 PM
CDT Wednesday.
* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events. Hot temperatures and high
humidity may cause heat related 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.
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.
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 Jackson MS
144 PM CDT Tue Jul 22 2025
MSZ026>033-036-038-039-049-055-056-061>066-072>074-230245-
/O.CON.KJAN.XH.W.0004.250723T1500Z-250724T0100Z/
/O.CON.KJAN.HT.Y.0011.000000T0000Z-250723T0100Z/
Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-Oktibbeha-
Holmes-Winston-Noxubee-Rankin-Simpson-Smith-Franklin MS-Lincoln-
Lawrence-Jefferson Davis-Covington-Jones-Marion-Lamar-Forrest-
Including the cities of Prentiss, Goodman, Purvis, Tchula, New
Hebron, Collins, West Hattiesburg, Brooksville, Macon, Richland,
Grenada, Weir, Ackerman, Mathiston, Durant, Louisville,
Mendenhall, Pearl, Brandon, Raleigh, Laurel, Carrollton, Bude,
Vaiden, Bassfield, North Carrollton, Eupora, Roxie, Hattiesburg,
Winona, Starkville, Magee, West Point, Meadville, Brookhaven,
Lexington, Monticello, Taylorsville, Mount Olive, Lumberton,
Pickens, Columbia, and Columbus
144 PM CDT Tue Jul 22 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 8 PM CDT
WEDNESDAY...
* WHAT...For the Heat Advisory, heat index values up to 110
expected. For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 115 expected.
* WHERE...Portions of central, east central, north central,
northeast, south central, southeast, and southwest Mississippi.
* WHEN...For the Heat Advisory, until 8 PM CDT this evening. For the
Extreme Heat Warning, from 10 AM to 8 PM CDT Wednesday.
* 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.
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.
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
LAZ046-056>060-064-065-076>078-080-082-084>090-MSZ085>088-230930-
/O.CON.KLIX.XH.W.0001.250723T1500Z-250724T0000Z/
/O.CON.KLIX.HT.Y.0011.000000T0000Z-250723T0000Z/
Iberville-Assumption-St. James-St. John The Baptist-Upper
Lafourche-St. Charles-Upper St. Bernard-Upper Terrebonne-
Southeast St. Tammany-Western Orleans-Eastern Orleans-
Southwestern St. Tammany-Lower Tangipahoa-Southern Livingston-
Western Ascension-Eastern Ascension-Upper Jefferson-Lower
Jefferson-Upper Plaquemines-Central Plaquemines-Northern Jackson-
Southern Hancock-Southern Harrison-Southern Jackson-
Including the cities of Lutcher, Lafitte, Pascagoula, Belle
Chasse, Whitehall, Madisonville, Kiln, Meraux, Escatawpa,
Plaquemine, Norco, Sorrento, Pierre Part, Acy, Akers, Raceland,
St. Martin, Ponchatoula, Jean Lafitte, Prairieville, New Orleans,
Destrehan, Waveland, Marrero, Long Beach, French Settlement,
Biloxi, Convent, Gonzales, Kenner, Pass Christian, Braithwaite,
Chalmette, Paincourtville, Gretna, White Castle, Thibodaux,
Barataria, Diamondhead, Gautier, Bayou Sorrel, Laplace, Bayou
Cane, Killian, Vancleave, Moss Point, Metairie, Slidell, Violet,
Donaldsonville, Mandeville, Harahan, Alliance, Ocean Springs,
Reserve, East New Orleans, Springfield, Westwego, Pearlington,
Gramercy, Wade, Houma, Bay St. Louis, Geismar, Labadieville,
Gulfport, and Larose
1239 PM CDT Tue Jul 22 2025
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 10 AM TO 7 PM CDT
WEDNESDAY...
* WHAT...For the Heat Advisory, heat index values up to 110. For the
Extreme Heat Warning, dangerously hot conditions with heat index
values up to 114 expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the Heat Advisory, until 7 PM CDT this evening. For the
Extreme Heat Warning, from 10 AM to 7 PM CDT Wednesday.
* 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.
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.
&&
$$
