196
WWUS74 KJAN 200604
NPWJAN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
104 AM CDT MON JUL 20 2026
ARZ075-MSZ018-019-025-034-035-201415-
/O.EXT.KJAN.XH.W.0002.260720T1500Z-260722T0200Z/
CHICOT-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-HUMPHREYS-
INCLUDING THE CITIES OF LAKE VILLAGE, ISOLA, DERMOTT, EUDORA,
CLEVELAND, INDIANOLA, RULEVILLE, BELZONI, GREENVILLE, AND
GREENWOOD
104 AM CDT MON JUL 20 2026
...EXTREME HEAT WARNING NOW IN EFFECT FROM 10 AM THIS MORNING TO 9
PM CDT TUESDAY...
* WHAT...DANGEROUSLY HOT CONDITIONS WITH HEAT INDEX VALUES UP TO 113
DEGREES EXPECTED DURING THE DAYTIME, WITH LIMITED HEAT RELIEF
OVERNIGHT.
* WHERE...BOLIVAR, HUMPHREYS, LEFLORE, SUNFLOWER, AND WASHINGTON
COUNTIES IN MISSISSIPPI AND CHICOT COUNTY, ARKANSAS.
* WHEN...FROM 10 AM THIS MORNING TO 9 PM CDT TUESDAY.
* 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.
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.
ARZ074-LAZ007-015-023-MSZ026>033-037>039-044>046-051-052-201415-
/O.EXT.KJAN.HT.Y.0009.260720T1500Z-260722T0200Z/
ASHLEY-MOREHOUSE-RICHLAND-FRANKLIN LA-GRENADA-CARROLL-MONTGOMERY-
WEBSTER-CLAY-LOWNDES-CHOCTAW-OKTIBBEHA-ATTALA-WINSTON-NOXUBEE-
LEAKE-NESHOBA-KEMPER-NEWTON-LAUDERDALE-
INCLUDING THE CITIES OF MATHISTON, WINNSBORO, HAMBURG, MERIDIAN,
STARKVILLE, BASTROP, DELHI, DECATUR, CARROLLTON, CONEHATTA,
MACON, NORTH CARROLLTON, WEST POINT, RAYVILLE, CARTHAGE, UNION,
NEWTON, BROOKSVILLE, WEIR, GRENADA, COLUMBUS, ACKERMAN, CROSSETT,
EUPORA, PHILADELPHIA, DE KALB, SCOOBA, KOSCIUSKO, NORTH CROSSETT,
WINONA, WEST CROSSETT, PEARL RIVER, VAIDEN, AND LOUISVILLE
104 AM CDT MON JUL 20 2026
...HEAT ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING TO 9 PM CDT
TUESDAY...
* WHAT...HEAT INDEX VALUES UP TO 109 DEGREES EXPECTED DURING THE
DAYTIME, WITH LIMITED HEAT RELIEF OVERNIGHT.
* WHERE...ASHLEY COUNTY, ARKANSAS, AND PORTIONS OF NORTHEAST
LOUISIANA AND CENTRAL MISSISSIPPI.
* WHEN...FROM 10 AM THIS MORNING TO 9 PM CDT TUESDAY.
* 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.
LAZ008-009-016-024>026-MSZ036-040>043-047>050-053>066-072>074-201415-
/O.EXT.KJAN.HT.Y.0010.260720T1500Z-260722T0200Z/
WEST CARROLL-EAST CARROLL-MADISON LA-CATAHOULA-TENSAS-CONCORDIA-
HOLMES-ISSAQUENA-SHARKEY-YAZOO-MADISON MS-WARREN-HINDS-RANKIN-
SCOTT-CLAIBORNE-COPIAH-SIMPSON-SMITH-JASPER-CLARKE-JEFFERSON-
ADAMS-FRANKLIN MS-LINCOLN-LAWRENCE-JEFFERSON DAVIS-COVINGTON-
JONES-MARION-LAMAR-FORREST-
INCLUDING THE CITIES OF HEIDELBERG, PICKENS, LUMBERTON, ANGUILLA,
MORTON, PURVIS, TALLULAH, HATTIESBURG, COLLINS, GOODMAN,
RIDGELAND, MADISON, CRYSTAL SPRINGS, MEADVILLE, HAZLEHURST,
RALEIGH, MOUNT OLIVE, BAY SPRINGS, SHUBUTA, ST. JOSEPH, DURANT,
BRANDON, PORT GIBSON, QUITMAN, HARRISONBURG, MONTICELLO, WEST
HATTIESBURG, MAGEE, NEW HEBRON, JONESVILLE, CANTON, EPPS, OAK
GROVE, WEST FERRIDAY, VIDALIA, BROOKHAVEN, MAYERSVILLE,
BASSFIELD, LAUREL, FOREST, NEWELLTON, TAYLORSVILLE, NATCHEZ,
VICKSBURG, RICHLAND, ROLLING FORK, WESSON, STONEWALL, COLUMBIA,
YAZOO CITY, WATERPROOF, FERRIDAY, MENDENHALL, JACKSON, BUDE,
ROXIE, PRENTISS, LAKE PROVIDENCE, LEXINGTON, TCHULA, FAYETTE, AND
PEARL
104 AM CDT MON JUL 20 2026
...HEAT ADVISORY NOW IN EFFECT FROM 10 AM THIS MORNING TO 9 PM CDT
TUESDAY...
* WHAT...HEAT INDEX VALUES UP TO 110 DEGREES EXPECTED DURING THE
DAYTIME, WITH LIMITED HEAT RELIEF OVERNIGHT.
* WHERE...PORTIONS OF NORTHEAST LOUISIANA AND CENTRAL AND SOUTH
MISSISSIPPI.
* WHEN...FROM 10 AM THIS MORNING TO 9 PM CDT TUESDAY.
* 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.
DL
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page