623  
FXUS64 KBRO 140606 AAA  
AFDBRO  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
106 AM CDT WED OCT 14 2026  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 1245 AM CDT WED OCT 14 2026  
 
- MAINLY DRY CONDITIONS EXPECTED THROUGH MIDWEEK. RAIN CHANCES  
INCREASE FRIDAY INTO THE WEEKEND AS A COLD FRONT APPROACHES.  
 
- COLD FRONT COULD BRING BREEZY CONDITIONS AND COASTAL HAZARDS  
LATE WEEK IN ITS WAKE.  
 
- THERE IS A MODERATE TO MAJOR (LEVEL 2 TO 3/4) RISK OF HEAT-  
RELATED ILLNESS THROUGH WEDNESDAY.  
 
 
   
DISCUSSION  
 
ISSUED AT 1032 PM CDT MON OCT 12 2026  
 
WARM, MOSTLY DRY CONDITIONS ARE EXPECTED THROUGH THURSDAY, WITH ONLY  
ISOLATED SEA BREEZE SHOWERS OR THUNDERSTORMS POSSIBLE. TEMPERATURES  
REMAIN ABOVE NORMAL WITH HIGHS IN THE MID-UPPER 90S AND HEAT INDICES  
REACHING 106-111 TODAY BEFORE DROPPING TO THE UPPER 90S-LOW 100S  
TOMORROW.  
 
CWA-WIDE CHANCES OF SHOWERS AND THUNDERSTORMS INCREASE TO  
LOW/MODERATE (30-60%) FRIDAY AS A COLD FRONT MOVES THROUGH DEEP  
SOUTH TEXAS. ELEVATED RAIN CHANCES PERSIST INTO THE WEEKEND ALONG  
THE COAST AS THE FRONT MOVES OFFSHORE AND COASTAL TROUGHING SETS UP.  
RAINFALL AMOUNTS THROUGH SUNDAY ARE EXPECTED TO BE BETWEEN 0.1 TO  
1.5 INCHES, WITH HIGHEST AMOUNTS ALONG THE COAST. BREEZY NORTHERLY  
WINDS BEHIND THE FRONT FRIDAY NIGHT INTO SATURDAY MAY BRING ELEVATED  
SURF, AN INCREASED RISK OF RIP CURRENTS, COASTAL FLOODING, AND THE  
POSSIBILITY OF A WIND ADVISORY IN THE RGV AND COASTAL COUNTIES.  
COOLER TEMPERATURES ARE EXPECTED BEHIND THE FRONT THIS WEEKEND, WITH  
HIGHS IN THE 70S-80S. THIS IS STILL A FEW DAYS OUT, SO EXPECT  
ADJUSTMENTS TO THE FORECAST IN THE COMING DAYS.  
 
 
   
AVIATION  
 
(06Z TAFS)  
ISSUED AT 1245 AM CDT WED OCT 14 2026  
 
VFR CONDITIONS ARE FORECAST TO CONTINUE THROUGH THE PERIOD. WINDS  
ARE FORECAST TO INCREASE OUT OF THE SOUTHEAST LATE THIS MORNING,  
WITH GUSTS INCREASING THROUGH THE AFTERNOON.  
 
 
   
MARINE  
 
ISSUED AT 1032 PM CDT MON OCT 12 2026  
 
MODERATE ONSHORE TO SOUTHERLY FLOW AND MODERATE SEAS 3-4 FT WILL  
CONTINUE THROUGH THURSDAY. RAIN CHANCES STAY LOW (GENERALLY 15% OR  
LESS), WITH GREATEST CHANCES DURING THE AFTERNOON. THIS AFTERNOON,  
CAUTION CONDITIONS ARE POSSIBLE ON THE LAGUNA MADRE WITH GUSTY  
WINDS. AN APPROACHING COLD FRONT FRIDAY WILL INCREASE RAIN CHANCES  
AND DETERIORATE CONDITIONS, WITH SMALL CRAFT ADVISORIES LIKELY AND  
GALE WARNINGS POSSIBLE FRIDAY INTO THE WEEKEND.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
BROWNSVILLE 92 76 90 75 / 10 0 0 0  
HARLINGEN 94 73 93 72 / 10 0 0 0  
MCALLEN 97 77 96 75 / 10 0 10 0  
RIO GRANDE CITY 98 75 95 72 / 0 0 0 10  
SOUTH PADRE ISLAND 87 79 86 79 / 10 0 0 10  
BAYVIEW/PORT ISABEL 90 76 88 74 / 10 0 0 10  
 
 
   
BRO WATCHES/WARNINGS/ADVISORIES  
 
TX...NONE.  
GM...NONE.  
 
 
 
 
SHORT TERM...69  
LONG TERM....69  
AVIATION...60-BE  
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