Extreme Heat Warning
URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
1154 AM CDT Fri Aug 21 2026
LAZ027>033-044-045-055-141>143-152>154-241>243-TXZ180-201-259>262-
515-516-615-616-220900-
/O.NEW.KLCH.HT.Y.0019.260822T1600Z-260823T0100Z/
/O.CON.KLCH.XH.W.0002.000000T0000Z-260822T0100Z/
Vernon-Rapides-Avoyelles-Beauregard-Allen-Evangeline-St. Landry-
Lafayette-Upper St. Martin-Lower St. Martin-Northern Calcasieu-
Northern Jefferson Davis-Northern Acadia-Upper Vermilion-Upper
Iberia-Upper St. Mary-Southern Calcasieu-Southern Jefferson Davis-
Southern Acadia-Tyler-Hardin-Northern Jasper-Northern Newton-
Southern Jasper-Southern Newton-Upper Jefferson-Northern Orange-
Lower Jefferson-Southern Orange-
Including the cities of Silsbee, Ivanhoe, Nederland, Lafayette,
Jamestown, Mansura, Lumberton, Woodville, Pineville, Rayne, Sea Rim
State Park, Ville Platte, Gueydan, Lake Arthur, Port Arthur,
Berwick, St. Landry, Welsh, Stephensville, Sabine Pass, Gist,
Simmesport, Oretta, Breaux Bridge, Beaumont, Jeanerette, China,
Newton, Wiergate, St. Martinville, Maurice, Fort Polk, Pickering,
Fred, Jennings, Kirbyville, Centerville, Mauriceville, Hathaway,
Carlyss, Leesville, Burkeville, Cottonport, Roganville, Patterson,
Call, Oakdale, Hillister, Bell City, Farrsville, Beaver, Deweyville,
Vidor, Crowley, Kaplan, Alexandria, Branch, Sulphur, Bundick Lake,
Warren, De Ridder, Cade, Bunkie, Slagle,
Morgan City, Mt. Union, Bayou Vista, Spurger, Town Bluff, Hayes,
Meaux, Iota, De Quincy, Moss Bluff, Church Point, Lawtell, Franklin,
Marksville, Fenton, Fields, Magnolia Springs, Evadale, Iowa,
Bleakwood, Elton, Morse, Orange, Effie, Kinder, Westlake, Reddell,
Jasper, Buna, Lake Charles, Eunice, Holly Springs, Vinton, Opelousas,
Bridge City, Topsy, New Iberia, and Mamou
1154 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values from 113 to 114, as well as high
temperatures from 103 to 105. For the Heat Advisory, heat index
values up to 112 expected.
* WHERE...Portions of central, south central, southwest, and west
central Louisiana and southeast Texas.
* WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening.
For the Heat Advisory, from 11 AM to 8 PM CDT Saturday.
* 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.
Monitor the latest forecasts and warnings for updates.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1121 AM CDT Fri Aug 21 2026
ARZ072-073-LAZ001>006-010>014-017>022-TXZ124>126-136>138-149>153-
165>167-220200-
/O.EXB.KSHV.HT.Y.0010.260822T0200Z-260823T0100Z/
/O.CON.KSHV.XH.W.0004.000000T0000Z-260822T0200Z/
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-Union-De Soto-
Red River-Bienville-Jackson-Ouachita-Sabine-Natchitoches-Winn-Grant-
Caldwell-La Salle-Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-
Rusk-Panola-Nacogdoches-Shelby-Angelina-San Augustine-Sabine-
Including the cities of San Augustine, Carthage, Coushatta, Center,
Colfax, Springhill, Mansfield, Many, Gilmer, Shreveport, Ringgold,
Martin, Gibsland, Montgomery, Bernice, Columbia, Clarks, Ruston, Big
Sandy, Jefferson, Tyler, Quitman, Logansport, Pleasant Hill, Monroe,
Farmerville, Natchitoches, Nacogdoches, Stonewall, Winnsboro, Minden,
Magnolia, Arcadia, Henderson, Mineola, Lufkin, Jena, Homer, Dry
Prong, Olla, Hawkins, Longview, Jacksonville, Rusk, Grayson,
Jonesboro, Marshall, Hemphill, Pineland, Bossier City, El Dorado,
Zwolle, Haynesville, Midway, and Winnfield
1121 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 8 PM CDT
SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 113. For the Heat Advisory, heat index
values up to 112 expected.
