617  
WWUS74 KMEG 120108  
NPWMEG  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MEMPHIS TN  
808 PM CDT TUE AUG 11 2026  
 
ARZ009-018-026>028-035-036-048-049-058-MOZ113-115-MSZ001-007-008-  
010>012-020-TNZ001>004-019>022-048>055-088>090-121800-  
/O.EXP.KMEG.HT.Y.0017.000000T0000Z-260812T0100Z/  
/O.CON.KMEG.HT.Y.0018.260812T1600Z-260815T0100Z/  
CLAY-GREENE-CRAIGHEAD-POINSETT-MISSISSIPPI-CROSS-CRITTENDEN-ST.  
FRANCIS-LEE AR-PHILLIPS-DUNKLIN-PEMISCOT-DESOTO-TUNICA-TATE-  
COAHOMA-QUITMAN-PANOLA-TALLAHATCHIE-LAKE-OBION-WEAKLEY-HENRY-DYER-  
GIBSON-CARROLL-BENTON TN-LAUDERDALE-TIPTON-HAYWOOD-CROCKETT-MADISON-  
CHESTER-HENDERSON-DECATUR-SHELBY-FAYETTE-HARDEMAN-  
INCLUDING THE CITIES OF MEMPHIS, MARIANNA, CAMDEN, TIPTONVILLE,  
RIPLEY TN, PIGGOTT, ALAMO, HUNTINGDON, OAKLAND, SENATOBIA, PARAGOULD,  
BLYTHEVILLE, DRESDEN, GERMANTOWN, HUMBOLDT, JONESBORO,  
BATESVILLE, UNION CITY, DYERSBURG, FORREST CITY, HELENA-WEST  
HELENA, BOLIVAR, COLLIERVILLE, CHARLESTON, OLIVE BRANCH, MARKS,  
SOMERVILLE, COVINGTON, TUNICA, MILAN, BARTLETT, MILLINGTON, CORNING,  
HARRISBURG, MARTIN, BROWNSVILLE, PARIS, CARUTHERSVILLE, WYNNE,  
SOUTHAVEN, LEXINGTON, HENDERSON, PARSONS, JACKSON, WEST MEMPHIS,  
KENNETT, DECATURVILLE, AND CLARKSDALE  
808 PM CDT TUE AUG 11 2026  
   
..HEAT ADVISORY FOR TUESDAY HAS EXPIRED  
 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO 8 PM CDT  
FRIDAY...  
 
* WHAT...HEAT INDEX VALUES UP TO 110 EXPECTED.  
 
* WHERE...PORTIONS OF EAST ARKANSAS, NORTH MISSISSIPPI, SOUTHEAST  
MISSOURI, AND WEST TENNESSEE.  
 
* WHEN...FROM 11 AM WEDNESDAY TO 8 PM CDT FRIDAY.  
 
* 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.  
 
 
 
 
 
MSZ002>006-009-013>017-021>024-TNZ091-092-121800-  
/O.CON.KMEG.HT.Y.0018.260812T1600Z-260815T0100Z/  
MARSHALL-BENTON MS-TIPPAH-ALCORN-TISHOMINGO-PRENTISS-LAFAYETTE-  
UNION-PONTOTOC-LEE MS-ITAWAMBA-YALOBUSHA-CALHOUN-CHICKASAW-MONROE-  
MCNAIRY-HARDIN-  
INCLUDING THE CITIES OF RIPLEY MS, COFFEEVILLE, WATER VALLEY,  
CORINTH, BOONEVILLE, IUKA, SELMER, BRUCE, PONTOTOC, FULTON, AMORY,  
OXFORD, CALHOUN CITY, ASHLAND, OKOLONA, NEW ALBANY, TUPELO, ABERDEEN,  
SAVANNAH, HOUSTON, AND HOLLY SPRINGS  
808 PM CDT TUE AUG 11 2026  
 
...HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM WEDNESDAY TO 8 PM CDT  
FRIDAY...  
 
* WHAT...HEAT INDEX VALUES UP TO 108 EXPECTED.  
 
* WHERE...PORTIONS OF NORTH MISSISSIPPI AND WEST TENNESSEE.  
 
* WHEN...FROM 11 AM WEDNESDAY TO 8 PM CDT FRIDAY.  
 
* 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.  
 
 
 
 
 
CMA  
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