424
FZUS54 KBRO 290802
CWFBRO
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
302 AM CDT MON JUN 29 2026
LOWER TEXAS COASTAL WATERS FROM BAFFIN BAY TO THE MOUTH OF THE
RIO GRANDE OUT 60 NM.
SEAS ARE PROVIDED AS A RANGE OF THE AVERAGE HEIGHT OF THE HIGHEST
1/3 OF THE WAVES, ALONG WITH THE OCCASIONAL HEIGHT OF THE AVERAGE
HIGHEST 10 PERCENT OF THE WAVES.
GMZ100-292115-
302 AM CDT MON JUN 29 2026
SYNOPSIS
A TIGHTENED PRESSURE GRADIENT RESULTS IN FRESH TO
STRONG SOUTHEASTERLY WINDS AND MODERATE SEAS INTO EARLY MONDAY
MORNING, IMPROVING TO MAINLY MODERATE SOUTHEASTERLY WINDS BY
MONDAY NIGHT OR TUESDAY MORNING AS THE GRADIENT SLACKENS. LOW
CHANCES OF RAIN ARE POSSIBLE THURSDAY AND FRIDAY.
GMZ130-132-135-292115-
LAGUNA MADRE FROM THE PORT OF BROWNSVILLE TO THE ARROYO COLORADO-
LAGUNA MADRE FROM THE ARROYO COLORADO TO 5 NM NORTH OF PORT
MANSFIELD TX-
LAGUNA MADRE FROM 5 NM NORTH OF PORT MANSFIELD TO BAFFIN BAY TX-
302 AM CDT MON JUN 29 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING
TODAY
SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY.
TONIGHT
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. A MODERATE CHOP ON THE BAY.
TUESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON THE
BAY.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP
ON THE BAY.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE CHOP ON
THE BAY.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. A MODERATE
CHOP ON THE BAY.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
5 TO 10 KNOTS EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY,
DIMINISHING TO LIGHT CHOP EARLY IN THE MORNING.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
5 TO 10 KNOTS EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY,
DIMINISHING TO LIGHT CHOP EARLY IN THE MORNING.
GMZ155-292115-
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
302 AM CDT MON JUN 29 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING
TODAY
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE
DETAIL: SOUTHEAST 5 FEET AT 6 SECONDS.
TONIGHT
SOUTHEAST WINDS 15 TO 20 KNOTS, DIMINISHING TO 10 TO
15 KNOTS EARLY IN THE MORNING. SEAS 3 TO 5 FEET. WAVE DETAIL:
SOUTHEAST 4 FEET AT 6 SECONDS.
TUESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. WAVE
DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 3 FEET.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
GMZ150-292115-
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
302 AM CDT MON JUN 29 2026
TODAY
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 3 TO 5 FEET. WAVE
DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS.
TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. WAVE
DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS.
TUESDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
WEDNESDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 3 FEET.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS, INCREASING TO 10 TO
15 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
GMZ175-292115-
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM
20 TO 60 NM-
302 AM CDT MON JUN 29 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING
TODAY
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE
DETAIL: SOUTHEAST 5 FEET AT 6 SECONDS.
TONIGHT
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET.
WAVE DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS AND EAST 1 FOOT AT
10 SECONDS.
TUESDAY
SOUTHEAST WINDS AROUND 15 KNOTS, DIMINISHING TO AROUND
10 KNOTS IN THE AFTERNOON. SEAS 3 TO 4 FEET. WAVE DETAIL:
SOUTHEAST 4 FEET AT 6 SECONDS AND EAST 1 FOOT AT 9 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS AND EAST
1 FOOT AT 9 SECONDS.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 2 TO 3 FEET.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 3 FEET.
GMZ170-292115-
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM
20 TO 60 NM-
302 AM CDT MON JUN 29 2026
TODAY
SOUTHEAST WINDS AROUND 15 KNOTS. SEAS 4 TO 5 FEET. WAVE
DETAIL: SOUTHEAST 5 FEET AT 6 SECONDS AND EAST 1 FOOT AT
10 SECONDS.
TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE
DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS AND EAST 1 FOOT AT
10 SECONDS.
TUESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET. WAVE
DETAIL: SOUTHEAST 4 FEET AT 6 SECONDS AND EAST 1 FOOT AT
9 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS AND EAST
1 FOOT AT 9 SECONDS.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE MORNING.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 3 FEET.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
FRIDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO
3 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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