803  
FXUS64 KBRO 252326 AAA  
AFDBRO  
 
AREA FORECAST DISCUSSION...UPDATED  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
626 PM CDT FRI APR 25 2025  
   
..NEW AVIATION  
 
   
SHORT TERM  
 
(TONIGHT THROUGH SATURDAY NIGHT)  
ISSUED AT 141 PM CDT FRI APR 25 2025  
 
UPPER LEVEL RIDGING ACROSS THE SOUTHERN PLAINS LOOKS TO PERSIST  
THROUGH THE PERIOD. BROAD SUBSIDENCE ALOFT WILL LIKELY LIMIT RAIN  
CHANCES THROUGH THE PERIOD. SUSTAINED SOUTHEASTERLY LOW LEVEL FLOW  
WILL CONTINUE TO ADVECT WARM, MOIST AIR TO THE REGION. THIS WILL  
SUPPORT THE DEVELOPMENT OF LOW STRATUS CLOUDS OVERNIGHT, AND A VERY  
LOW (<10%) CHANCE FOR SOME LIGHT SHOWERS SATURDAY MORNING.  
 
LOW TEMPERATURES TONIGHT AND SATURDAY NIGHT ARE EXPECTED TO BE IN  
THE LOW TO MID 70S, WITH HIGH TEMPERATURES SATURDAY AFTERNOON IN THE  
UPPER 80S TO LOW 90S.  
 
 
   
LONG TERM  
 
(SUNDAY THROUGH NEXT FRIDAY)  
ISSUED AT 141 PM CDT FRI APR 25 2025  
 
THE SUBTROPICAL RIDGE GRADUALLY DRIFTS SOUTH INTO MID NEXT WEEK AS  
MULTIPLE TROUGHS SWING INTO THE SOUTHERN PLAINS. THIS WILL  
MAINTAIN SOUTHWESTERLY FLOW ALOFT AND GENERALLY DRY CONDITIONS  
ACROSS DEEP SOUTH TEXAS THROUGH TUESDAY, WITH NEAR TO SLIGHTLY  
ABOVE NORMAL TEMPERATURES. SHORTWAVES WEDNESDAY THROUGH FRIDAY  
ENHANCE LIFT AND INSTABILITY, BRINGING A LOW (20 PERCENT) CHANCE  
OF THUNDERSTORMS WEDNESDAY AND THURSDAY, MAINLY ACROSS THE  
NORTHERN RANCHLANDS AND ALONG THE RIO GRANDE IN THE UPPER VALLEY.  
A MEDIUM (40 PERCENT) CHANCE OF SHOWERS AND THUNDERSTORMS IS  
EXPECTED FRIDAY FOR ALL OF DEEP SOUTH TEXAS. EXPECT BREEZY TO  
WINDY CONDITIONS EACH AFTERNOON, ESPECIALLY MONDAY AND TUESDAY.  
BRIEF WIND ADVISORIES MAY BE NEEDED FOR THE LOWER RGV MONDAY AND  
TUESDAY.  
 
 
   
AVIATION  
 
(00Z TAFS)  
ISSUED AT 620 PM CDT FRI APR 25 2025  
 
ALL TAF SITES ARE CURRENTLY SITTING WITH MAINLY CLEAR SKIES, ASIDE  
FROM A FEW LOW CLOUDS OVER KBRO, ALONG WITH A MODERATE  
SOUTHEASTERLY BREEZE. OVERNIGHT, WINDS BECOME LESS BREEZY AND  
MVFR CEILINGS ARE EXPECTED TO DEVELOP AS MOIST LOW LEVELS DEVELOP  
STRATUS. MOSTLY CLEAR SKIES GRADUALLY RETURN THROUGHOUT SATURDAY  
MORNING AS SOUTHEASTERLY WINDS PICK BACK UP TO MODERATE WITH  
GUSTS UP TO 20-25 KNOTS.  
 
 
   
MARINE  
 
ISSUED AT 141 PM CDT FRI APR 25 2025  
 
TONIGHT THROUGH SATURDAY NIGHT...GENERALLY FAVORABLE MARINE  
CONDITIONS ARE EXPECTED THROUGH THE PERIOD, HOWEVER WIND SPEEDS ON  
THE LAGUNA MADRE MAY BRIEFLY REQUIRE SMALL CRAFT SHOULD EXERCISE  
CAUTION HEADLINES SATURDAY AFTERNOON. OTHERWISE LIGHT TO MODERATE  
SOUTHEASTERLY WINDS AND SLIGHT TO MODERATE SEAS ARE EXPECTED FOR  
THE COASTAL WATERS.  
 
SUNDAY THROUGH FRIDAY...MODERATE TO FRESH SOUTHEASTERLY WINDS  
CONTINUE INTO LATE NEXT WEEK, WITH SCEC CONDITIONS LIKELY ACROSS  
THE BAY NEARLY EVERY AFTERNOON. SEAS ARE EXPECTED TO GRADUALLY  
BUILD, REACHING SCEC CONDITIONS MID TO LATE NEXT WEEK. BRIEF SMALL  
CRAFT ADVISORIES MAY BE NEEDED ACROSS THE BAY EACH AFTERNOON AND  
OFFSHORE LATE IN THE WEEK. THE CHANCE OF THUNDERSTORMS RETURNS,  
MAINLY FRIDAY.  
 
 
   
PRELIMINARY POINT TEMPS/POPS  
 
BROWNSVILLE 74 86 72 86 / 0 0 0 0  
HARLINGEN 71 89 69 89 / 0 0 0 0  
MCALLEN 74 92 72 92 / 0 0 0 0  
RIO GRANDE CITY 73 92 70 94 / 0 0 0 0  
SOUTH PADRE ISLAND 74 80 74 81 / 0 0 0 0  
BAYVIEW/PORT ISABEL 72 84 71 85 / 0 0 0 0  
 
 
   
BRO WATCHES/WARNINGS/ADVISORIES  
 
TX...NONE.  
GM...NONE.  
 
 
 
 
SHORT TERM...60-BE  
LONG TERM....56-HALLMAN  
AVIATION...65-IRISH  
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