Coastal Waters Forecast
Issued by NWS Brownsville, TX

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930
FZUS54 KBRO 270207
CWFBRO

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
907 PM CDT WED APR 26 2017

LOWER TEXAS COASTAL WATERS FROM BAFFIN BAY TO THE MOUTH OF THE
RIO GRANDE OUT TO 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

GMZ100-270930-
SYNOPSIS FOR BAFFIN BAY TO RIO GRANDE OUT 60 NM-
907 PM CDT WED APR 26 2017

.SYNOPSIS...ADVERSE MARINE CONDITIONS ARE EXPECTED THROUGH THE
NEXT SEVERAL DAYS DUE TO THE PASSAGE OF COLD FRONTS AND THE USUAL
HIGH PRESSURE AND LOW PRESSURE INTERACTION. SMALL CRAFT ADVISORY
IS IN EFFECT AND WILL LIKELY BE NEEDED THROUGH MUCH OF THE
FORECAST. MARINE CONDITIONS ARE EXPECTED TO IMPROVE AROUND THE
BEGINNING OF NEXT WEEK.

$$

GMZ130-132-135-270930-
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-
907 PM CDT WED APR 26 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TONIGHT...NORTH WINDS 12 TO 16 KNOTS BECOMING NORTHEAST
16 TO 20 KNOTS. A MODERATE CHOP ON THE BAY BUILDING TO CHOPPY BAY
WATERS.
.THURSDAY...EAST WINDS 12 TO 17 KNOTS BECOMING SOUTHEAST 10 TO 13
KNOTS IN THE LATE MORNING AND AFTERNOON. A MODERATE CHOP ON THE
BAY.
.THURSDAY NIGHT...SOUTHEAST WINDS 11 TO 16 KNOTS SHIFTING SOUTH
9 TO 13 KNOTS EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY.
.FRIDAY...SOUTH WINDS 13 TO 18 KNOTS BECOMING SOUTHEAST 18 TO
22 KNOTS. CHOPPY BAY WATERS BUILDING TO ROUGH BAY WATERS.
.FRIDAY NIGHT...SOUTHEAST WINDS 17 TO 22 KNOTS. ROUGH BAY WATERS.
.SATURDAY...SOUTHEAST WINDS 16 TO 20 KNOTS. CHOPPY BAY WATERS.
.SATURDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. CHOPPY BAY
WATERS.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS. CHOPPY BAY WATERS.
.SUNDAY NIGHT...NORTHEAST WINDS 12 TO 17 KNOTS. A MODERATE CHOP
ON THE BAY.
.MONDAY...EAST WINDS 8 TO 13 KNOTS. A MODERATE CHOP ON THE BAY.
.MONDAY NIGHT...SOUTHEAST WINDS 11 TO 15 KNOTS. A MODERATE CHOP
ON THE BAY.

$$

GMZ150-155-270930-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
907 PM CDT WED APR 26 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY...

.REST OF TONIGHT...NORTHEAST WINDS 7 TO 11 KNOTS INCREASING TO 19
TO 24 KNOTS. SEAS 5 TO 7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET.
.THURSDAY...EAST WINDS 14 TO 19 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.THURSDAY NIGHT...SOUTH WINDS 12 TO 17 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET.
.FRIDAY...SOUTH WINDS 14 TO 19 KNOTS SHIFTING SOUTHEAST 17 TO
21 KNOTS IN THE LATE MORNING AND AFTERNOON. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 18 TO 22 KNOTS. SEAS 6 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET.
.SATURDAY...SOUTHEAST WINDS 17 TO 21 KNOTS. SEAS 7 TO 9 FEET WITH
OCCASIONAL SEAS UP TO 12 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 17 TO 22 KNOTS. SEAS 7 TO 9
FEET WITH OCCASIONAL SEAS UP TO 12 FEET.
.SUNDAY...NORTH WINDS 18 TO 23 KNOTS. SEAS 6 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 13 TO 18 KNOTS. SEAS 5 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 9 FEET.
.MONDAY...EAST WINDS 8 TO 13 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 12 TO 15 KNOTS. SEAS 2 TO 4 FEET.

$$

GMZ170-175-270930-
WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM 20 TO
60 NM-
WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM 20 TO
60 NM-
907 PM CDT WED APR 26 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 AM CDT THURSDAY...

.REST OF TONIGHT...NORTH WINDS 7 TO 9 KNOTS INCREASING TO 13 TO
18 KNOTS LATE IN THE EVENING, THEN BECOMING NORTHEAST 20 TO 25
KNOTS AFTER MIDNIGHT DIMINISHING TO 19 TO 22 KNOTS LATE IN THE
NIGHT. SEAS 6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET.
.THURSDAY...EAST WINDS 15 TO 19 KNOTS DIMINISHING TO 11 TO 16
KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
SOUTHEAST 10 TO 13 KNOTS LATE IN THE AFTERNOON. SEAS 5 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 9 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 13 TO 18 KNOTS. SEAS 4 TO 6
FEET WITH OCCASIONAL SEAS UP TO 8 FEET.
.FRIDAY...SOUTH WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 9 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 18 TO 23 KNOTS. SEAS 7 TO 9 FEET
WITH OCCASIONAL SEAS UP TO 11 FEET.
.SATURDAY...SOUTH WINDS 18 TO 22 KNOTS. SEAS 8 TO 10 FEET WITH
OCCASIONAL SEAS UP TO 13 FEET.
.SATURDAY NIGHT...SOUTH WINDS 18 TO 23 KNOTS. SEAS 8 TO 10 FEET
WITH OCCASIONAL SEAS UP TO 13 FEET.
.SUNDAY...NORTH WINDS 20 TO 25 KNOTS. SEAS 7 TO 9 FEET WITH
OCCASIONAL SEAS UP TO 11 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET.
.MONDAY...EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 12 TO 15 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET.

$$



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