716
FXUS64 KBRO 220230
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
930 PM CDT TUE APR 21 2026
..NEW DISCUSSION, MARINE
KEY MESSAGES
UPDATED AT 929 PM CDT TUE APR 21 2026
KEY MESSAGES:
* RAIN-FREE CONDITIONS WITH WARMING TEMPERATURES EXPECTED THROUGH
THE MIDDLE PARTS OF NEXT WEEK.
* HEAT BEGINS BUILDING AS EARLY AS NEXT WEEKEND.
DISCUSSION
ISSUED AT 929 PM CDT TUE APR 21 2026
IN THE WAKE OF THE COASTAL LOW/TROUGH THAT YIELDED BENEFICIAL
RAINFALL ACROSS DEEP SOUTH TEXAS AND THE RIO GRANDE VALLEY OVER THE
PAST FEW DAYS, A BENIGN WEATHER PATTERN HAS RETURNED TO THE REGION.
RAIN-FREE CONDITIONS ARE EXPECTED TO PREVAIL THROUGH THE MIDDLE
PARTS OF NEXT WEEK.
DURING THIS TIME, THE REGION WILL EXPERIENCE A WARMING TREND IN
TEMPERATURES. BY NEXT WEEKEND THROUGH THE EARLY PARTS OF NEXT WEEK,
HOT (WELL ABOVE AVERAGE) TEMPERATURES WILL OCCUR OVER DEEP SOUTH
TEXAS, COURTESY OF A BUILDING 588-591 DAM HEAT RIDGE CENTERED OVER
CENTRAL MEXICO.
WEDNESDAY THROUGH FRIDAY, HIGH TEMPERATURES ARE PROGGED TO BE IN THE
UPPER 80S NEAR THE COAST TO THE MID 90S WEST OF IH-69C. SATURDAY
THROUGH WEDNESDAY OF NEXT WEEK, HIGH TEMPERATURES ARE PROGGED TO
BE IN THE LOW TO MID 90S NEAR THE COAST TO THE UPPER 90S TO LOWER
100S WEST OF IH-69E. OVERNIGHT LOW TEMPERATURES ARE MAINLY
EXPECTED TO BE IN THE LOWER TO MID 70S ACROSS DEEP SOUTH TEXAS
THROUGH THE MIDDLE PARTS OF NEXT WEEK.
AVIATION
(00Z TAFS)
ISSUED AT 611 PM CDT TUE APR 21 2026
THROUGH 00Z THURSDAY....FLYING CONDITIONS WILL MAINLY BE IN THE VFR-
MVFR RANGE THROUGH THE 00Z TAF CYCLE.
WINDS WILL BE OUT OF THE SOUTHEAST WITH SPEEDS BETWEEN 5-15 KTS
THROUGH THE 00Z TAF PERIOD. WINDS COULD OCCASIONALLY GUSTS UP TO
20 KTS OR SO THIS EVENING FOR A COUPLE OF HOURS AND AGAIN DURING
THE DAY ON WEDNESDAY.
MARINE
ISSUED AT 929 PM CDT TUE APR 21 2026
GENERALLY FAVORABLE MARINE CONDITIONS WILL BE IN PLACE THROUGH THE
MIDDLE PARTS OF NEXT WEEK WITH LIGHT TO MODERATE WINDS AND MODERATE
SEAS WITH WAVE HEIGHTS BETWEEN 3-5 FEET.
PRELIMINARY POINT TEMPS/POPS
BROWNSVILLE 71 85 72 87 / 10 10 0 0
HARLINGEN 68 87 68 89 / 10 10 0 0
MCALLEN 72 90 72 92 / 10 10 0 0
RIO GRANDE CITY 70 90 70 93 / 10 0 0 0
SOUTH PADRE ISLAND 73 79 73 80 / 10 10 0 0
BAYVIEW/PORT ISABEL 70 84 70 85 / 10 10 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...23-EVBUOMA
LONG TERM....23-EVBUOMA
AVIATION...23-EVBUOMA
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