* WHERE...Portions of south central and southwest Arkansas, north
central and northwest Louisiana, and east and northeast Texas.
* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening.
For the Heat Advisory, from 9 PM this evening to 8 PM CDT Saturday.
* 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.
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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service New Orleans LA
1050 AM CDT Fri Aug 21 2026
LAZ034>037-039-046>048-056>058-064-070-071-076>087-089>100-
MSZ068>071-077-083>088-220600-
/O.NEW.KLIX.HT.Y.0023.260822T1600Z-260823T0100Z/
/O.CON.KLIX.XH.W.0008.260821T1600Z-260822T0100Z/
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-
Including the cities of Kentwood, Brusly, Jackson, Pierre Part,
St. Francisville, Gretna, Montegut, Barataria, Chauvin, Montz,
Necaise, Vancleave, Bayou Sorrel, Escatawpa, New Orleans, Akers,
Pearlington, Luling, Bush, Chalmette, Wakefield, Walker, Fort Adams,
Hahnville, Crossroads, Tickfaw, Paincourtville, Gillsburg,
Easleyville, Reserve, Cocodrie, Poplarville, Gulfport, Leeville,
Woodville, Port Allen, Dexter, Lockport, Felps, McNeil, Larose,
Lettsworth, Killian, Harahan, Roseland, Prairieville, Kenner,
Clinton, Diamondhead, East New Orleans, Meraux, Covington,
Madisonville, Galliano, Gramercy, Montpelier, Addis, Spillman, Houma,
Bonnet Carre Spillway, Livingston, Dulac, Boutte, Sellers,
Springfield, Amite, Robert, Violet, Gautier, Thibodaux, Grand Isle,
Slidell, Lutcher, Raceland, Denham Springs, Convent, Sorrento, Wade,
Labadieville, Independence, Braithwaite, Donaldsonville, Jean
Lafitte, Yscloskey, Mandeville, Marrero, Baton Rouge, White Castle,
Greensburg, Enon, Whitehall, Pointe A La Hache, Cut Off, Gloster,
Alliance, Gonzales, Long Beach, McComb, Salem, Picayune, Destrehan,
Norco, Belle Chasse, Smithdale, Pass Christian, Buras, Acy, Livonia,
New Roads, Bay
St. Louis, Biloxi, Folsom, Delacroix, Bogalusa, Port Sulphur,
Liberty, Hammond, Dolorosa, Kiln, Moss Point, Franklinton,
Ponchatoula, Golden Meadow, Shell Beach, St. Martin, Laplace,
Saucier, Darlington, Metairie, Plaquemine, Geismar, Westwego, Bayou
Cane, Centreville, French Settlement, Wilmer, Tylertown, Lyman,
Lafitte, Pascagoula, Ocean Springs, and Waveland
1050 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 115 degrees expected. For the Heat
Advisory, heat index values up to 112 degrees expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening.
For the Heat Advisory, from 11 AM to 8 PM CDT Saturday.
* 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.
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.
&&
$$
MSW
URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
437 AM CDT Fri Aug 21 2026
LAZ007>009-015-016-023>026-MSZ040>043-047>049-053>055-059>064-072-
211800-
/O.CON.KJAN.XH.W.0009.260821T1600Z-260822T0100Z/
Morehouse-West Carroll-East Carroll-Richland-Madison LA-Franklin
LA-Catahoula-Tensas-Concordia-Issaquena-Sharkey-Yazoo-Madison MS-
Warren-Hinds-Rankin-Claiborne-Copiah-Simpson-Jefferson-Adams-
Franklin MS-Lincoln-Lawrence-Jefferson Davis-Marion-
Including the cities of Bastrop, Harrisonburg, Winnsboro, Monticello,
Oak Grove, Roxie, Meadville, Delhi, Jackson,
Brookhaven, Fayette, Richland, Mendenhall, Vidalia, Epps, St.
