680
FXUS64 KBRO 102254
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
554 PM CDT THU SEP 10 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 554 PM CDT THU SEP 10 2026
- MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4) HEAT RISK IS
EXPECTED THROUGHOUT MUCH OF DEEP SOUTH TEXAS THROUGH NEXT WEEK.
- MOSTLY DRY CONDITIONS WILL PREVAIL THROUGH FRIDAY WITH LOW RAIN
CHANCES RETURNING FOR SATURDAY AND LINGERING THROUGH NEXT WEEK.
- LOW RISK OF RIP CURRENTS ARE AREA BEACHES.
DISCUSSION
ISSUED AT 1205 PM CDT THU SEP 10 2026
HOT TEMPERATURES REMAIN THE MAINSTAY THROUGH THE FORECAST PERIOD.
DAILY MAX TEMPERATURES WILL REACH THE TRIPLE DIGITS FOR MOST
LOCATIONS AWAY FROM THE COAST. HEAT INDICES WILL BE BETWEEN 105
AND 110 DEGREES EACH DAY. MAY NEED A HEAT ADVISORY FOR PORTIONS OF
THE REGION ON FRIDAY AND SATURDAY, BUT WILL DEFER TO LATER SHIFT
FOR FINAL DETERMINATION. OTHERWISE, SHOULD STAY JUST SHY OF
ADVISORY CONDITIONS FOR THE REMAINDER OF THE FORECAST WITH SPSS
NEEDED. MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4) HEAT RISK
IS EXPECTED THROUGHOUT MUCH OF DEEP SOUTH TEXAS THROUGH NEXT WEEK.
WILL REMAIN GENERALLY RAIN FREE THROUGH THE PERIOD FOR MOST
LOCATIONS, THOUGH CAN NOT RULE OUT SOME ISOLATED SEA BREEZE ACTIVITY
OVER THE NEXT FEW DAYS. AS WE HEAD INTO LATE WEEKEND, WE HAVE A BIT
BETTER CHANCE OF SEA BREEZE ACTIVITY EACH AFTERNOON MAINLY SUNDAY
AFTERNOON AND AGAIN MIDWEEK.
WHILE THERE IS A LOW RISK OF RIP CURRENTS AT AREA BEACHES, LIFE
THREATENING RIPS CURRENTS OFTEN OCCUR NEAR JETTIES AND PIERS. USE
CAUTION IF ENTERING THE WATER.
AVIATION
(00Z TAFS)
ISSUED AT 554 PM CDT THU SEP 10 2026
THROUGH 00Z SATURDAY....VFR CONDITIONS ARE EXPECTED TO PREVAIL
THROUGH THE 00Z TAF CYCLE UNDER CLEAR TO MOSTLY CLEAR SKIES.
SOUTHEAST WINDS 10-15 KTS WITH GUSTS AS HIGH AS 20-25 KTS OR SO WILL
PREVAIL THROUGH THE FORECAST PERIOD.
MARINE
ISSUED AT 1205 PM CDT THU SEP 10 2026
WHILE GENERALLY FAVORABLE CONDITIONS WILL PREVAIL, COULD SEE SOME
SMALL CRAFT CAUTION CONDITIONS, MAINLY ON THE LAGUNA MADRE, EACH
AFTERNOON. OTHERWISE, EXPECT LIGHT TO MODERATE SOUTHEASTERLY WINDS
WITH SEAS AROUND 2-4 FT AND 4-6 SECOND PERIODS. ANY SHOWERS OR
THUNDERSTORMS THAT DEVELOP COULD LEAD TO LOCALLY ENHANCED WINDS
AND SEAS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 82 99 82 98 / 0 0 0 10
HARLINGEN 78 103 78 102 / 0 0 0 0
MCALLEN 81 105 82 104 / 10 0 0 0
RIO GRANDE CITY 80 106 80 106 / 0 0 0 0
SOUTH PADRE ISLAND 83 90 83 90 / 0 0 0 0
BAYVIEW/PORT ISABEL 79 97 80 97 / 0 0 0 10
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...68
LONG TERM....68
AVIATION...23-EVBUOMA
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