192
FXUS64 KBRO 221730
AFDBRO
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1230 PM CDT WED APR 22 2026
..NEW AVIATION
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
(18Z TAFS)
ISSUED AT 1224 PM CDT WED APR 22 2026
PRIMARILY VFR CONDITIONS CONTINUE INTO THIS EVENING. AMPLE LOW
LEVEL MOISTURE IS BRINGING CLOUD COVER, WHICH MAY BRIEFLY DROP
SITES TO MVFR THROUGH THE AFTERNOON, AND AN ISOLATED LIGHT SHOWER
CANNOT BE RULED OUT. GUSTY SOUTHEASTERLY WINDS TO AROUND 20 KTS
WILL PICK UP THIS AFTERNOON AND DIMINISH OVERNIGHT. OVERNIGHT, LOW
CLOUDS WILL BUILD AND RETURN MVFR CONDITIONS LASTING INTO THE
MORNING. LOW CONFIDENCE FOR FOG TOMORROW MORNING AROUND SUNRISE,
NOT INDICATED IN THIS CYCLE.
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 72 87 74 88 / 0 0 0 0
HARLINGEN 69 89 71 91 / 0 0 0 0
MCALLEN 73 92 75 95 / 0 0 0 0
RIO GRANDE CITY 72 94 73 96 / 0 0 0 0
SOUTH PADRE ISLAND 73 80 74 81 / 0 0 0 0
BAYVIEW/PORT ISABEL 71 85 72 87 / 0 0 0 0
BRO WATCHES/WARNINGS/ADVISORIES
TX...NONE.
GM...NONE.
SHORT TERM...23
LONG TERM....23
AVIATION...69-HK
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