972
FXUS64 KBRO 250001 AAA
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
601 PM CST WED DEC 24 2025
..NEW AVIATION
KEY MESSAGES
UPDATED AT 536 PM CST WED DEC 24 2025
* AREAS OF DENSE FOG IS EXPECTED LATE TONIGHT INTO THURSDAY
MORNING. VISIBILITIES WILL FALL TO 1 MILE OR LESS, ESPECIALLY
AROUND DAYBREAK.
* A COLD FRONT SUNDAY NIGHT WILL LEAD TO COOLER TEMPERATURES FOR THE
FIRST HALF OF NEXT WEEK.
* OUR NEXT RAIN CHANCE ARRIVES SUNDAY NIGHT LINGERING INTO MONDAY
WITH THE PASSAGE OF A COLD FRONT.
DISCUSSION
ISSUED AT 1108 AM CST WED DEC 24 2025
MERRY CHRISTMAS EVE! WARM AND DRY CONDITIONS EXPECTED THROUGH
TONIGHT WITH LIGHT TO MODERATE SOUTHEASTERLY WINDS. OVERNIGHT AND
INTO CHRISTMAS MORNING, WINDS WILL BECOME LIGHT TO CALM ALLOWING
FOR AREAS OF DENSE FOG TO DEVELOP REDUCING VISIBILITIES TO 1 MILE
OR LESS, ESPECIALLY AROUND SUNRISE. USE EXTREME CAUTION IF
TRAVELING AND WATCH OUT FOR RUDOLPH. FOG WILL DISSIPATE BY MID TO
LATE MORNING.
FOR THE REST OF THE WEEK INTO THE WEEKEND, RIDGING OVERHEAD WILL
CONTINUE TO MAINTAIN DRY CONDITIONS AND ABOVE NORMAL TEMPERATURES.
DAILY HIGHS WILL RISE INTO THE MID TO UPPER 80S WITH OVERNIGHT
LOWS IN THE MID TO UPPER 60S.
OUR NEXT CHANCE FOR A COOL DOWN WILL COME LATE THIS WEEKEND AS A
STRONG COLD FRONT PUSHES THROUGH DEEP SOUTH TEXAS SUNDAY NIGHT.
GUIDANCE CONTINUES TO TREND COOLER IS WAKE OF THE FRONT WITH
SUNDAY NIGHT TEMPERATURES FALLING INTO THE 50S, THE 40S MONDAY
NIGHT, AND UPPER 30S TO MID 40S TUESDAY NIGHT BEFORE A WARMING
TREND STARTS. DAYTIME TEMPERATURES WILL BE MUCH COOLER THAN WE
HAVE SEEN WITH HIGHS ON MONDAY IN THE LOW 60S IN THE NORTHERN
RANCHLANDS TO AROUND 70 IN THE LOWER VALLEY. MONDAY WILL ALSO
BRING WITH IT BREEZY NORTHERLY WINDS IN WAKE OF THE COLD FRONT.
TUESDAY WILL BE THE COOLEST DAY OF THE PERIOD WITH HIGHS ONLY IN
THE UPPER 50S TO LOW 60S. TEMPERATURES BEGIN TO WARM ON WEDNESDAY
AS ONSHORE FLOW RETURNS.
RAIN CHANCES WILL RETURN ON SUNDAY NIGHT IN ASSOCIATION WITH THE
AFOREMENTIONED FRONT. THERE IS A LOW TO MEDIUM CHANCE (30-60%) OF
RAINFALL SUNDAY NIGHT INTO MONDAY BEFORE CONDITIONS DRY OUT.
AVIATION
(00Z TAFS)
ISSUED AT 536 PM CST WED DEC 24 2025
VFR CONDITIONS CONTINUE INTO EARLY OVERNIGHT HOURS. AROUND
MIDNIGHT, A BOUT OF FOG REDUCING VISIBILITIES/CEILINGS TO LIFR
THROUGH CHRISTMAS MORNING IS EXPECTED. AS SOUTH-SOUTHEASTERLY
WINDS PICK UP MID-MORNING, CONDITIONS GRADUALLY IMPROVE FOR A
RETURN TO VFR BY CHRISTMAS AFTERNOON.
MARINE
ISSUED AT 1108 AM CST WED DEC 24 2025
GENERALLY FAVORABLE MARINE CONDITIONS WILL PREVAIL THROUGH
THIS WEEKEND, THOUGH PATCHY DENSE FOG IS POSSIBLE LATE TONIGHT INTO
CHRISTMAS MORNING ACROSS THE BAY AND NEARSHORE WATERS. HAZARDOUS
MARINE CONDITIONS WILL RETURN ON MONDAY IN WAKE A STRONG COLD
FRONT SUNDAY NIGHT. SMALL CRAFT ADVISORIES ARE LIKELY ON MONDAY
INTO TUESDAY. GUIDANCE CONTINUES TO TREND WIND SPEED UPWARDS, SO
WILL CLOSELY MONITOR FOR THE POTENTIAL FOR GALE WATCHES/WARNINGS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 67 83 68 84 / 0 10 0 0
HARLINGEN 64 83 65 86 / 0 0 0 0
MCALLEN 67 86 68 88 / 0 0 0 0
RIO GRANDE CITY 66 86 65 88 / 0 0 0 0
SOUTH PADRE ISLAND 70 76 70 77 / 0 10 0 0
BAYVIEW/PORT ISABEL 66 81 66 82 / 0 10 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...68-MCGINNIS
LONG TERM....68-MCGINNIS
AVIATION...69-HK
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