Joseph, Newellton, Madison, Rolling Fork, Pearl, Bude, Anguilla, New
Hebron, Bassfield, Natchez, Vicksburg, Wesson, Tallulah, Rayville,
West Ferriday, Ferriday, Crystal Springs, Port Gibson, Columbia,
Magee, Yazoo City, Brandon, Lake Providence, Canton, Prentiss,
Mayersville, Ridgeland, Hazlehurst, Jonesville, and Waterproof
437 AM CDT Fri Aug 21 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
8 PM CDT THIS EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values in excess of 110 degrees expected and up to
115 degrees possible.
* WHERE...Portions of northeast Louisiana and central, south central,
southwest, and west central Mississippi.
* WHEN...From 11 AM this morning to 8 PM CDT this 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.
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.
Monitor the latest forecasts and warnings for updates.
&&
$$
Heat Advisory
URGENT - WEATHER MESSAGE
National Weather Service Little Rock AR
1221 PM CDT Fri Aug 21 2026
ARZ031-032-039-042>047-054>057-121-122-130-137-138-140-141-230-237-
238-240-241-340-341-220100-
/O.CON.KLZK.HT.Y.0024.000000T0000Z-260822T0100Z/
Conway-Faulkner-Perry-Garland-Saline-Pulaski-Lonoke-Prairie-Monroe-
Hot Spring-Grant-Jefferson-Arkansas-Southern Johnson County-
Southern Pope County-Western and Northern Logan County-
Northern Scott County-Northwest Yell County-
Polk County Lower Elevations-Central and Eastern Montgomery County-
Southern and Eastern Logan County-Central and Southern Scott County-
Yell Excluding Northwest-Northern Polk County Higher Elevations-
Northern Montgomery County Higher Elevations-
Southeast Polk County Higher Elevations-
Southwest Montgomery County Higher Elevations-
Including the cities of Ola, Mena, Atkins, Bryant, Plainview, Hector,
Morrilton, Mansfield, Nunley, Y City, Mount Magazine, Acorn, Big
Fork, Malvern, Clarksville, Conway, Lonoke, Brinkley, Cabot,
Booneville, London, Waveland, Grannis, Hartman, Coal Hill, Benton,
Mount Ida, Little Rock, Clarendon, Caulksville, Havana, Dardanelle,
Paris, Waldron, Stuttgart, Story, Knoxville, Blue Mountain, North
Little Rock, Hatfield, Perryville, Mountain Fork, Sheridan, Sugar
Grove, Hot Springs, Danville, Des Arc, Boles, Albert, Hazen, Pine
Bluff, De Witt, Rich Mountain, De Valls Bluff, Russellville, Hartley,
Subiaco, and Norman
1221 PM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
* WHAT...Heat index values up to 107.
* WHERE...Portions of central, eastern, southeast, southwest, and
western Arkansas.
* WHEN...Until 8 PM CDT this evening.
* IMPACTS...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.
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.
&&
$$
JG
URGENT - WEATHER MESSAGE
National Weather Service Little Rock AR
1221 PM CDT Fri Aug 21 2026
ARZ052-053-062>069-220100-
/O.NEW.KLZK.HT.Y.0025.260822T1600Z-260823T0100Z/
/O.CON.KLZK.HT.Y.0024.000000T0000Z-260822T0100Z/
Pike-Clark-Dallas-Cleveland-Lincoln-Desha-Ouachita-Calhoun-Bradley-
Drew-
Including the cities of Gould, Murfreesboro, Monticello, Hampton,
McGehee, Glenwood, Warren, Fordyce, Kingsland, Dumas, Rison,
Arkadelphia, Camden, Thornton, and Star City
1221 PM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SATURDAY...
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
* WHAT...For Friday, heat index values up to 108 expected. For
Saturday, heat index values up to 106 expected.
* WHERE...Bradley, Cleveland, Desha, Drew, Lincoln, Calhoun, Clark,
Dallas, Ouachita, and Pike Counties.
