Coastal Waters Forecast
Issued by NWS Brownsville, TX

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000
FZUS54 KBRO 282142
CWFBRO

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
442 PM CDT TUE MAR 28 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

GMZ100-290400-
SYNOPSIS FOR BAFFIN BAY TO RIO GRANDE OUT 60 NM-
442 PM CDT TUE MAR 28 2017

.SYNOPSIS...SOUTHERLY WINDS AND SEAS TO INCREASE OVERNIGHT AS
STRONG LOW PRESSURE TRACKS ACROSS THE SOUTHERN PLAINS. ADVERSE
MARINE CONDITIONS TO PERSIST OVERNIGHT AND CONTINUE OFFSHORE
MAINLY FOR SEAS WEDNESDAY. A WEAK COLD FRONT MOVES OFFSHORE LATE
WEDNESDAY NIGHT AND EARLY THURSDAY WITH MODERATE NORTH WINDS AND
DIMINISHING SEAS. ANOTHER STORM SYSTEM DEVELOPS ACROSS NORTHWEST
TEXAS OVER THE WEEKEND WITH A RETURN TO ANOTHER ROUND OF MORE
ADVERSE MARINE CONDITIONS. ISOLATED SHOWERS AND THUNDERSTORMS ARE
POSSIBLE WEDNESDAY AND THURSDAY MORNINGS

$$

GMZ130-132-135-290400-
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-
442 PM CDT TUE MAR 28 2017

...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT THROUGH WEDNESDAY
MORNING...

.TONIGHT...SOUTH WINDS 17 TO 22 KNOTS. ROUGH ON THE BAY.
.WEDNESDAY...SOUTH WINDS 11 TO 16 KNOTS BECOMING SOUTHEAST 7 TO
12 KNOTS IN THE LATE MORNING AND AFTERNOON. A MODERATE CHOP ON
THE BAY. ISOLATED SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING.
.WEDNESDAY NIGHT...SOUTH WINDS 7 TO 12 KNOTS SHIFTING SOUTHWEST
7 TO 9 KNOTS EARLY IN THE MORNING. A LIGHT CHOP ON THE BAY.
CHANCE OF SHOWERS AND ISOLATED THUNDERSTORMS AFTER MIDNIGHT.
.THURSDAY...NORTHWEST WINDS 14 TO 19 KNOTS BECOMING NORTH 7 TO
11 KNOTS. CHOPPY ON THE BAY SUBSIDING TO A LIGHT CHOP. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
.THURSDAY NIGHT...NORTHEAST WINDS 7 TO 9 KNOTS SHIFTING SOUTH
7 TO 10 KNOTS EARLY IN THE MORNING. A LIGHT CHOP ON THE BAY.
.FRIDAY...SOUTH WINDS 8 TO 13 KNOTS BECOMING SOUTHEAST 13 TO
18 KNOTS IN THE AFTERNOON. A MODERATE CHOP ON THE BAY INCREASING
TO CHOPPY IN THE AFTERNOON.
.FRIDAY NIGHT...SOUTHEAST WINDS 15 TO 19 KNOTS. CHOPPY ON THE
BAY.
.SATURDAY...SOUTHEAST WINDS 16 TO 19 KNOTS. CHOPPY ON THE BAY.
.SATURDAY NIGHT...SOUTHEAST WINDS 14 TO 19 KNOTS. CHOPPY ON THE
BAY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTHWEST WINDS 8 TO 13 KNOTS. A MODERATE CHOP ON THE
BAY. CHANCE OF SHOWERS AND THUNDERSTORMS.
.SUNDAY NIGHT...NORTH WINDS 7 TO 9 KNOTS. A LIGHT CHOP ON THE
BAY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.

$$

GMZ150-155-290400-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
442 PM CDT TUE MAR 28 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...SOUTH WINDS 18 TO 23 KNOTS. SEAS 5 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET.
.WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 8 TO
11 KNOTS. SEAS 5 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET.
ISOLATED SHOWERS AND THUNDERSTORMS IN THE MORNING.
.WEDNESDAY NIGHT...SOUTH WINDS 7 TO 12 KNOTS SHIFTING SOUTHWEST
7 TO 11 KNOTS EARLY IN THE MORNING. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. ISOLATED SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT.
.THURSDAY...NORTH WINDS 15 TO 20 KNOTS DIMINISHING TO 8 TO
13 KNOTS LATE IN THE AFTERNOON. SEAS 3 TO 5 FEET WITH OCCASIONAL
SEAS UP TO 6 FEET. ISOLATED SHOWERS AND THUNDERSTORMS.
.THURSDAY NIGHT...NORTHEAST WINDS 7 TO 10 KNOTS SHIFTING SOUTH
7 TO 11 KNOTS EARLY IN THE MORNING. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET.
.FRIDAY...SOUTH WINDS 9 TO 13 KNOTS BECOMING SOUTHEAST 13 TO
18 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS
UP TO 5 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 17 TO 20 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.SATURDAY...SOUTHEAST WINDS 16 TO 20 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 14 TO 18 KNOTS. SEAS 4 TO
6 FEET WITH OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 10 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY NIGHT...NORTHEAST WINDS 7 TO 10 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.

$$

GMZ170-175-290400-
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-
442 PM CDT TUE MAR 28 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...SOUTHEAST WINDS 20 TO 25 KNOTS. SEAS 6 TO 9 FEET WITH
OCCASIONAL SEAS UP TO 12 FEET.
.WEDNESDAY...SOUTH WINDS 18 TO 23 KNOTS DIMINISHING TO 10 TO
15 KNOTS. SEAS 6 TO 9 FEET SUBSIDING TO 5 TO 7 FEET. OCCASIONAL
SEAS UP TO 10 FEET. ISOLATED SHOWERS AND THUNDERSTORMS IN THE
MORNING.
.WEDNESDAY NIGHT...SOUTH WINDS 8 TO 12 KNOTS SHIFTING SOUTHWEST
7 TO 11 KNOTS EARLY IN THE MORNING. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. ISOLATED SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT.
.THURSDAY...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH 10 TO
15 KNOTS LATE IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL
SEAS UP TO 8 FEET. ISOLATED SHOWERS AND THUNDERSTORMS.
.THURSDAY NIGHT...NORTH WINDS 7 TO 12 KNOTS SHIFTING THEN
SHIFTING SOUTHEAST 7 TO 10 KNOTS AFTER MIDNIGHT. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET SUBSIDING TO 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET EARLY IN THE MORNING.
.FRIDAY...SOUTHEAST WINDS 7 TO 11 KNOTS INCREASING TO 11 TO
16 KNOTS IN THE LATE MORNING AND AFTERNOON. SEAS 3 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 16 TO 21 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET.
.SATURDAY...SOUTHEAST WINDS 17 TO 20 KNOTS. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 9 FEET.
.SATURDAY NIGHT...SOUTHEAST WINDS 15 TO 18 KNOTS. SEAS 5 TO
7 FEET WITH OCCASIONAL SEAS UP TO 9 FEET. SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS.
.SUNDAY...SOUTH WINDS 12 TO 17 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.SUNDAY NIGHT...NORTH WINDS 7 TO 11 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.

$$



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