Coastal Waters Forecast
Issued by NWS Brownsville, TX

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102
FZUS54 KBRO 171543
CWFBRO

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
943 AM CST TUE JAN 17 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.

GMZ100-180345-
SYNOPSIS FOR BAFFIN BAY TO RIO GRANDE OUT 60 NM-
943 AM CST TUE JAN 17 2017

.SYNOPSIS...WEAK SURFACE LOW PRESSURE OVER THE RIO GRANDE PLAINS
WILL MAINTAIN LIGHT TO MODERATE SE WINDS THROUGH WEDNESDAY...WITH
SWELLS FROM THE SOUTHEAST WILL CONTINUING TO APPROACH THE LOWER
TEXAS COAST. THE SWELLS WILL BEGIN TO SUBSIDE WEDNESDAY NIGHT AS
THE LOW PRESSURE MOVES NORTH AND IS REPLACED BY SURFACE HIGH
PRESSURE MOVING OUT OF WEST TEXAS AND WINDS WILL TURN BRIEFLY OUT
OF THE NORTHWEST. BROAD HIGH PRESSURE OVER THE GULF WILL LEAD TO
LIGHT TO MODERATE WINDS AND LOW TO MODERATE SEAS THROUGH THE
REMAINDER OF THE FORECAST PERIOD.

$$

GMZ130-132-135-180345-
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-
943 AM CST TUE JAN 17 2017

.REST OF TODAY...SOUTHEAST WINDS 9 TO 13 KNOTS. A MODERATE CHOP
ON THE BAY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.TONIGHT...SOUTHEAST WINDS 8 TO 13 KNOTS. A MODERATE CHOP ON THE
BAY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE EVENING,
THEN CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
.WEDNESDAY...SOUTH WINDS 7 TO 11 KNOTS. A LIGHT CHOP ON THE BAY.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 7 TO 9 KNOTS. A LIGHT CHOP ON
THE BAY. SHOWERS AND THUNDERSTORMS LIKELY.
.THURSDAY...NORTHWEST WINDS 7 TO 9 KNOTS IN THE MORNING BECOMING
LIGHT, THEN BECOMING EAST AROUND 7 KNOTS LATE IN THE AFTERNOON. A
LIGHT CHOP ON THE BAY SUBSIDING TO SMOOTH EARLY IN THE AFTERNOON,
THEN INCREASING TO A LIGHT CHOP LATE IN THE AFTERNOON. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING, THEN SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 9 KNOTS. A LIGHT CHOP ON
THE BAY.
.FRIDAY...SOUTHEAST WINDS 7 TO 10 KNOTS. A LIGHT CHOP ON THE BAY.
SLIGHT CHANCE OF SHOWERS.
.FRIDAY NIGHT...SOUTH WINDS 7 TO 9 KNOTS. A LIGHT CHOP ON THE
BAY.
.SATURDAY...WEST WINDS 7 TO 10 KNOTS. A LIGHT CHOP ON THE BAY.
.SATURDAY NIGHT...NORTHWEST WINDS 9 TO 14 KNOTS. A MODERATE CHOP
ON THE BAY.

$$

GMZ150-155-180345-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
943 AM CST TUE JAN 17 2017

.REST OF TODAY...SOUTHEAST WINDS 9 TO 12 KNOTS. SEAS 2 TO 4 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.TONIGHT...SOUTHEAST WINDS 9 TO 14 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.WEDNESDAY...SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 1 TO 3 FEET.
CHANCE OF SHOWERS AND THUNDERSTORMS.
.WEDNESDAY NIGHT...NORTHWEST WINDS 7 TO 10 KNOTS. SEAS 2 TO
4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET. SHOWERS AND
THUNDERSTORMS LIKELY.
.THURSDAY...NORTH WINDS 7 TO 10 KNOTS UNTIL LATE AFTERNOON
BECOMING LIGHT. SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS UP TO
5 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 11 KNOTS. SEAS 2 TO
3 FEET.
.FRIDAY...SOUTHEAST WINDS 7 TO 10 KNOTS. SEAS 2 TO 3 FEET. SLIGHT
CHANCE OF SHOWERS.
.FRIDAY NIGHT...SOUTH WINDS 7 TO 10 KNOTS. SEAS 2 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 7 TO 10 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 11 TO 16 KNOTS. SEAS 2 TO
4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET.

$$

GMZ170-175-180345-
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-
943 AM CST TUE JAN 17 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...

.REST OF TODAY...SOUTHEAST WINDS 10 TO 14 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.TONIGHT...SOUTHEAST WINDS 11 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING, THEN CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT.
.WEDNESDAY...SOUTH WINDS 9 TO 12 KNOTS DIMINISHING TO 7 TO
9 KNOTS IN THE AFTERNOON. SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS
UP TO 6 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 7 TO 9 KNOTS SHIFTING WEST
7 TO 11 KNOTS AFTER MIDNIGHT. SEAS 3 TO 4 FEET WITH OCCASIONAL
SEAS UP TO 6 FEET. SHOWERS AND THUNDERSTORMS LIKELY.
.THURSDAY...NORTHWEST WINDS 7 TO 12 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 1 TO
3 FEET.
.FRIDAY...SOUTHEAST WINDS 8 TO 11 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET. SLIGHT CHANCE OF SHOWERS.
.FRIDAY NIGHT...SOUTH WINDS 8 TO 13 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 7 TO 12 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET.
.SATURDAY NIGHT...WEST WINDS 15 TO 20 KNOTS. SEAS 2 TO 4 FEET
WITH OCCASIONAL SEAS UP TO 5 FEET.

$$



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