* WHEN...For Friday until 8 PM CDT this evening. For Saturday from 11
AM to 8 PM CDT
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Lake Charles LA
1154 AM CDT Fri Aug 21 2026
LAZ027>033-044-045-055-141>143-152>154-241>243-TXZ180-201-259>262-
515-516-615-616-220900-
/O.NEW.KLCH.HT.Y.0019.260822T1600Z-260823T0100Z/
/O.CON.KLCH.XH.W.0002.000000T0000Z-260822T0100Z/
Vernon-Rapides-Avoyelles-Beauregard-Allen-Evangeline-St. Landry-
Lafayette-Upper St. Martin-Lower St. Martin-Northern Calcasieu-
Northern Jefferson Davis-Northern Acadia-Upper Vermilion-Upper
Iberia-Upper St. Mary-Southern Calcasieu-Southern Jefferson Davis-
Southern Acadia-Tyler-Hardin-Northern Jasper-Northern Newton-
Southern Jasper-Southern Newton-Upper Jefferson-Northern Orange-
Lower Jefferson-Southern Orange-
Including the cities of Silsbee, Ivanhoe, Nederland, Lafayette,
Jamestown, Mansura, Lumberton, Woodville, Pineville, Rayne, Sea Rim
State Park, Ville Platte, Gueydan, Lake Arthur, Port Arthur,
Berwick, St. Landry, Welsh, Stephensville, Sabine Pass, Gist,
Simmesport, Oretta, Breaux Bridge, Beaumont, Jeanerette, China,
Newton, Wiergate, St. Martinville, Maurice, Fort Polk, Pickering,
Fred, Jennings, Kirbyville, Centerville, Mauriceville, Hathaway,
Carlyss, Leesville, Burkeville, Cottonport, Roganville, Patterson,
Call, Oakdale, Hillister, Bell City, Farrsville, Beaver, Deweyville,
Vidor, Crowley, Kaplan, Alexandria, Branch, Sulphur, Bundick Lake,
Warren, De Ridder, Cade, Bunkie, Slagle,
Morgan City, Mt. Union, Bayou Vista, Spurger, Town Bluff, Hayes,
Meaux, Iota, De Quincy, Moss Bluff, Church Point, Lawtell, Franklin,
Marksville, Fenton, Fields, Magnolia Springs, Evadale, Iowa,
Bleakwood, Elton, Morse, Orange, Effie, Kinder, Westlake, Reddell,
Jasper, Buna, Lake Charles, Eunice, Holly Springs, Vinton, Opelousas,
Bridge City, Topsy, New Iberia, and Mamou
1154 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values from 113 to 114, as well as high
temperatures from 103 to 105. For the Heat Advisory, heat index
values up to 112 expected.
* WHERE...Portions of central, south central, southwest, and west
central Louisiana and southeast Texas.
* WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening.
For the Heat Advisory, from 11 AM to 8 PM CDT Saturday.
* 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.
Monitor the latest forecasts and warnings for updates.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1121 AM CDT Fri Aug 21 2026
ARZ050-051-059>061-070-071-OKZ077-TXZ096-097-108>112-220200-
/O.EXT.KSHV.HT.Y.0010.000000T0000Z-260823T0100Z/
Sevier-Howard-Little River-Hempstead-Nevada-Miller-Lafayette-
McCurtain-Red River-Bowie-Franklin-Titus-Camp-Morris-Cass-
Including the cities of Pittsburg, Mount Pleasant, Lone Star, Mount
Vernon, De Queen, Prescott, Omaha, Texarkana, Atlanta, Ashdown,
Naples, Queen City, Bogata, Linden, Nashville, Dierks, Idabel, Hope,
Mineral Springs, Clarksville, Hughes Springs, Lewisville, Bradley,
Stamps, Daingerfield, and Broken Bow
1121 AM CDT Fri Aug 21 2026
...HEAT ADVISORY NOW IN EFFECT UNTIL 8 PM CDT SATURDAY...
* WHAT...Heat index values up to 109 expected.
* WHERE...Portions of southwest Arkansas, southeast Oklahoma, and
northeast Texas.
