618
FXUS64 KBRO 051116 AAA
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
616 AM CDT SAT SEP 5 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 614 AM CDT SAT SEP 5 2026
- MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4) HEAT RISK IS EXPECTED
THROUGHOUT MUCH OF DEEP SOUTH TEXAS THROUGH EARLY NEXT WEEK.
- SEA BREEZE SHOWERS AND THUNDERSTORMS EAST OF I-69C ARE POSSIBLE
EACH AFTERNOON LABOR DAY WEEKEND AND CONTINUING INTO NEXT WEEK.
- LOW RISK OF RIP CURRENTS ARE AREA BEACHES.
DISCUSSION
ISSUED AT 1003 PM CDT FRI SEP 4 2026
HOT TEMPERATURES CONTINUE THROUGH THE WEEKEND WITH AFTERNOON
HIGHS REACHING INTO THE TRIPLE DIGITS FOR MOST LOCATIONS. HEAT
INDICES WILL BE BETWEEN 105 AND 110 THROUGH LABOR DAY, THOUGH
SOME LOCATIONS MAY BRIEFLY EXCEED HEAT INDICES OF 110. NEXT WEEK
TEMPERATURES WILL STILL REMAIN QUITE WARM WITH HIGHS IN THE UPPER
90S TO LOW TRIPLE DIGITS WITH HEAT INDICES GENERALLY BETWEEN 105
AND 110 DEGREES. A MAJOR (LEVEL 3 OF 4) TO EXTREME (LEVEL 4 OF 4)
HEAT RISK WILL CONTINUE IN NEXT WEEK.
RAIN CHANCES RETURN TO THE FORECAST SATURDAY THROUGH NEXT WEEK,
MAINLY ALONG US 281 AND EAST ASSOCIATED WITH THE SEABREEZE. MODELS
HAVE TRENDED SLIGHTLY HIGHER ON RAIN CHANCES SUNDAY THROUGH
WEDNESDAY, GENERALLY 20 TO 40%. THE RAIN CHANCES ALONG WITH CLOUD
COVER COULD POTENTIALLY HELP COOL THINGS OFF IN A FEW LOCATIONS AS
WELL.
WHILE THERE IS A LOW RISK OF RIP CURRENTS AT AREA BEACHES THIS
WEEKEND, LIFE THREATENING RIPS CURRENTS OFTEN OCCUR NEAR JETTIES
AND PIERS. USE CAUTION IF ENTERING THE WATER.
AVIATION
(12Z TAFS)
ISSUED AT 614 AM CDT SAT SEP 5 2026
VFR IS ANTICIPATED AT THE AERODROMES THROUGH THE NEXT 24 HOURS.
WINDS WILL BECOME BREEZY TODAY WITH STRONGER GUSTS BEFORE
DIMINISHING AROUND SUNSET. GENERALLY PARTLY CLOUDY SKIES WILL
PREVAIL WITH NON-FREE SKIES.
MARINE
ISSUED AT 1003 PM CDT FRI SEP 4 2026
GENERALLY FAVORABLE CONDITIONS WILL PREVAIL. EXPECT LIGHT TO
MODERATE SOUTHEASTERLY WINDS WITH 2 TO 3 FT SEAS AND 5 TO 6 SECOND
PERIODS. DAILY CHANCES OF SHOWERS AND THUNDERSTORMS COULD LEAD TO
LOCALLY ENHANCED WINDS AND SEAS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 98 81 97 80 / 10 0 30 0
HARLINGEN 102 77 101 76 / 10 0 40 0
MCALLEN 103 81 103 80 / 20 10 30 0
RIO GRANDE CITY 104 79 103 79 / 10 10 30 10
SOUTH PADRE ISLAND 90 82 90 82 / 10 0 20 0
BAYVIEW/PORT ISABEL 96 78 95 78 / 10 0 30 0
BRO WATCHES/WARNINGS/ADVISORIES
NONE.
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