152
FXUS64 KBRO 040348
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1048 PM CDT MON AUG 3 2026
..NEW DISCUSSION, MARINE
KEY MESSAGES
UPDATED AT 1012 PM CDT MON AUG 3 2026
- HEAT INDICES BETWEEN 105-110F, AND LOCALLY HIGHER, ARE EXPECTED
EACH DAY. HEAT ADVISORIES MAY BE NEEDED.
- MODERATE (LEVEL 2 OUT OF 4) TO MAJOR (LEVEL 3 OUT OF 4) HEAT
RISK WILL CONTINUE INTO NEXT WEEK.
- THERE IS A LOW (10 TO 20 PERCENT) CHANCE OF ISOLATED SHOWERS
AND THUNDERSTORMS ALONG THE SEA BREEZE EACH AFTERNOON,
ESPECIALLY LATE WEEK THROUGH THE WEEKEND.
DISCUSSION
ISSUED AT 1012 PM CDT MON AUG 3 2026
THE PERSISTENT RIDGE OF HIGH PRESSURE ACROSS THE DESERT SW
STRENGTHENS THROUGH THE WEEK, ALLOWING WEAKER PRESSURE TO
GRADUALLY BUILD ALONG THE COAST LATE WEEK THROUGH THE WEEKEND,
INCREASING HUMIDITY. THIS WILL MAINTAIN ABOVE NORMAL TEMPERATURES
ACROSS DEEP SOUTH TEXAS THROUGH THE FORECAST PERIOD WITH A LOW
(LESS THAN 10 TO 20 PERCENT) CHANCE OF SHOWERS OR THUNDERSTORMS
ALONG THE SEA BREEZE EACH AFTERNOON THURSDAY THROUGH NEXT MONDAY.
THE HIGHEST HEAT INDICES ARE EXPECTED TO OCCUR BEHIND THE SEA
BREEZE EACH AFTERNOON AS IT INCREASES HUMIDITY FROM EAST TO WEST,
NEARING OR BRIEFLY TOPPING 110 DEGREES, POTENTIALLY JUST REACHING
OR FALLING SHY OF HEAT ADVISORY CRITERIA. THERE IS A MODERATE
(LEVEL 2 OF 4) TO MAJOR (LEVEL 3 OF 4) HEAT RISK EACH AFTERNOON
WITH LITTLE TO NO RELIEF EACH NIGHT.
AVIATION
(00Z TAFS)
ISSUED AT 616 PM CDT MON AUG 3 2026
VFR CONDITIONS ARE EXPECTED TO PREVAIL THROUGH THE TAF PERIOD WITH
A SOUTHEASTERLY BREEZE DIMINISHING THIS EVENING AND RETURNING BY
MID-MORNING TUESDAY.
MARINE
ISSUED AT 1012 PM CDT MON AUG 3 2026
LIGHT TO MODERATE SOUTHEASTERLY WINDS CONTINUE GENERALLY FAVORABLE
MARINE CONDITIONS ALONG THE LOWER TEXAS COAST WITH SEAS OF 3 FEET
OR LESS. PERIODIC SMALL CRAFT CAUTION CONDITIONS ARE EXPECTED
ALONG THE BAY EACH AFTERNOON DUE TO SOUTHEASTERLY WIND GUSTS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 81 97 81 96 / 0 0 0 0
HARLINGEN 77 100 78 99 / 0 0 0 0
MCALLEN 81 101 81 101 / 0 0 0 0
RIO GRANDE CITY 78 102 78 101 / 0 0 0 0
SOUTH PADRE ISLAND 81 89 81 88 / 0 0 0 0
BAYVIEW/PORT ISABEL 79 96 79 95 / 0 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...56-HALLMAN
LONG TERM....56-HALLMAN
AVIATION...56-HALLMAN
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