* WHEN...Until 8 PM CDT Saturday.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
26
URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1121 AM CDT Fri Aug 21 2026
ARZ072-073-LAZ001>006-010>014-017>022-TXZ124>126-136>138-149>153-
165>167-220200-
/O.EXB.KSHV.HT.Y.0010.260822T0200Z-260823T0100Z/
/O.CON.KSHV.XH.W.0004.000000T0000Z-260822T0200Z/
Columbia-Union-Caddo-Bossier-Webster-Claiborne-Lincoln-Union-De Soto-
Red River-Bienville-Jackson-Ouachita-Sabine-Natchitoches-Winn-Grant-
Caldwell-La Salle-Wood-Upshur-Marion-Smith-Gregg-Harrison-Cherokee-
Rusk-Panola-Nacogdoches-Shelby-Angelina-San Augustine-Sabine-
Including the cities of San Augustine, Carthage, Coushatta, Center,
Colfax, Springhill, Mansfield, Many, Gilmer, Shreveport, Ringgold,
Martin, Gibsland, Montgomery, Bernice, Columbia, Clarks, Ruston, Big
Sandy, Jefferson, Tyler, Quitman, Logansport, Pleasant Hill, Monroe,
Farmerville, Natchitoches, Nacogdoches, Stonewall, Winnsboro, Minden,
Magnolia, Arcadia, Henderson, Mineola, Lufkin, Jena, Homer, Dry
Prong, Olla, Hawkins, Longview, Jacksonville, Rusk, Grayson,
Jonesboro, Marshall, Hemphill, Pineland, Bossier City, El Dorado,
Zwolle, Haynesville, Midway, and Winnfield
1121 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO 8 PM CDT
SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 9 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 113. For the Heat Advisory, heat index
values up to 112 expected.
* WHERE...Portions of south central and southwest Arkansas, north
central and northwest Louisiana, and east and northeast Texas.
* WHEN...For the Extreme Heat Warning, until 9 PM CDT this evening.
For the Heat Advisory, from 9 PM this evening to 8 PM CDT Saturday.
* 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.
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.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Memphis TN
1118 AM CDT Fri Aug 21 2026
ARZ049-058-MSZ007-010-011-020>024-220100-
/O.CON.KMEG.HT.Y.0024.000000T0000Z-260822T0100Z/
Lee AR-Phillips-Tunica-Coahoma-Quitman-Tallahatchie-Yalobusha-
Calhoun-Chickasaw-Monroe-
Including the cities of Water Valley, Coffeeville, Helena-West
Helena, Tunica, Okolona, Aberdeen, Charleston, Marks, Amory,
Clarksdale, Calhoun City, Houston, Bruce, and Marianna
1118 AM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING...
* WHAT...Heat index values up to 108.
* WHERE...In Arkansas, Lee AR and Phillips Counties. In Mississippi,
Calhoun, Chickasaw, Coahoma, Monroe, Quitman, Tallahatchie, Tunica,
and Yalobusha Counties.
* WHEN...Until 8 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
&&
$$
DNM
URGENT - WEATHER MESSAGE
National Weather Service New Orleans LA
1050 AM CDT Fri Aug 21 2026
LAZ034>037-039-046>048-056>058-064-070-071-076>087-089>100-
MSZ068>071-077-083>088-220600-
/O.NEW.KLIX.HT.Y.0023.260822T1600Z-260823T0100Z/
/O.CON.KLIX.XH.W.0008.260821T1600Z-260822T0100Z/
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-
Including the cities of Kentwood, Brusly, Jackson, Pierre Part,
St. Francisville, Gretna, Montegut, Barataria, Chauvin, Montz,
Necaise, Vancleave, Bayou Sorrel, Escatawpa, New Orleans, Akers,
Pearlington, Luling, Bush, Chalmette, Wakefield, Walker, Fort Adams,
Hahnville, Crossroads, Tickfaw, Paincourtville, Gillsburg,
Easleyville, Reserve, Cocodrie, Poplarville, Gulfport, Leeville,
Woodville, Port Allen, Dexter, Lockport, Felps, McNeil, Larose,
Lettsworth, Killian, Harahan, Roseland, Prairieville, Kenner,
Clinton, Diamondhead, East New Orleans, Meraux, Covington,
Madisonville, Galliano, Gramercy, Montpelier, Addis, Spillman, Houma,
Bonnet Carre Spillway, Livingston, Dulac, Boutte, Sellers,
Springfield, Amite, Robert, Violet, Gautier, Thibodaux, Grand Isle,
Slidell, Lutcher, Raceland, Denham Springs, Convent, Sorrento, Wade,
Labadieville, Independence, Braithwaite, Donaldsonville, Jean
Lafitte, Yscloskey, Mandeville, Marrero, Baton Rouge, White Castle,
Greensburg, Enon, Whitehall, Pointe A La Hache, Cut Off, Gloster,
Alliance, Gonzales, Long Beach, McComb, Salem, Picayune, Destrehan,
Norco, Belle Chasse, Smithdale, Pass Christian, Buras, Acy, Livonia,
New Roads, Bay
St. Louis, Biloxi, Folsom, Delacroix, Bogalusa, Port Sulphur,
Liberty, Hammond, Dolorosa, Kiln, Moss Point, Franklinton,
Ponchatoula, Golden Meadow, Shell Beach, St. Martin, Laplace,
Saucier, Darlington, Metairie, Plaquemine, Geismar, Westwego, Bayou
Cane, Centreville, French Settlement, Wilmer, Tylertown, Lyman,
Lafitte, Pascagoula, Ocean Springs, and Waveland
1050 AM CDT Fri Aug 21 2026
...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SATURDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
* WHAT...For the Extreme Heat Warning, dangerously hot conditions
with heat index values up to 115 degrees expected. For the Heat
Advisory, heat index values up to 112 degrees expected.
