013
FXUS64 KBRO 060535 AAA
AFDBRO
AREA FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1235 AM CDT SAT JUN 6 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 1233 AM CDT SAT JUN 6 2026
* RAIN-FREE WEATHER CONDITIONS ARE EXPECTED TO PREVAIL THROUGH NEXT
WEEK; AN OUTSIDE CHANCE (20%) FOR AN ISOLATED SHOWER OR
THUNDERSTORM IS POSSIBLE SUNDAY AND MONDAY.
* SEASONABLE TEMPERATURES ON PERSISTENT EAST-SOUTHEAST WINDS WILL
PREVAIL THROUGH NEXT WEEK; HEAT RISK COULD BEGIN INCREASING OVER
THE WEEKEND BECOMING MORE WIDESPREAD NEXT WEEK.
* MODERATE (LEVEL 2 OF 5) HEAT RISK IS EXPECTED OVER THE WEEKEND
PERSISTING THROUGH NEXT WEEK; ISOLATED POCKETS OF MAJOR (LEVEL 3
OF 4) HEAT RISK IS POSSIBLE MID TO LATE NEXT WEEK; PEAK HEAT
INDICES WILL RANGE BETWEEN 100-110F DEGREES.
DISCUSSION
ISSUED AT 942 PM CDT FRI JUN 5 2026
COURTESY OF A STRENGTHENING 588-591 DAM HEAT RIDGE, DRIER TRENDS
(COMPARED TO THE PAST SEVERAL DAYS) FEATURING MAINLY RAIN-FREE
WEATHER IS EXPECTED TO PREVAIL THROUGH NEXT WEEK. THERE COULD BE A
ROGUE SHOWER OR THUNDERSTORM ON SUNDAY OR MONDAY.
NORMAL TO SLIGHTLY WARMER THAN NORMAL TEMPERATURES CAN BE EXPECTED
THROUGH NEXT WEEK. HIGH TEMPERATURES ARE EXPECTED TO RUN BETWEEN THE
LOWER-MID 90S NEAR THE COAST TO THE MID TO UPPER 90S WEST.
MEANWHILE, OVERNIGHT LOWS ARE EXPECTED TO BE MAINLY IN THE 70S (80S
ACROSS MUCH OF CAMERON COUNTY) THROUGH NEXT WEEK.
HEAT RISK IS EXPECTED TO INCREASE THIS WEEKEND BECOMING
WIDESPREAD SUNDAY THROUGH NEXT WEEK IN CONJUNCTION WITH THE
STRENGTHENING HEAT RIDGE. CURRENTLY, WE HAVE MODERATE (LEVEL 2 OF
5) HEAT RISK DEVELOPING OVER MUCH, IF NOT ALL, OF DEEP SOUTH TEXAS
ON SATURDAY AND PERSISTING THROUGH NEXT SATURDAY. ISOLATED
POCKETS OF MAJOR (LEVEL 3 OF 4) HEAT RISK IS POSSIBLE IN THE
HIGHLY POPULATED URBAN AREAS OF BROWNSVILLE AND HARLINGEN
WEDNESDAY THROUGH NEXT SATURDAY. HEAT INDICES ARE PROGGED TO RANGE
BETWEEN 100-110F DEGREES THIS WEEKEND THROUGH LATE NEXT WEEK.
AVIATION
(06Z TAFS)
ISSUED AT 1233 AM CDT SAT JUN 6 2026
VFR CONDITIONS ARE EXPECTED TO GENERALLY PREVAIL THROUGH THE TAF
PERIOD. DUE TO THE HEAVY RAINFALL FRIDAY AFTERNOON, THERE IS A LOW
CHANCE OF FOG NEAR DAYBREAK THIS MORNING, NEAR HRL ESPECIALLY. AN
ISOLATED SHOWER THIS MORNING OR BRIEF THUNDERSTORM THIS AFTERNOON
CANNOT BE RULED OUT ALONG THE SEA BREEZE, WITH LOW CONFIDENCE IN
ANY DIRECT IMPACTS AT RGV AERODROMES.
MARINE
ISSUED AT 942 PM CDT FRI JUN 5 2026
FAVORABLE MARINE CONDITIONS WITH LIGHT TO MODERATE WINDS AND SEAS
ARE EXPECTED TO PERSIST THROUGH MUCH OF THE FORECAST PERIOD. THE
ONLY EXCEPTION WILL BE SUNDAY THROUGH MONDAY AS SLIGHTLY STRONGER
WINDS COULD RESULT IN ADVERSE MARINE CONDITIONS SUCH AS SMALL CRAFT
EXERCISE CAUTION (SCEC) CONDITIONS.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 81 90 81 92 / 10 20 40 0
HARLINGEN 78 90 78 92 / 0 20 20 10
MCALLEN 80 92 80 94 / 0 10 10 20
RIO GRANDE CITY 77 94 78 95 / 0 0 10 20
SOUTH PADRE ISLAND 83 86 83 87 / 20 20 30 0
BAYVIEW/PORT ISABEL 80 89 81 90 / 10 20 30 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...23-EVBUOMA
LONG TERM....23-EVBUOMA
AVIATION...56-HALLMAN
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