559
WWUS74 KJAN 191719
NPWJAN
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE JACKSON MS
1219 PM CDT SUN JUL 19 2026
ARZ075-MSZ018-019-025-034-035-200215-
/O.NEW.KJAN.XH.W.0002.260720T1500Z-260721T0200Z/
/O.EXT.KJAN.HT.Y.0008.000000T0000Z-260720T0200Z/
CHICOT-BOLIVAR-SUNFLOWER-LEFLORE-WASHINGTON-HUMPHREYS-
INCLUDING THE CITIES OF GREENWOOD, GREENVILLE, DERMOTT, EUDORA,
BELZONI, CLEVELAND, LAKE VILLAGE, ISOLA, INDIANOLA, AND RULEVILLE
1219 PM CDT SUN JUL 19 2026
..HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING
..EXTREME HEAT WARNING IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY
* WHAT...FOR THE HEAT ADVISORY, HEAT INDEX VALUES IN EXCESS OF 105F
DEGREES EXPECTED. FOR THE EXTREME HEAT WARNING, DANGEROUSLY HOT
CONDITIONS WITH HEAT INDEX VALUES IN EXCESS OF 110F DEGREES
EXPECTED.
* WHERE...PORTIONS OF SOUTHEAST ARKANSAS AND CENTRAL, NORTH CENTRAL,
AND NORTHWEST MISSISSIPPI.
* WHEN...FOR THE HEAT ADVISORY, UNTIL 9 PM CDT THIS EVENING. FOR THE
EXTREME HEAT WARNING, FROM 10 AM TO 9 PM CDT MONDAY.
* IMPACTS...HEAT RELATED ILLNESSES INCREASE SIGNIFICANTLY DURING
EXTREME HEAT AND HIGH HUMIDITY EVENTS. 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.
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.
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.
STAY COOL, STAY HYDRATED, STAY INFORMED.
ARZ074-LAZ007-015-023-MSZ026>033-037>039-044>046-051-052-200215-
/O.NEW.KJAN.HT.Y.0009.260720T1500Z-260721T0200Z/
/O.EXB.KJAN.HT.Y.0008.000000T0000Z-260720T0200Z/
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 WEIR, COLUMBUS, DE KALB, WINNSBORO,
NEWTON, STARKVILLE, MACON, BROOKSVILLE, CARTHAGE, DELHI,
CONEHATTA, VAIDEN, MATHISTON, ACKERMAN, WEST POINT, NORTH
CARROLLTON, PHILADELPHIA, DECATUR, NORTH CROSSETT, KOSCIUSKO,
EUPORA, BASTROP, HAMBURG, GRENADA, SCOOBA, WINONA, WEST CROSSETT,
CROSSETT, MERIDIAN, LOUISVILLE, UNION, PEARL RIVER, RAYVILLE, AND
CARROLLTON
1219 PM CDT SUN JUL 19 2026
..HEAT ADVISORY IN EFFECT UNTIL 9 PM CDT THIS EVENING
..HEAT ADVISORY IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY
* WHAT...FOR BOTH HEAT ADVISORIES, HEAT INDEX VALUES IN EXCESS OF
105F DEGREES EXPECTED.
* WHERE...PORTIONS OF SOUTHEAST ARKANSAS, NORTHEAST LOUISIANA, AND
CENTRAL, EAST CENTRAL, NORTH CENTRAL, AND NORTHEAST MISSISSIPPI.
* WHEN...FOR THE BOTH HEAT ADVISORIES, UNTIL 9 PM CDT THIS EVENING
AND FROM 10 AM TO 9 PM CDT MONDAY.
* 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.
LAZ008-009-016-024>026-MSZ036-040>043-047>050-053>066-072>074-200215-
/O.NEW.KJAN.HT.Y.0010.260720T1500Z-260721T0200Z/
/O.EXT.KJAN.HT.Y.0008.000000T0000Z-260720T0200Z/
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 ROXIE, DURANT, ROLLING FORK, EPPS,
MEADVILLE, HATTIESBURG, PICKENS, SHUBUTA, PEARL, MONTICELLO,
RIDGELAND, MORTON, COLUMBIA, MAYERSVILLE, ST. JOSEPH, ANGUILLA,
LAKE PROVIDENCE, JONESVILLE, JACKSON, CRYSTAL SPRINGS,
HEIDELBERG, MOUNT OLIVE, OAK GROVE, PRENTISS, LUMBERTON,
BROOKHAVEN, RICHLAND, MENDENHALL, BASSFIELD, NEW HEBRON,
WATERPROOF, COLLINS, QUITMAN, PORT GIBSON, LEXINGTON, BUDE,
MAGEE, WESSON, LAUREL, FAYETTE, BRANDON, MADISON, FOREST, PURVIS,
TAYLORSVILLE, FERRIDAY, YAZOO CITY, VICKSBURG, BAY SPRINGS,
RALEIGH, STONEWALL, WEST HATTIESBURG, HARRISONBURG, TCHULA,
CANTON, VIDALIA, WEST FERRIDAY, HAZLEHURST, NEWELLTON, NATCHEZ,
TALLULAH, AND GOODMAN
1219 PM CDT SUN JUL 19 2026
..HEAT ADVISORY NOW IN EFFECT UNTIL 9 PM CDT THIS EVENING
..HEAT ADVISORY IN EFFECT FROM 10 AM TO 9 PM CDT MONDAY
* WHAT...FOR BOTH HEAT ADVISORIES, HEAT INDEX VALUES IN EXCESS OF
105F DEGREES EXPECTED.
* WHERE...PORTIONS OF NORTHEAST LOUISIANA AND CENTRAL, EAST CENTRAL,
SOUTH CENTRAL, SOUTHEAST, SOUTHWEST, AND WEST CENTRAL MISSISSIPPI.
* WHEN...FOR THE BOTH HEAT ADVISORIES, UNTIL 9 PM CDT THIS EVENING
AND FROM 10 AM TO 9 PM CDT MONDAY.
* 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.
DC
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