429
FXUS64 KBRO 011105 AAA
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
605 AM CDT SAT AUG 1 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 605 AM CDT SAT AUG 1 2026
- HOT CONDITIONS WILL PERSIST THROUGH NEXT WEEK; SATURDAY THROUGH MONDAY
WILL BE THE HOTTEST PERIOD; SPSS TO HEAT ADVISORIES WILL LIKELY
BE NEEDED.
- HIGH TEMPERATURES WILL GENERALLY RANGE BETWEEN THE UPPER 90S TO MID
100S WITH PEAK HEAT INDICES BETWEEN 105-115F DEGREES THROUGH
NEXT WEEK.
- WIDESPREAD MODERATE (LEVEL 2 OF 4) TO MAJOR (LEVEL 3 OF 4) HEAT
RISK WITH POCKETS OF EXTREME (LEVEL 4 OF 4) HEAT RISK CAN BE
EXPECTED THROUGH NEXT WEEK.
- BREEZY SOUTHEASTERLY WINDS WILL PERSIST NEARLY EACH DAY THROUGH NEXT
WEEK WITH SPEEDS GENERALLY BETWEEN 10-25 MPH AND PEAK GUSTS UP
TO 35 MPH.
- MOSTLY SMALL CRAFT EXERCISE CAUTION (SCEC) CONDITIONS OVER THE
LAGUNA MADRE WILL PERSIST NEARLY EACH DAY THROUGH NEXT WEEK.
- BORDERLINE FIRE DANGER STATEMENT (RFD) CONDITIONS CAN BE
EXPECTED AT TIMES THROUGH NEXT WEEK.
DISCUSSION
ISSUED AT 1028 PM CDT FRI JUL 31 2026
HOT, DRY, AND BREEZY CONDITIONS ARE EXPECTED TO CONTINUE THROUGH THE
MIDDLE PARTS OF 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 NEARLY 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 THE MIDDLE PARTS OF NEXT
WEEK. WIDESPREAD MAJOR (LEVEL 3 OF 4) HEAT RISK WITH POCKETS OF
EXTREME (LEVEL 4 OF 4) HEAT RISK CAN BE EXPECTED.
AVIATION
(12Z TAFS)
ISSUED AT 605 AM CDT SAT AUG 1 2026
FAVORABLE AVIATION CONDITIONS ARE EXPECTED THROUGH THE NEXT 24
HOURS WITH LIMITED CLOUD COVER AND RAIN-FREE SKIES. WINDS WILL BE
LIGHT AT NIGHT BUT BREEZY DURING THE DAYTIME WITH STRONGER GUSTS.
MARINE
ISSUED AT 1028 PM CDT FRI JUL 31 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 PERSISTENTLY BREEZY SOUTHEAST
WINDS FROM AN ENHANCED PRESSURE GRADIENT. THERE COULD BE BRIEF
PERIODS WHERE WINDS REACH LOW END SMALL CRAFT ADVISORY.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 98 81 100 80 / 0 0 10 0
HARLINGEN 103 78 103 77 / 0 0 10 0
MCALLEN 106 81 106 80 / 0 0 10 0
RIO GRANDE CITY 105 79 104 79 / 0 0 10 10
SOUTH PADRE ISLAND 89 81 90 80 / 0 0 0 0
BAYVIEW/PORT ISABEL 98 79 98 78 / 0 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...HEAT ADVISORY FROM 1 PM THIS AFTERNOON TO 6 PM CDT THIS EVENING
FOR TXZ251.
GM...NONE.
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