762
WWUS74 KJAN 210152
NPWJAN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
852 PM CDT THU AUG 20 2026
LAZ007>009-015-016-023>026-MSZ040>043-047>049-053>055-059>064-072-
211000-
/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 JACKSON, TALLULAH, RIDGELAND, MEADVILLE, OAK
GROVE, VIDALIA, JONESVILLE, MENDENHALL, CANTON, NATCHEZ, FERRIDAY,
YAZOO CITY, ROXIE, ROLLING FORK, LAKE PROVIDENCE, EPPS, NEW HEBRON,
HAZLEHURST, HARRISONBURG, PRENTISS, BUDE, RICHLAND, WEST FERRIDAY,
MAYERSVILLE, VICKSBURG, BRANDON, BASSFIELD, WESSON, WATERPROOF,
DELHI, MAGEE, MONTICELLO, MADISON, BASTROP, PEARL, BROOKHAVEN,
COLUMBIA, NEWELLTON, RAYVILLE, WINNSBORO,
ANGUILLA, ST. JOSEPH, FAYETTE, PORT GIBSON, AND CRYSTAL SPRINGS
852 PM CDT THU AUG 20 2026
...EXTREME HEAT WARNING REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT
FRIDAY...
* 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 TO 8 PM CDT FRIDAY.
* 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.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
ARZ074-075-MSZ018-019-025>039-044>046-050>052-056>058-065-066-073-
074-211000-
/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 DE KALB, TCHULA, GOODMAN, MOUNT OLIVE,
QUITMAN, HATTIESBURG, TAYLORSVILLE, COLLINS, LAUREL, CROSSETT,
MATHISTON, PEARL RIVER, BAY SPRINGS, EUPORA, KOSCIUSKO, NORTH
CARROLLTON, ACKERMAN, NORTH CROSSETT, INDIANOLA, RALEIGH, STARKVILLE,
SHUBUTA, LEXINGTON, GREENWOOD, BELZONI, STONEWALL, SCOOBA, WEIR,
PICKENS, NEWTON, MERIDIAN, BROOKSVILLE, EUDORA, HEIDELBERG, WEST
HATTIESBURG, HAMBURG, DECATUR, UNION, ISOLA, MACON, WEST POINT,
DERMOTT, CARROLLTON, LOUISVILLE, FOREST, RULEVILLE, WEST CROSSETT,
MORTON, CONEHATTA, PURVIS, WINONA, CLEVELAND, GREENVILLE, DURANT,
GRENADA, CARTHAGE, LUMBERTON, VAIDEN, COLUMBUS, LAKE VILLAGE, AND
PHILADELPHIA
852 PM CDT THU AUG 20 2026
..HEAT ADVISORY REMAINS IN EFFECT FROM 11 AM TO 8 PM CDT FRIDAY
* 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 TO 8 PM CDT FRIDAY.
* 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.
MONITOR THE LATEST FORECASTS AND WARNINGS FOR UPDATES.
DC
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