835
FXUS64 KBRO 291128 AAB
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
628 AM CDT WED JUL 29 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 619 AM CDT WED JUL 29 2026
- HOT CONDITIONS WILL PERSIST THROUGH EARLY NEXT WEEK; THURSDAY
THROUGH SUNDAY WILL BE THE HOTTEST PERIOD; SPSS TO HEAT ADVISORIES
WILL LIKELY BE NEEDED.
- HIGH TEMPERATURES GENERALLY WILL RANGE BETWEEN THE UPPER 90S TO
MID 100S WITH PEAK HEAT INDICES BETWEEN 105-115F DEGREES THROUGH
EARLY NEXT WEEK.
- WIDESPREAD MAJOR (LEVEL 3 OF 4) WITH POCKETS OF EXTREME (LEVEL 4
OF 4) HEAT RISK CAN BE EXPECTED THROUGH EARLY NEXT WEEK.
- BREEZY SOUTHEASTERLY WINDS WILL PERSIST THROUGH EARLY NEXT WEEK
WITH SPEEDS BETWEEN 15-25 MPH AND PEAK GUSTS UP TO 35 MPH.
- SMALL CRAFT EXERCISE CAUTION (SCEC) TO LOW END SMALL CRAFT
ADVISORY CONDITIONS WILL PERSIST THROUGH EARLY NEXT WEEK.
- BORDERLINE FIRE DANGER STATEMENT (RFD) CONDITIONS CAN BE EXPECTED
THROUGH NEXT WEEKEND.
DISCUSSION
ISSUED AT 938 PM CDT TUE JUL 28 2026
HOT, DRY, AND BREEZY CONDITIONS ARE EXPECTED TO CONTINUE THROUGH
EARLY NEXT WEEK. DRIVING OUR WEATHER PATTERN WILL BE A STRONG 591-
594 DAM SUB-TROPICAL HEAT RIDGE CENTERED OVER THE DESERT SOUTHWEST.
ADDITIONALLY, AN ENHANCED PRESSURE AND THERMAL GRADIENT WILL RESULT
IN BREEZY SOUTHEAST WINDS EACH DAY WITH SPEEDS GENERALLY RANGING
BETWEEN 15-25 MPH AND GUSTS UP TO 35 MPH.
SPECIAL WEATHER STATEMENTS (SPSS) TO HEAT ADVISORIES MAY BE NEEDED
EACH DAY GOING FORWARD (ESPECIALLY THURSDAY THROUGH SUNDAY) AS
DAYTIME HIGH TEMPERATURES WILL RANGE BETWEEN THE UPPER 90S TO MID
100S WITH PEAK HEAT INDICES RANGING GENERALLY BETWEEN 105-115F
DEGREES.
HEAT RISK CONCERNS WILL CONTINUE THROUGH NEXT WEEKEND. WIDESPREAD
MAJOR (LEVEL 3 OF 4) HEAT RISK CAN BE EXPECTED OVER DEEP SOUTH TEXAS
WITH POCKETS OF EXTREME (LEVEL 4 OF 4) HEAT RISK ALONG THE RIO
GRANDE VALLEY AND COASTAL AREAS.
AVIATION
(12Z TAFS)
ISSUED AT 619 AM CDT WED JUL 29 2026
LIGHT SOUTHEAST WINDS WITH A FEW PASSING LOW CLOUDS PREVAIL
ACROSS DEEP SOUTH TEXAS EARLY THIS MORNING. SOUTHEAST WINDS WILL
INCREASE TO 15 TO 20 KTS MID TO LATE MORNING WITH SOME GUSTS
AROUND 25 KTS IN THE AFTERNOON. WINDS ARE EXPECTED TO SLOWLY
DECREASE LATER THIS EVENING. SURFACE OBSERVATIONS INDICATE A FEW
AREAS OF MVFR CEILINGS ACROSS THE MID TO UPPER VALLEY. A BRIEF
PERIOD OF MVFR CEILINGS COULD IMPACT MFE THROUGH AROUND 14Z.
OTHERWISE, VFR CONDITIONS ARE FORECAST TO CONTINUE FOR THE NEXT 24
HOURS.
MARINE
ISSUED AT 938 PM CDT TUE JUL 28 2026
GENERALLY FAVORABLE MARINE CONDITIONS WILL PERSIST THROUGH THE
FORECAST PERIOD WITH MAINLY MODERATE WINDS AND LOW TO MODERATE SEAS.
SMALL CRAFT EXERCISE CAUTION (SCEC) CONDITIONS WILL LIKELY BE NEEDED
EACH DAY OVER THE LAGUNA MADRE DUE TO PERSISTENT BREEZY SOUTHEASTERLY
WINDS FROM AND ENHANCED PRESSURE GRADIENT. THERE COULD BE PERIODS
WHERE WINDS REACH LOW END SMALL CRAFT ADVISORY.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 97 81 97 80 / 0 0 0 0
HARLINGEN 100 78 101 77 / 0 0 0 0
MCALLEN 103 81 104 80 / 0 0 0 0
RIO GRANDE CITY 104 79 105 78 / 0 0 0 0
SOUTH PADRE ISLAND 89 81 89 81 / 0 0 0 0
BAYVIEW/PORT ISABEL 96 80 96 78 / 0 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...23-EVBUOMA
LONG TERM....23-EVBUOMA
AVIATION...63-KC
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