914
WWUS74 KBRO 171241
NPWBRO
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE BROWNSVILLE TX
741 AM CDT WED JUN 17 2026
TXZ251>255-351-353>355-180100-
/O.CON.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 RIO GRANDE CITY, ROMA, SARITA, WESLACO,
EDINBURG, RAYMONDVILLE, PORT ISABEL, BROWNSVILLE, SAN MANUEL, PHARR,
HARLINGEN, PORT MANSFIELD, MISSION, MCALLEN, AND LAGUNA VISTA
741 AM CDT WED JUN 17 2026
...HEAT ADVISORY REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO 8 PM
CDT THIS EVENING...
* WHAT...HEAT INDEX VALUES UP TO 113 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 THIS AFTERNOON TO 8 PM CDT THIS EVENING.
* 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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