274
FXUS64 KBRO 131001
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
501 AM CDT MON JUL 13 2026
..NEW AVIATION
KEY MESSAGES
UPDATED AT 501 AM CDT MON JUL 13 2026
- HOT WITH GENERALLY RAIN-FREE CONDITIONS THROUGH NEXT WEEKEND.
HOWEVER, THERE IS A LOW (10-20%) RAIN CHANCE ACROSS THE
RANCHLANDS ON MONDAY AND AGAIN ACROSS THE RANCHLANDS AND NEAR
THE COAST MIDWEEK.
- HIGHS IN THE MID TO UPPER 90S ALONG WITH AFTERNOON HEAT INDICES
OF 100-110 DEGREES WILL MAINTAIN MOSTLY MODERATE HEAT RISKS
(LEVEL 2 OF 4) THROUGH THE WEEK.
- THERE IS A MEDIUM RISK OF LIFE-THREATENING RIP CURRENTS THROUGH
AT LEAST TUESDAY.
DISCUSSION
ISSUED AT 1037 PM CDT SUN JUL 12 2026
GENERALLY RAIN-FREE AND HOT CONDITIONS ARE FORECAST THROUGH LATE
WEEK INTO THE WEEKEND. HOWEVER, THERE IS A LOW (10-20%) RAIN CHANCES
EXPECTED ACROSS THE NORTHERN RANCHLANDS ON MONDAY WITH THE
SEABREEZE. THE PRIMARY THREAT FROM ANY STRONGER THUNDERSTORM WILL BE
HEAVY RAINFALL, GUSTY WINDS, AND LIGHTNING. THERE IS A LOW (10-20%)
RAIN CHANCES EXPECTED AGAIN ACROSS THE NORTHERN RANCHLANDS AND NEAR
THE COAST AS A MID-LEVEL DISTURBANCE MOVES OVER SOUTH TEXAS. THE
COMBINATION OF HIGH MOISTURE CONTENT, WEAKNESS ALOFT AND DAYTIME
WILL SUPPORT MAINLY DAYTIME SHOWERS AND THUNDERSTORMS ON WEDNESDAY.
SOME CONVECTION WILL BE POSSIBLE ACROSS THE COASTAL WATERS TUESDAY
AND WEDNESDAY NIGHT AS WELL. RAIN-FREE CONDITIONS RETURN THURSDAY
INTO THE WEEKEND AS SUBSIDENCE INCREASES.
NEAR NORMAL TEMPERATURES ARE EXPECTED THROUGH THE PERIOD WITH HIGHS
IN THE MID TO UPPER 90S AND LOWS IN THE MID 70S TO AROUND 80
DEGREES. ELEVATED DEWPOINTS AND HOT TEMPERATURES WILL LEAD TO HEAT
INDEX VALUES BETWEEN 100-110 DEGREES EACH AFTERNOON. THIS WILL
MAINTAIN MAINLY A MODERATE HEAT RISK (LEVEL 2 OF 4) EACH DAY.
A MODERATE RISK OF RIP CURRENTS WILL CONTINUE ALONG THE LOWER TEXAS
BEACHES THROUGH AT LEAST MID WEEK.
AVIATION
(12Z TAFS)
ISSUED AT 501 AM CDT MON JUL 13 2026
THROUGH 12Z TUESDAY....VFR CONDITIONS WILL PREVAIL THROUGH THE 12Z
TAF PERIOD, THOUGH THERE COULD BE A FEW MVFR CLOUDS AROUND AT TIMES,
ESPECIALLY AT NIGHT.
WINDS WILL CONTINUE OUT OF THE SOUTHEAST 5-15 KTS THROUGH THE TAF
PERIOD. WINDS COULD GUSTS AS HIGH AS 20-25 KTS DURING THE AFTERNOON
HOURS.
MARINE
ISSUED AT 1037 PM CDT SUN JUL 12 2026
FAVORABLE CONDITIONS WILL PREVAIL ALONG THE LOWER TEXAS COAST
THROUGH LATE WEEK. MODERATE SOUTHEAST WINDS AND LOW TO MODERATE SEAS
ARE EXPECTED THROUGH THE PERIOD. HOWEVER, CAN NOT RULE OUT A BRIEF
PERIOD OF SMALL CRAFT EXERCISE CAUTION CONDITIONS IN THE AFTERNOON.
THERE IS A LOW RAIN CHANCE (10-20%) TUESDAY NIGHT INTO WEDNESDAY.
WINDS AND SEAS WILL BE POSSIBLE WITH ANY SHOWERS AND THUNDERSTORMS
THAT DEVELOP.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 94 80 94 81 / 10 0 0 0
HARLINGEN 95 77 95 78 / 10 0 0 0
MCALLEN 98 79 99 81 / 10 0 0 0
RIO GRANDE CITY 99 77 99 79 / 10 10 0 0
SOUTH PADRE ISLAND 88 81 88 82 / 10 0 0 0
BAYVIEW/PORT ISABEL 92 79 92 79 / 10 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...63
LONG TERM....63
AVIATION...23-EVBUOMA
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page