656 

WWUS74 KJAN 221114

NPWJAN



URGENT - WEATHER MESSAGE

National Weather Service Jackson MS

614 AM CDT Sat Aug 22 2026



ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025-034>036-040>043-

047>049-053>055-059>064-072-222000-

/O.CON.KJAN.HT.Y.0024.260822T1600Z-260823T0100Z/

Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-

Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-

Sunflower-Leflore-Washington-Humphreys-Holmes-Issaquena-Sharkey-

Yazoo-Madison MS-Warren-Hinds-Rankin-Claiborne-Copiah-Simpson-

Jefferson-Adams-Franklin MS-Lincoln-Lawrence-Jefferson Davis-Marion-

Including the cities of Mendenhall, West Crossett, Indianola, Delhi,

Greenville, Ridgeland, New Hebron, Ferriday, Vicksburg, Bassfield,

Isola, Yazoo City, Tallulah, Bastrop, Greenwood, Durant, Port Gibson,

West Ferriday, Epps, Crossett, Columbia,

Jonesville, Hazlehurst, Eudora, Natchez, Mayersville, St. Joseph,

Waterproof, Rayville, Richland, Pearl, Roxie, Brandon, Vidalia,

Goodman, Meadville, Jackson, Anguilla, Crystal Springs, Fayette,

Tchula, Magee, Cleveland, Brookhaven, North Crossett, Pickens, Oak

Grove, Ruleville, Lake Village, Belzoni, Madison, Bude, Hamburg,

Canton, Lake Providence, Dermott, Rolling Fork, Harrisonburg,

Lexington, Monticello, Newellton, Prentiss, Winnsboro, and Wesson

614 AM CDT Sat Aug 22 2026



...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM

CDT THIS EVENING...



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



* WHERE...Portions of southeast Arkansas, northeast Louisiana, and

  central northwest, southwest, south central and west central

  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.



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.



&&



$$



CR






504 

WWUS74 KHGX 221132

NPWHGX



URGENT - WEATHER MESSAGE

National Weather Service Houston/Galveston TX

632 AM CDT Sat Aug 22 2026



TXZ163-164-176>179-195>200-210>214-226-227-235>238-300-313-335>338-

436>439-222300-

/O.CON.KHGX.HT.Y.0008.000000T0000Z-260824T0000Z/

Houston-Trinity-Madison-Walker-San Jacinto-Polk-Burleson-Brazos-

Washington-Grimes-Montgomery-Northern Liberty-Colorado-Austin-

Waller-Inland Harris-Chambers-Wharton-Fort Bend-Inland Jackson-

Inland Matagorda-Inland Brazoria-Inland Galveston-Southern

Liberty-Coastal Harris-Coastal Jackson-Coastal Matagorda-Coastal

Brazoria-Coastal Galveston-Matagorda Islands-Brazoria Islands-

Galveston Island-Bolivar Peninsula-

Including the cities of Eagle Lake, Pecan Grove, Houston, Alvin, La

Marque, Crockett, Surfside Beach, Lake Jackson, Dickinson, Freeport,

Livingston, Sugar Land, The Woodlands, Wharton, Prairie View, Edna,

Angleton, Bryan, Baytown, Somerville, Columbus, Trinity, Missouri

City, Liberty, Caldwell, El Campo, Devers,

Madisonville, Groveton, Weimar, Old River-Winfree, Clute, Mont

Belvieu, League City, Conroe, Dayton, Brookshire, Corrigan, Winnie,

Ganado, Bellville, Waller, Hempstead, Huntsville, Pearland, Pasadena,

Stowell, Cleveland, First Colony, Palacios, College Station,

Navasota, Anahuac, Texas City, Coldspring, Sealy, Friendswood,

Shepherd, Rosenberg, Galveston, Brenham, Bay City, and Mission Bend

632 AM CDT Sat Aug 22 2026



...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT SUNDAY...



* WHAT...Peak heat index values between 106 and 112.



* WHERE...Portions of south central and southeast Texas.



* WHEN...Until 7 PM CDT Sunday.



* 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.



&&



$$