473  
FXUS64 KBRO 091133 AAB  
AFDBRO  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
633 AM CDT THU OCT 9 2025  
   
..NEW AVIATION  
 
   
KEY MESSAGES  
 
UPDATED AT 630 AM CDT THU OCT 9 2025  
 
-LOW TO MEDIUM RAIN CHANCES CONTINUE THROUGH FRIDAY.  
 
-MODERATE TO HIGH RISK OF RIP CURRENTS EXPECTED THROUGH THIS  
WEEKEND INTO NEXT WEEK.  
 
 
 
   
DISCUSSION  
 
ISSUED AT 1007 PM CDT WED OCT 8 2025  
 
ONSHORE FLOW AND LOW PRESSURE OVER THE BAY OF CAMPECHE WILL  
CONTINUE TO LEAD TO SHOWER AND THUNDERSTORM ACTIVITY INTO FRIDAY.  
WITH PWATS AROUND 2 INCHES, WE COULD SEE HEAVY RAINFALL WITH THIS  
ACTIVITY LEADING TO NUISANCE PONDING OF WATER ON ROADWAYS AND LOW  
LYING AREAS. RAIN CHANCES WILL DECREASE FRIDAY NIGHT AS DRIER AIR  
MOVES IN. WHILE CONDITIONS WILL REMAIN MOSTLY DRY THIS WEEKEND  
INTO EARLY NEXT WEEK, COULD SEE AN ISOLATED SHOWER OR THUNDERSTORM  
EACH AFTERNOON THROUGH THE REMAINDER OF THE PERIOD, MAINLY ALONG  
THE SEA BREEZE.  
 
TEMPERATURES WILL REMAIN NEAR TO JUST ABOVE NORMAL WITH DAILY HIGHS  
IN THE LOW TO MID 90S WITH 80S ALONG THE COAST. OVERNIGHT LOWS  
WILL FALL INTO THE MID 60S TO LOW 70S.  
 
ONSHORE FLOW AND ELEVATED WAVE HEIGHTS WILL CONTINUE WITH A  
MODERATE TO HIGH RISK OF OF RIP CURRENTS THROUGH FRIDAY, REMAINING  
MODERATE INTO NEXT WEEK.  
 
 
   
AVIATION  
 
(12Z TAFS)  
ISSUED AT 630 AM CDT THU OCT 9 2025  
 
LIGHT AND VARIABLE WINDS PREVAIL ACROSS DEEP SOUTH TEXAS EARLY  
THIS MORNING. BRO RADAR CURRENTLY INDICATES SOME ACTIVITY  
NORTHWEST OF HRL AND OVER THE GULF WATERS. MAINLY VFR CONDITIONS  
WILL CONTINUE THROUGH THE NEXT 24 HOURS. HOWEVER, SCATTERED  
SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE AREA LATER THIS  
MORNING INTO THE AFTERNOON. THE LATEST HRRR SUGGESTS SOME  
CONVECTION MAY IMPACT THE AERODROMES LATER THIS MORNING WITH A  
POSSIBLE ANOTHER ROUND THIS AFTERNOON. BRIEF PERIODS OF MVFR/IFR  
CONDITIONS, HEAVY RAINFALL AND GUSTY WINDS WILL BE POSSIBLE IN AND  
AROUND ANY CONVECTION.  
 
 
   
MARINE  
 
ISSUED AT 1007 PM CDT WED OCT 8 2025  
 
A TIGHTENING PRESSURE GRADIENT THROUGH FRIDAY WILL LEAD TO  
ELEVATED WINDS AND SEAS ON THE WATERS OFF THE LOWER TEXAS COAST.  
SMALL CRAFT WILL NEED TO EXERCISE CAUTION THROUGH FRIDAY,  
ESPECIALLY ON THE OFFSHORE WATERS. ISOLATED TO SCATTERED SHOWERS  
CONTINUE INTO FRIDAY, BEFORE CHANCES DECREASE OVER THE WEEKEND.  
ANY SHOWER OR THUNDERSTORM COULD PRODUCE LOCALLY HIGHER WINDS AND  
SEAS.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
BROWNSVILLE 90 77 89 73 / 70 40 40 10  
HARLINGEN 90 73 91 68 / 60 20 40 10  
MCALLEN 93 75 93 70 / 60 20 40 10  
RIO GRANDE CITY 93 72 93 66 / 60 20 30 0  
SOUTH PADRE ISLAND 87 81 86 78 / 60 40 40 10  
BAYVIEW/PORT ISABEL 88 76 88 73 / 60 30 40 10  
 
 
   
BRO WATCHES/WARNINGS/ADVISORIES  
 
TX...NONE.  
GM...NONE.  
 
 
 
 
SHORT TERM...68-MCGINNIS  
LONG TERM....68-MCGINNIS  
AVIATION...63-KC  
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