644
FXUS64 KBRO 050317
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1017 PM CDT FRI SEP 4 2026
..NEW DISCUSSION, MARINE
KEY MESSAGES
UPDATED AT 1003 PM CDT FRI SEP 4 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
(00Z TAFS)
ISSUED AT 603 PM CDT FRI SEP 4 2026
VFR CONDITIONS WILL PREVAIL AT ALL AERODROMES THROUGH THE TAF
PERIOD. SOUTHEASTERLY WINDS WILL CONTINUE TO GUST TO AROUND 25 KTS
AND BEGIN DECREASING OVER THE NEXT FEW HOURS.
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 81 99 81 98 / 0 10 10 40
HARLINGEN 77 102 77 101 / 0 20 0 40
MCALLEN 82 104 81 103 / 0 20 10 20
RIO GRANDE CITY 80 104 80 103 / 0 10 20 10
SOUTH PADRE ISLAND 82 90 82 90 / 0 10 10 20
BAYVIEW/PORT ISABEL 79 96 79 96 / 0 10 10 30
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...68
LONG TERM....68
AVIATION...68
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