789
WWUS74 KSHV 191655
NPWSHV
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE SHREVEPORT LA
1155 AM CDT TUE AUG 19 2025
ARZ070>073-LAZ001>006-010>014-021-TXZ097-112-126-138-200100-
/O.EXB.KSHV.HT.Y.0014.250820T0100Z-250821T0000Z/
/O.CON.KSHV.XH.W.0002.000000T0000Z-250820T0100Z/
MILLER-LAFAYETTE-COLUMBIA-UNION-CADDO-BOSSIER-WEBSTER-CLAIBORNE-
LINCOLN-UNION-DE SOTO-RED RIVER-BIENVILLE-JACKSON-OUACHITA-
CALDWELL-BOWIE-CASS-MARION-HARRISON-
INCLUDING THE CITIES OF RUSTON, GIBSLAND, GRAYSON, STONEWALL,
QUEEN CITY, HAYNESVILLE, RINGGOLD, COLUMBIA, ATLANTA, BERNICE,
MINDEN, LEWISVILLE, FARMERVILLE, MONROE, HOMER, SPRINGHILL,
STAMPS, JONESBORO, MANSFIELD, CLARKS, COUSHATTA, EL DORADO,
JEFFERSON, SHREVEPORT, TEXARKANA, ARCADIA, BOSSIER CITY,
LOGANSPORT, MARSHALL, MAGNOLIA, HUGHES SPRINGS, BRADLEY, LINDEN,
AND MARTIN
1155 AM CDT TUE AUG 19 2025
...HEAT ADVISORY IN EFFECT FROM 8 PM THIS EVENING TO 7 PM CDT
WEDNESDAY...
...EXTREME HEAT WARNING REMAINS IN EFFECT UNTIL 8 PM CDT THIS
EVENING...
* WHAT...FOR THE EXTREME HEAT WARNING, DANGEROUSLY HOT CONDITIONS
WITH HEAT INDEX VALUES UP TO 115. FOR THE HEAT ADVISORY, HEAT
INDEX VALUES UP TO 110 EXPECTED.
* WHERE...PORTIONS OF SOUTH CENTRAL AND SOUTHWEST ARKANSAS, NORTH
CENTRAL AND NORTHWEST LOUISIANA, AND NORTHEAST TEXAS.
* WHEN...FOR THE EXTREME HEAT WARNING, UNTIL 8 PM CDT THIS EVENING.
FOR THE HEAT ADVISORY, FROM 8 PM THIS EVENING TO 7 PM CDT
WEDNESDAY.
* 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.
ARZ050-051-059>061-LAZ017>020-022-OKZ077-TXZ096-108>111-124-125-136-
137-149>153-165>167-200100-
/O.EXT.KSHV.HT.Y.0014.000000T0000Z-250821T0000Z/
SEVIER-HOWARD-LITTLE RIVER-HEMPSTEAD-NEVADA-SABINE-NATCHITOCHES-
WINN-GRANT-LA SALLE-MCCURTAIN-RED RIVER-FRANKLIN-TITUS-CAMP-
MORRIS-WOOD-UPSHUR-SMITH-GREGG-CHEROKEE-RUSK-PANOLA-NACOGDOCHES-
SHELBY-ANGELINA-SAN AUGUSTINE-SABINE-
INCLUDING THE CITIES OF DRY PRONG, LONE STAR, PRESCOTT, CENTER,
RUSK, ZWOLLE, BOGATA, DIERKS, NASHVILLE, HEMPHILL, CARTHAGE,
MOUNT PLEASANT, BROKEN BOW, PITTSBURG, SAN AUGUSTINE, PINELAND,
NAPLES, HAWKINS, LUFKIN, LONGVIEW, MIDWAY, BIG SANDY, WINNFIELD,
NATCHITOCHES, MINEOLA, JENA, QUITMAN, COLFAX, MANY, JACKSONVILLE,
OLLA, OMAHA, TYLER, ASHDOWN, MONTGOMERY, DAINGERFIELD, MINERAL
SPRINGS, WINNSBORO, NACOGDOCHES, CLARKSVILLE, DE QUEEN, HOPE,
HENDERSON, IDABEL, GILMER, PLEASANT HILL, AND MOUNT VERNON
1155 AM CDT TUE AUG 19 2025
..HEAT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT WEDNESDAY
* WHAT...HEAT INDEX VALUES UP TO 110.
* WHERE...PORTIONS OF SOUTHWEST ARKANSAS, NORTH CENTRAL AND
NORTHWEST LOUISIANA, SOUTHEAST OKLAHOMA, AND EAST AND NORTHEAST
TEXAS.
* WHEN...UNTIL 7 PM CDT WEDNESDAY.
* 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.
19
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