* WHERE...Portions of southeast Louisiana and southern Mississippi.
* WHEN...For the Extreme Heat Warning, until 8 PM CDT this evening.
For the Heat Advisory, from 11 AM to 8 PM CDT Saturday.
* 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.
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.
&&
$$
MSW
URGENT - WEATHER MESSAGE
National Weather Service Birmingham AL
933 AM CDT Fri Aug 21 2026
ALZ011>013-015-024-025-220200-
/O.CON.KBMX.HT.Y.0011.000000T0000Z-260822T0200Z/
Marion-Lamar-Fayette-Walker-Jefferson-Shelby-
Including the cities of Fayette, Columbiana, Hoover, Pelham, Jasper,
Sulligent, Hamilton, Birmingham, Alabaster, and Vernon
933 AM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...
* WHAT...Heat index values up to 106.
* WHERE...Fayette, Jefferson, Lamar, Marion, Shelby, and Walker
Counties.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors. Young children and
pets should never be left unattended in vehicles under any
circumstances.
Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stoke. Wear light weight and loose fitting clothing when possible and
drink plenty of water.
To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Birmingham AL
933 AM CDT Fri Aug 21 2026
ALZ022-023-026-030>035-039>046-048>050-220200-
/O.CON.KBMX.HT.Y.0009.000000T0000Z-260822T0200Z/
Pickens-Tuscaloosa-St. Clair-Sumter-Greene-Hale-Perry-Bibb-
Chilton-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Russell-Pike-Barbour-
Including the cities of Union Springs, Troy, Phenix City, Demopolis,
Eufaula, Hayneville, Eutaw, Carrollton, Centreville, Moundville,
Greensboro, Wetumpka, Tuskegee, Prattville, Tallassee, Moody, Pell
City, Linden, Clanton, Fort Deposit, Selma, Montgomery, Marion,
Livingston, and Tuscaloosa
933 AM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT UNTIL 9 PM CDT THIS EVENING...
* WHAT...Heat index values up to 106.
* WHERE...Autauga, Barbour, Bibb, Bullock, Chilton, Dallas, Elmore,
Greene, Hale, Lowndes, Macon, Marengo, Montgomery, Perry, Pickens,
Pike, Russell, St. Clair, Sumter, and Tuscaloosa Counties.
* WHEN...Until 9 PM CDT this evening.
* IMPACTS...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. Young children and
pets should never be left unattended in vehicles under any
circumstances.
Take extra precautions if you work or spend time outside. When
possible, reschedule strenuous activities to early morning or
evening. Know the signs and symptoms of heat exhaustion and heat
stoke. Wear light weight and loose fitting clothing when possible and
drink plenty of water.
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.
