308
FXUS64 KBRO 281118 AAA
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
618 AM CDT THU MAY 28 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 617 AM CDT THU MAY 28 2026
* WARM AND DRY CONDITIONS WILL PREVAIL INTO THE WEEKEND.
* RAIN CHANCES RETURN EARLY TO MID NEXT WEEK.
DISCUSSION
ISSUED AT 1039 PM CDT WED MAY 27 2026
RIDGING BUILDING OVERHEAD WILL SUPPORT A MOSTLY DRY PATTERN INTO
THIS WEEKEND. TEMPERATURES WILL HANG BELOW AVERAGE FOR LATE MAY WITH
HIGHS SLOWLY CLIMBING TO THE MID 90S, WITH HEAT INDICES IN THE UPPER
90S (RIO GRANDE PLAINS, RANCHLANDS WEST OF I69C) TO MID 100S (RGV).
MINOR HEAT RISK WILL BUILD TO MODERATE INTO THE WEEKEND, WITH
POCKETS OF MAJOR IN THE RGV. BE SURE TO PRACTICE HEAT SAFETY THIS
WEEKEND, AS RISK OF HEAT RELATED ILLNESS WILL BE ELEVATED.
RAIN CHANCES ARE MOSTLY LOW (10% OR LESS) THROUGH THE REST OF THE
WEEK INTO THE WEEKEND. SHOWERS ALONG THE SEABREEZE THURSDAY ARE
POSSIBLE. RAIN CHANCES LOOK TO INCREASE AGAIN EARLY TO MID NEXT WEEK.
AVIATION
(12Z TAFS)
ISSUED AT 617 AM CDT THU MAY 28 2026
MVFR TO VFR WILL CONTINUE TO BE THE RULE AT THE AERODROMES THROUGH
THE NEXT 24 HOURS. LIGHT TO MODERATE WINDS WILL PREVAIL WITH CLEAR
TO PARTLY CLOUDY SKIES.
MARINE
ISSUED AT 1039 PM CDT WED MAY 27 2026
SOUTHERLY TO ONSHORE GENTLE TO MODERATE FLOW WITH SLIGHT SEAS WILL
PREVAIL THROUGH THE PERIOD. RAIN CHANCES REMAIN LOW (LESS THAN 10%)
THROUGH THE WEEKEND, INCREASING AGAIN EARLY TO MID NEXT WEEK.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 91 77 92 78 / 10 0 0 0
HARLINGEN 90 73 92 74 / 10 0 0 0
MCALLEN 93 76 95 77 / 10 0 0 0
RIO GRANDE CITY 93 75 95 76 / 0 0 0 0
SOUTH PADRE ISLAND 85 79 85 81 / 10 0 0 0
BAYVIEW/PORT ISABEL 88 76 89 77 / 10 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
NONE.
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