080 WWUS74 KJAN 221741 NPWJAN URGENT - WEATHER MESSAGE National Weather Service Jackson MS 1241 PM 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>064-072-230145- /O.NEW.KJAN.HT.Y.0025.260823T1600Z-260824T0100Z/ /O.CON.KJAN.HT.Y.0024.000000T0000Z-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 Ferriday, Tallulah, Bude, Pearl, Dermott, Mayersville, Brookhaven, Newellton, Jonesville, Bastrop, Fayette, Winnsboro, Jackson, Delhi, Anguilla, Rolling Fork, Durant, Richland, Crossett, Wesson, Vidalia, Cleveland, Canton, St. Joseph, Roxie, Monticello, Crystal Springs, Waterproof, Greenwood, Eudora, Indianola, Isola, Goodman, North Crossett, Rayville, Madison, Magee, Natchez, Bassfield, Oak Grove, West Crossett, Belzoni, Lexington, Mendenhall, Lake Village, Hazlehurst, West Ferriday, Ruleville, Meadville, Epps, Greenville, Hamburg, Prentiss, Yazoo City, New Hebron, Tchula, Columbia, Port Gibson, Ridgeland, Pickens, Brandon, Lake Providence, Vicksburg, and Harrisonburg 1241 PM CDT Sat Aug 22 2026 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM CDT THIS EVENING... ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SUNDAY... * WHAT...Heat index values up to 110 degrees expected. * WHERE...Portions of southeast Arkansas, northeast Louisiana, and central, north central, northwest, south central, southwest, and west central Mississippi. * WHEN...For the first Heat Advisory, until 8 PM CDT this evening. For the second Heat Advisory, from 11 AM to 8 PM CDT Sunday. * 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. && $$ MSZ056>058-065-066-073-074-230145- /O.NEW.KJAN.HT.Y.0025.260823T1600Z-260824T0100Z/ Smith-Jasper-Clarke-Covington-Jones-Lamar-Forrest- Including the cities of Quitman, Hattiesburg, Taylorsville, Laurel, Shubuta, West Hattiesburg, Mount Olive, Raleigh, Heidelberg, Purvis, Collins, Lumberton, Bay Springs, and Stonewall 1241 PM CDT Sat Aug 22 2026 ...HEAT ADVISORY IN EFFECT FROM 11 AM TO 8 PM CDT SUNDAY... * WHAT...Heat index values up to 110 degrees expected. * WHERE...Smith, Clarke, Jasper, Covington, Forrest, Jones, and Lamar Counties. * WHEN...From 11 AM to 8 PM CDT Sunday. * IMPACTS...Hot temperatures and high humidity may cause heat related illnesses. PRECAUTIONARY/PREPAREDNESS ACTIONS... Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Do not leave young children and pets in unattended vehicles. Car interiors will reach lethal temperatures in a matter of minutes. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke. && $$ SW