584
FZUS54 KBRO 261830
CWFBRO
COASTAL WATERS FORECAST FOR THE LOWER TEXAS COAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
130 PM CDT WED AUG 26 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.
GMZ100-270700-
130 PM CDT WED AUG 26 2026
SYNOPSIS
FAVORABLE MARINE CONDITIONS ARE FORECAST THROUGH
THE NEXT SEVERAL DAYS, WITH LIGHT TO MODERATE WINDS AND LOW TO
MODERATE SEAS.
GMZ130-132-135-270700-
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-
130 PM CDT WED AUG 26 2026
TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH 5 TO
10 KNOTS AFTER MIDNIGHT. LIGHT CHOP ON THE BAY.
THURSDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST EARLY
IN THE AFTERNOON, THEN INCREASING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SMOOTH ON THE BAY, INCREASING TO LIGHT CHOP EARLY IN
THE AFTERNOON, THEN INCREASING TO A MODERATE CHOP LATE IN THE
AFTERNOON.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
5 TO 10 KNOTS AFTER MIDNIGHT. LIGHT CHOP ON THE BAY.
FRIDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST EARLY IN
THE AFTERNOON, THEN BECOMING EAST 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SMOOTH ON THE BAY, INCREASING TO LIGHT CHOP EARLY IN
THE AFTERNOON, THEN INCREASING TO A MODERATE CHOP LATE IN THE
AFTERNOON.
FRIDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO
5 TO 10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN
BECOMING SOUTH EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY,
DIMINISHING TO LIGHT CHOP IN THE LATE EVENING AND EARLY MORNING,
THEN DIMINISHING TO SMOOTH EARLY IN THE MORNING.
SATURDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING EAST IN THE
AFTERNOON. LIGHT CHOP ON THE BAY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE AFTERNOON.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
AFTER MIDNIGHT. LIGHT CHOP ON THE BAY.
SUNDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST EARLY IN
THE AFTERNOON, THEN INCREASING TO 10 TO 15 KNOTS LATE IN THE
AFTERNOON. SMOOTH ON THE BAY, INCREASING TO LIGHT CHOP EARLY IN
THE AFTERNOON, THEN INCREASING TO A MODERATE CHOP LATE IN THE
AFTERNOON.
SUNDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY, DIMINISHING TO
LIGHT CHOP EARLY IN THE MORNING.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY.
MONDAY 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.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ150-155-270700-
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
130 PM CDT WED AUG 26 2026
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH AFTER
MIDNIGHT. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
4 SECONDS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS, DIMINISHING TO AROUND
5 KNOTS LATE IN THE MORNING, THEN BECOMING SOUTHEAST EARLY IN THE
AFTERNOON, INCREASING TO 5 TO 10 KNOTS LATE IN THE AFTERNOON.
SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT 4 SECONDS.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST
2 FEET AT 3 SECONDS.
FRIDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN THE
AFTERNOON. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT
4 SECONDS.
FRIDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
AFTER MIDNIGHT. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET
AT 4 SECONDS.
SATURDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE
AFTERNOON, THEN BECOMING EAST LATE IN THE AFTERNOON. SEAS 1 TO
2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT 5 SECONDS. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL LATE AFTERNOON.
SATURDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING SOUTH
AFTER MIDNIGHT. SEAS 2 TO 3 FEET.
SUNDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE
AFTERNOON. SEAS 1 TO 2 FEET.
SUNDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 3 FEET.
MONDAY
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST LATE IN
THE AFTERNOON. SEAS 2 TO 3 FEET.
MONDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 4 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
GMZ170-175-270700-
GULF WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM
20 TO 60 NM-
GULF WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM
20 TO 60 NM-
130 PM CDT WED AUG 26 2026
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH AFTER
MIDNIGHT. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
4 SECONDS.
THURSDAY
SOUTH WINDS 5 TO 10 KNOTS, DIMINISHING TO AROUND
5 KNOTS IN THE AFTERNOON, THEN BECOMING SOUTHEAST LATE IN THE
AFTERNOON. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTH 2 FEET AT
4 SECONDS.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST
2 FEET AT 4 SECONDS.
FRIDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST LATE IN
THE AFTERNOON. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTH 2 FEET AT
4 SECONDS. A SLIGHT CHANCE OF SHOWERS IN THE MORNING. A SLIGHT
CHANCE OF THUNDERSTORMS UNTIL LATE AFTERNOON. A CHANCE OF SHOWERS
IN THE AFTERNOON.
FRIDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
AFTER MIDNIGHT. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 2 FEET
AT 4 SECONDS. A SLIGHT CHANCE OF SHOWERS AFTER MIDNIGHT. A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
SATURDAY
SOUTH WINDS AROUND 5 KNOTS, BECOMING EAST LATE IN THE
AFTERNOON. SEAS 1 TO 2 FEET. WAVE DETAIL: SOUTHEAST 1 FOOT AT
5 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL LATE
AFTERNOON.
SATURDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTH
AFTER MIDNIGHT. SEAS 2 TO 3 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST LATE IN
THE AFTERNOON. SEAS 2 TO 3 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
SUNDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
EARLY IN THE MORNING. SEAS 2 TO 3 FEET. A SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
MONDAY
SOUTH WINDS AROUND 10 KNOTS, BECOMING SOUTHEAST LATE IN
THE AFTERNOON. SEAS 2 TO 3 FEET. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
MONDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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