138
WWUS74 KFWD 111009
NPWFWD
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE FORT WORTH TX
509 AM CDT TUE AUG 11 2026
TXZ091>095-101>107-116>121-133-134-112100-
/O.CON.KFWD.HT.Y.0023.260811T1800Z-260812T0100Z/
MONTAGUE-COOKE-GRAYSON-FANNIN-LAMAR-JACK-WISE-DENTON-COLLIN-HUNT-
DELTA-HOPKINS-PALO PINTO-PARKER-TARRANT-DALLAS-ROCKWALL-KAUFMAN-
JOHNSON-ELLIS-
INCLUDING THE CITIES OF BOWIE, NOCONA, GAINESVILLE, SHERMAN,
DENISON, BONHAM, PARIS, JACKSBORO, DECATUR, BRIDGEPORT,
CARROLLTON, DENTON, LEWISVILLE, FLOWER MOUND, PLANO, MCKINNEY,
ALLEN, FRISCO, GREENVILLE, COMMERCE, COOPER, SULPHUR SPRINGS,
MINERAL WELLS, WEATHERFORD, BRIAR, FORT WORTH, ARLINGTON, DALLAS,
ROCKWALL, HEATH, TERRELL, KAUFMAN, FORNEY, CLEBURNE, BURLESON,
WAXAHACHIE, ENNIS, AND MIDLOTHIAN
509 AM CDT TUE AUG 11 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
8 PM CDT THIS EVENING...
* WHAT...HEAT INDEX VALUES UP TO 106 EXPECTED.
* WHERE...MOST OF NORTH TEXAS.
* WHEN...FROM 1 PM TO 8 PM CDT TUESDAY.
* IMPACTS...HOT TEMPERATURES AND HIGH HUMIDITY WILL INCREASE THE
RISK FOR HEAT-RELATED ILLNESSES TO OCCUR, PARTICULARLY FOR
THOSE WORKING OR PARTICIPATING IN OUTDOOR ACTIVITIES.
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. YOUNG
CHILDREN AND PETS SHOULD NEVER BE LEFT UNATTENDED IN VEHICLES
UNDER ANY CIRCUMSTANCES.
TAKE EXTRA PRECAUTIONS IF YOU WORK OR SPEND TIME OUTSIDE. WHEN
POSSIBLE RESCHEDULE STRENUOUS ACTIVITIES TO EARLY MORNING OR
EVENING. KNOW THE SIGNS AND SYMPTOMS OF HEAT EXHAUSTION AND HEAT
STROKE. WEAR LIGHTWEIGHT AND LOOSE FITTING CLOTHING WHEN
POSSIBLE. 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.
DUNN
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