443  
WWUS74 KBRO 170409  
NPWBRO  
 
URGENT - WEATHER MESSAGE  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
1109 PM CDT TUE JUN 16 2026  
 
TXZ251>255-351-353>355-171215-  
/O.NEW.KBRO.HT.Y.0002.260617T1800Z-260618T0100Z/  
INLAND KENEDY-STARR-SOUTHERN HIDALGO-INLAND WILLACY-INLAND  
CAMERON-COASTAL KENEDY-NORTHERN HIDALGO-COASTAL WILLACY-COASTAL  
CAMERON-  
INCLUDING THE CITIES OF PHARR, LAGUNA VISTA, SAN MANUEL, RIO GRANDE  
CITY, MCALLEN, PORT MANSFIELD, WESLACO, RAYMONDVILLE, ROMA,  
HARLINGEN, PORT ISABEL, MISSION, BROWNSVILLE, SARITA, AND EDINBURG  
1109 PM CDT TUE JUN 16 2026  
   
..HEAT ADVISORY IN EFFECT FROM 1 PM TO 8 PM CDT WEDNESDAY
 
 
* WHAT...HEAT INDEX VALUES UP TO 112 EXPECTED.  
 
* WHERE...COASTAL CAMERON, COASTAL KENEDY, COASTAL WILLACY, INLAND  
CAMERON, INLAND KENEDY, INLAND WILLACY, NORTHERN HIDALGO, SOUTHERN  
HIDALGO, AND STARR COUNTIES.  
 
* WHEN...FROM 1 PM TO 8 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 EXERCISE AND STRENUOUS ACTIVITIES TO  
EARLY MORNING OR EVENING. TAKE ACTION WHEN YOU SEE SYMPTOMS OF HEAT  
EXHAUSTION AND HEAT STROKE. HEAT RELATED ILLNESSES INCREASE  
SIGNIFICANTLY DURING EXTREME HEAT AND HIGH HUMIDITY EVENTS.  
 

 
 

 
 
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