&&
$$
56
URGENT - WEATHER MESSAGE
National Weather Service Mobile AL
511 AM CDT Fri Aug 21 2026
ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-211900-
/O.CON.KMOB.HT.Y.0018.260821T1600Z-260822T0100Z/
Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw-
Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central-
Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland-
Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal-
Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George-
Including the cities of Atmore, Pensacola Beach, Dauphin Island,
Perdido Bay, Prichard, Daphne, Andalusia, Beulah, Navarre, Silas,
Camden, Spanish Fort, Millry, Gulf Shores, Pine Hill, Walnut Hill,
Pensacola, Milton, Valparaiso, Orange Beach, Bagdad, Fort Pickens,
Brantley, Thomasville, Evergreen, Jackson, Bay Minette, Destin, Opp,
Beaumont, Theodore, Monroeville, Leakesville, Lucedale, Jay, Brewton,
Century, Gulf Breeze, Molino, Richton, Lisman, Luverne, Wiggins,
Niceville, Fort Walton Beach, New Augusta, Mobile, Wright,
Citronelle, Fort Morgan, Butler, Grove Hill, Waynesboro, Fairhope,
Greenville, Saraland, Seminole, Stockton, McLain, Bayou La Batre,
Chatom, Flomaton, Ensley, Eglin AFB, Homewood, Grand Bay, Crestview,
and Foley
511 AM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
CDT THIS EVENING...
* WHAT...Heat index values up to 108 to 112 expected.
* WHERE...Portions of south central and southwest Alabama, northwest
Florida, and southeast Mississippi.
* WHEN...From 11 AM this morning to 8 PM CDT this evening.
* IMPACTS...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.
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
437 AM CDT Fri Aug 21 2026
ARZ074-075-MSZ018-019-025>039-044>046-050>052-056>058-065-066-073-
074-211800-
/O.CON.KJAN.HT.Y.0023.260821T1600Z-260822T0100Z/
Ashley-Chicot-Bolivar-Sunflower-Leflore-Grenada-Carroll-Montgomery-
Webster-Clay-Lowndes-Choctaw-Oktibbeha-Washington-Humphreys-Holmes-
Attala-Winston-Noxubee-Leake-Neshoba-Kemper-Scott-Newton-Lauderdale-
Smith-Jasper-Clarke-Covington-Jones-Lamar-Forrest-
Including the cities of Newton, Meridian, Hattiesburg, Isola,
Greenwood, Carrollton, Lexington, Cleveland, Quitman, Lumberton,
Union, Heidelberg, Greenville, Morton, Mathiston, Kosciusko, Dermott,
Weir, West Crossett, Lake Village, Winona, North Carrollton,
Indianola, Pickens, Macon, Hamburg, Starkville, Decatur, Collins,
North Crossett, Ruleville, Ackerman, Mount Olive, Taylorsville,
Forest, Columbus, Tchula, Scooba, Louisville, Laurel, West
Hattiesburg, Eudora, Grenada, Vaiden, Goodman, Shubuta, Belzoni,
Durant, Bay Springs, Crossett, Pearl River, Brooksville, Raleigh,
Purvis, Carthage, Conehatta, Eupora, West Point, De Kalb, Stonewall,
and Philadelphia
437 AM CDT Fri Aug 21 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM
CDT THIS EVENING...
* WHAT...Heat index values in excess of 105 degrees expected and up
to 110 degrees possible.
* WHERE...Portions of southeast Arkansas, northeast Louisiana, and
much of eastern Mississippi.
* WHEN...From 11 AM this morning to 8 PM CDT this evening.
* IMPACTS...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.
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.
Monitor the latest forecasts and warnings for updates.
&&
$$
Air Quality Alert
ARZ036-MSZ001-TNZ088-212230-
Air Quality Alert Message
Shelby County Health Department
Relayed by National Weather Service Memphis TN
400 AM CDT Fri Aug 21 2026
...CODE ORANGE OZONE FORECAST FOR TODAY...
The Shelby County Health Department has issued a Code Orange Ozone
Forecast effective for Shelby County Tennessee, Crittenden County
Arkansas, and DeSoto County Mississippi, including the city of
Memphis for today. This ozone forecast is due to forecasted ozone
values that will be unhealthy for sensitive groups. These values will
exceed the Environmental Protection Agency`s federal safe health
standard. The Shelby County Health Department recommends that
sensitive groups which include active children and adults, and
people with respiratory disease, such as asthma, limit prolonged
outdoor exertion.
Please continue to check the latest air quality forecasts and updates
until monitored values return to safe levels. For more information go
to www.airnow.gov.
$$