856  
FXUS64 KBRO 011724  
AFDBRO  
 
AREA FORECAST DISCUSSION  
NATIONAL WEATHER SERVICE BROWNSVILLE TX  
1124 AM CST THU JAN 1 2026  
   
..NEW DISCUSSION, AVIATION, MARINE
 
 
   
KEY MESSAGES
 
 
UPDATED AT 1107 AM CST THU JAN 1 2026  
 
- RECORD HIGH TEMPERATURES COULD OCCUR TOMORROW AND SATURDAY AS  
HIGH TEMPERATURES SURGE 15+ DEGREES ABOVE SEASONAL AVERAGES.  
 
- A WEAK COLD FRONT IS EXPECTED SATURDAY NIGHT, WHICH SHOULD COOL  
TEMPERATURES AROUND 7-10 DEGREES FOR SUNDAY BEFORE TEMPERATURES  
WARM AGAIN TO THE MID-80S ON MONDAY.  
 
- PATCHY FOG DEVELOPMENT IS POSSIBLE IN THE LATE OVERNIGHT/EARLY  
MORNING HOURS OVER THE NEXT SEVERAL NIGHTS.  
 
- SMALL CRAFT EXERCISE CAUTION CONDITIONS ARE POSSIBLE ON THE  
GULF TONIGHT AND TOMORROW MORNING DUE TO ELEVATED OFFSHORE  
WINDS. IN ADDITION, THERE IS A MODERATE RISK OF LIFE-  
THREATENING RIP CURRENTS OVERNIGHT AT AREA BEACHES.  
 

 
   
DISCUSSION
 
 
ISSUED AT 1107 AM CST THU JAN 1 2026  
 
TEMPERATURES ARE EXPECTED TO CONTINUE WARMING THROUGH SATURDAY, AS  
MID-TO-UPPER LEVEL RIDGING REMAINS DOMINANT OVER DEEP SOUTH TEXAS  
WITH CLEAR TO PARTLY CLOUDY SKIES AND LIGHT TO MODERATE WINDS.  
TOMORROW'S HIGHS SHOULD REACH THE UPPER 80S, AND SOME AREAS WEST OF  
I-69C/US 281 COULD SEE TEMPERATURES GET AS HIGH AS THE LOWER 90S ON  
SATURDAY. LOW TEMPERATURES SHOULD GET DOWN INTO THE MID TO UPPER 50S  
FOR THE WESTERN AND NORTHERN RANCHLANDS AND THE LOWER 60S FOR THE  
LOWER RIO GRANDE VALLEY THE NEXT FEW NIGHTS.  
 
CONFIDENCE IS INCREASING THAT A WEAK COLD FRONT MAY PASS THROUGH  
DEEP SOUTH TEXAS SATURDAY NIGHT INTO SUNDAY, ASSOCIATED WITH A SMALL  
UPPER-LEVEL SHORTWAVE THAT IS EXPECTED TO MOVE OVER THE SOUTHERN  
PLAINS THIS WEEKEND. THIS FRONT IS NOT EXPECTED TO BRING ANY  
PRECIPITATION TO THE AREA. HOWEVER, HIGH TEMPERATURES COULD BE  
AROUND 7-10 DEGREES COOLER FOR SUNDAY THAN SATURDAY, BEFORE  
TEMPERATURES BEGIN WARMING TO THE MID-80S AGAIN FOR MONDAY.  
HUMIDITY COULD ALSO BE A BIT LESS ON SUNDAY AS WELL, DUE TO THE  
NORTHERLY WIND DIRECTION CHANGE, WHICH IS ONLY EXPECTED TO LAST  
THROUGHOUT THE DAY ON SUNDAY BEFORE WINDS VEER BACK TO THE SOUTH  
AGAIN. ONCE TEMPERATURES WARM FROM THE UPPER 70S/LOW 80S ON  
SUNDAY, THEY SHOULD STAY IN THE MID-80S THROUGH THE MIDDLE OF NEXT  
WEEK.  
 
NO RAIN IS EXPECTED FOR THE AREA OVER THE NEXT WEEK, BUT  
THERE IS A CONTINUED CHANCE OF LIGHT PATCHY FOG DEVELOPMENT IN THE  
LATE OVERNIGHT/EARLY MORNING HOURS FOR THE NEXT SEVERAL NIGHTS.  
MOTORISTS WILL WANT TO EXERCISE CAUTION IF THEY HAPPEN TO  
ENCOUNTER ANY ISOLATED AREAS OF HEAVIER FOG. THERE IS ALSO A  
MODERATE RISK OF LIFE-THREATENING RIP CURRENTS AT AREA BEACHES  
TONIGHT DUE TO SLIGHTLY INCREASED OVERNIGHT WIND SPEEDS OFFSHORE.  
 

 
   
AVIATION
 
 
(18Z TAFS)  
ISSUED AT 1107 AM CST THU JAN 1 2026  
 
VFR CONDITIONS WITH OVERALL CLEAR SKIES AND SOUTHEASTERLY WINDS  
ARE EXPECTED THE REST OF THE AFTERNOON INTO THE EVENING. SOME  
PATCHY FOG COULD DEVELOP OVERNIGHT BETWEEN 09-14Z THAT COULD  
TEMPORARILY REDUCE VISIBILITY TO MVFR CONDITIONS. CONDITIONS WILL  
RETURN TO VFR AROUND 15-16Z ONCE THE FOG LIFTS.  
 

 
   
MARINE
 
 
ISSUED AT 1107 AM CST THU JAN 1 2026  
 
WINDS COULD REACH SMALL CRAFT EXERCISE CAUTION CONDITIONS ON THE  
GULF WATERS TONIGHT AND POSSIBLY CONTINUE INTO TOMORROW MORNING  
DUE TO ELEVATED WINDS OFFSHORE. CONDITIONS ARE THEN EXPECTED TO  
IMPROVE TO FAVORABLE FOR THE REMAINDER OF THE WEEKEND INTO NEXT  
WEEK.  
 

 
   
PRELIMINARY POINT TEMPS/POPS
 
 
BROWNSVILLE 78 63 84 64 / 0 0 0 0  
HARLINGEN 79 59 87 60 / 0 0 0 0  
MCALLEN 81 61 89 62 / 0 0 0 0  
RIO GRANDE CITY 81 55 88 56 / 0 0 0 0  
SOUTH PADRE ISLAND 74 68 78 67 / 0 0 0 0  
BAYVIEW/PORT ISABEL 78 62 84 62 / 0 0 0 0  
 

 
   
BRO WATCHES/WARNINGS/ADVISORIES
 
 
TX...NONE.  
GM...NONE.  

 
 

 
 
SHORT TERM...55-MM  
LONG TERM....55-MM  
AVIATION...55-MM  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab TX Page Main Text Page