322
FXUS64 KBRO 040355
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1055 PM CDT FRI OCT 3 2025
..NEW DISCUSSION, MARINE, CLIMATE
KEY MESSAGES
UPDATED AT 1045 PM CDT FRI OCT 3 2025
- LIFE-THREATENING RIP CURRENTS ARE EXPECTED AT LOCAL BEACHES
THIS WEEKEND.
- RECORD HIGH TEMPERATURES ARE FORECAST FOR MFE ON MONDAY.
- ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED
EACH DAY, INCREASING IN COVERAGE MID TO LATE NEXT WEEK.
DISCUSSION
ISSUED AT 1045 PM CDT FRI OCT 3 2025
WEAK MID-LEVEL LOW PRESSURE GRADUALLY MEANDERS SOUTHWESTWARD
ACROSS THE GULF THIS WEEKEND INTO LATE NEXT WEEK AS THE NEXT 500MB
RIDGE BUILDS ACROSS TEXAS. ISOLATED SHOWERS AND THUNDERSTORMS ARE
EXPECTED TO DEVELOP OFFSHORE TOWARDS THE COAST EACH NIGHT AND
INLAND WITH THE SEA BREEZE EACH AFTERNOON THROUGH MONDAY. HIGHER
RAIN CHANCES ARRIVE WITH BETTER MOISTURE AND THE APPROACH OF LOWER
PRESSURE INTO THE SOUTHWESTERN GULF TUESDAY THROUGH FRIDAY, STILL
MAINLY OFFSHORE TO THE COAST INTO THE MORNING AND INLAND WITH THE
SEA BREEZE EACH AFTERNOON, REACHING THE BRUSH COUNTRY EACH
EVENING.
SEASONAL TEMPERATURES ARE GENERALLY EXPECTED THROUGH THE PERIOD,
WARMING A COUPLE OF DEGREES ABOVE NORMAL SUNDAY INTO TUESDAY, EVEN
POTENTIALLY MAKING A RUN AT RECORD HIGHS ON MONDAY. WITH THE
INCREASED HUMIDITY, HEAT RISK VARIES FROM MINOR (LEVEL 1 OF 4) TO
MODERATE (LEVEL 2 OF 4), MAINLY ACROSS THE RGV.
LIFE-THREATENING RIP CURRENTS ARE EXPECTED ALONG THE LOWER TEXAS
COAST THIS WEEKEND, WITH AN INCREASING SWELL AND PERIOD ALONG THE
WESTERN GULF. LONG PERIOD SWELL CONTINUES INTO EARLY NEXT WEEK
LEADING INTO THE NEXT FULL MOON AND HIGHER ASTRONOMICAL TIDES,
WHICH COULD NARROW BEACHES NEAR HIGH TIDE CYCLES.
AVIATION
(00Z TAFS)
ISSUED AT 621 PM CDT FRI OCT 3 2025
VFR CONDITIONS ARE GENERALLY EXPECTED TO PREVAIL THROUGH THE TAF
PERIOD, WITH A NE BREEZE SATURDAY AFTERNOON. SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS ARE EXPECTED ALONG THE COAST EARLY SATURDAY
AND INLAND ALONG THE SEA BREEZE THROUGH THE AFTERNOON.
MARINE
ISSUED AT 1045 PM CDT FRI OCT 3 2025
A LONG PERIOD SWELL HAS REACHED THE OFFSHORE WATERS AND EXPECTED
TO CREATE CHOPPY CONDITIONS INTO EARLY NEXT WEEK ACROSS COASTAL
AND OFFSHORE WATERS WITH GENERALLY LOW TO MODERATE SEAS. THE
CHANCE OF SHOWERS AND THUNDERSTORMS PERSISTS THROUGH THE FORECAST
PERIOD, ESPECIALLY OFFSHORE, AS WEAK MID-LEVEL LOW PRESSURE SLOWLY
WORKS INTO THE SOUTHWESTERN GULF. WATERSPOUTS MAY BE POSSIBLE NEAR
ANY SHOWERS OR THUNDERSTORMS THIS WEEKEND AND NEXT WEEK,
ESPECIALLY OFFSHORE.
CLIMATE
ISSUED AT 1045 PM CDT FRI OCT 3 2025
RECORD HIGH TEMPERATURES MAY BE APPROACHED MONDAY AFTERNOON WHERE
SUNSHINE AND PEAK HEATING CAN RUN UNABATED TO ANY ISOLATED SEA
BREEZE CONVECTION, ESPECIALLY FURTHER INTO THE VALLEY AT MFE. THE
CURRENT RECORD HIGH TEMPERATURE FOR MFE ON OCTOBER 6 IS 99 DEGREES
FROM 2016, WHICH IS ALSO THE CURRENT FORECAST. THERE IS A
THINNING 2 DEGREE SPREAD FOR BRO ON MONDAY, WITH FORECAST HIGHS OF
94 AND A 125 YEAR RECORD OF 96 LOOMING FROM 1900. HRL WILL ALSO
BE IN THE MIX MONDAY WITH A RECENT RECORD OF 96 FROM 2016 AND A
CURRENT FORECAST OF 94 DEGREES.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 91 75 89 75 / 20 20 30 10
HARLINGEN 92 71 91 70 / 20 10 30 10
MCALLEN 96 73 94 74 / 10 10 20 10
RIO GRANDE CITY 96 70 95 70 / 10 10 10 0
SOUTH PADRE ISLAND 87 79 86 79 / 30 20 30 20
BAYVIEW/PORT ISABEL 89 74 87 73 / 20 20 30 20
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...56-HALLMAN
LONG TERM....56-HALLMAN
AVIATION...56-HALLMAN
CLIMATE...56-HALLMAN
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