Coastal Waters Forecast
Issued by NWS Brownsville, TX

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201
FZUS54 KBRO 190359
CWFBRO

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
959 PM CST WED JAN 18 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

GMZ100-191600-
SYNOPSIS FOR BAFFIN BAY TO RIO GRANDE OUT 60 NM-
959 PM CST WED JAN 18 2017

.SYNOPSIS...AN UPPER LEVEL DISTURBANCE WILL MOVE OVER DEEP SOUTH
TEXAS LATE TONIGHT RESULTING IN SHOWERS AND THUNDERSTORMS ACROSS
THE AREA TONIGHT AND THURSDAY. FAIR CONDITIONS ARE EXPECTED FRIDAY
AND SATURDAY AHEAD OF A STRONG COLD FRONT MOVING THROUGH THE
COASTAL WATERS LATE SATURDAY NIGHT INTO EARLY SUNDAY MORNING. GALE
CONDITIONS WILL LIKELY DEVELOP IN THE WAKE OF THE FRONT SUNDAY.

$$

GMZ130-132-135-191600-
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-
959 PM CST WED JAN 18 2017

.REST OF TONIGHT...NORTHWEST WINDS 7 TO 8 KNOTS SHIFTING WEST
7 TO 10 KNOTS EARLY IN THE MORNING. A LIGHT CHOP ON THE BAY.
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE EVENING, THEN
SHOWERS AND THUNDERSTORMS LIKELY AFTER MIDNIGHT.
.THURSDAY...NORTHWEST WINDS 7 TO 11 KNOTS SHIFTING EAST AROUND
7 KNOTS EARLY IN THE AFTERNOON, THEN SHIFTING SOUTHEAST 7 TO
8 KNOTS LATE IN THE AFTERNOON. A LIGHT CHOP ON THE BAY. CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE MORNING.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 11 KNOTS DIMINISHING TO
7 TO 8 KNOTS EARLY IN THE MORNING. A LIGHT CHOP ON THE BAY.
.FRIDAY...SOUTH WINDS 7 TO 11 KNOTS. A LIGHT CHOP ON THE BAY.
SLIGHT CHANCE OF RAIN.
.FRIDAY NIGHT...SOUTH WINDS 7 TO 10 KNOTS. A LIGHT CHOP ON THE
BAY.
.SATURDAY...SOUTHWEST WINDS 7 TO 9 KNOTS SHIFTING WEST 7 TO
10 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
SOUTH 7 TO 8 KNOTS LATE IN THE AFTERNOON. A LIGHT CHOP ON THE
BAY.
.SATURDAY NIGHT...SOUTHWEST WINDS 12 TO 17 KNOTS. A MODERATE CHOP
ON THE BAY.
.SUNDAY...NORTHWEST WINDS 22 TO 27 KNOTS. ROUGH ON THE BAY.
.SUNDAY NIGHT...NORTHWEST WINDS 17 TO 22 KNOTS. ROUGH ON THE BAY.
.MONDAY...WEST WINDS 7 TO 12 KNOTS. A LIGHT CHOP ON THE BAY.
.MONDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. CHOPPY ON THE BAY.

$$

GMZ150-155-191600-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
959 PM CST WED JAN 18 2017

.REST OF TONIGHT...NORTHWEST WINDS 7 TO 11 KNOTS. SEAS 2 TO
3 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.
.THURSDAY...NORTHWEST WINDS 7 TO 12 KNOTS SHIFTING NORTHEAST 7 TO
9 KNOTS EARLY IN THE AFTERNOON, THEN SHIFTING EAST 7 TO 8 KNOTS
LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET. SHOWERS AND
THUNDERSTORMS LIKELY IN THE MORNING, THEN SLIGHT CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 12 KNOTS. SEAS 2 TO
3 FEET.
.FRIDAY...SOUTH WINDS 8 TO 13 KNOTS. SEAS 2 TO 3 FEET. CHANCE OF
RAIN.
.FRIDAY NIGHT...SOUTH WINDS 7 TO 12 KNOTS. SEAS 2 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 8 TO 12 KNOTS SHIFTING WEST 7 TO
12 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN SHIFTING
SOUTH 7 TO 8 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 3 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 16 TO 21 KNOTS. SEAS 2 TO
4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET.
.SUNDAY...NORTHWEST WINDS 25 TO 30 KNOTS. SEAS 6 TO 9 FEET WITH
OCCASIONAL SEAS UP TO 11 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 21 TO 26 KNOTS. SEAS 5 TO 7 FEET
WITH OCCASIONAL SEAS UP TO 9 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.MONDAY NIGHT...SOUTH WINDS 18 TO 23 KNOTS. SEAS 2 TO 3 FEET.

$$

GMZ170-175-191600-
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-
959 PM CST WED JAN 18 2017

.REST OF TONIGHT...NORTHWEST WINDS AROUND 7 KNOTS SHIFTING WEST
7 TO 11 KNOTS AFTER MIDNIGHT. SEAS 2 TO 3 FEET. CHANCE OF SHOWERS
AND THUNDERSTORMS.
.THURSDAY...WEST WINDS 8 TO 13 KNOTS SHIFTING NORTHWEST 7 TO
12 KNOTS EARLY IN THE AFTERNOON, THEN SHIFTING SOUTH 7 TO 8 KNOTS
LATE IN THE AFTERNOON. SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS UP
TO 5 FEET. SHOWERS AND THUNDERSTORMS LIKELY IN THE MORNING, THEN
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTHEAST WINDS 7 TO 8 KNOTS SHIFTING SOUTH
7 TO 11 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 1 TO
3 FEET.
.FRIDAY...SOUTH WINDS 7 TO 9 KNOTS INCREASING TO 11 TO 14 KNOTS.
SEAS 2 TO 4 FEET WITH OCCASIONAL SEAS UP TO 5 FEET. CHANCE OF
RAIN.
.FRIDAY NIGHT...SOUTH WINDS 8 TO 13 KNOTS. SEAS 2 TO 4 FEET WITH
OCCASIONAL SEAS UP TO 5 FEET.
.SATURDAY...SOUTH WINDS 9 TO 13 KNOTS SHIFTING WEST 9 TO 14 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON, THEN BECOMING SOUTH 7 TO
10 KNOTS LATE IN THE AFTERNOON. SEAS 2 TO 4 FEET WITH OCCASIONAL
SEAS UP TO 5 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 19 TO 24 KNOTS. SEAS 3 TO
5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET.
.SUNDAY...NORTHWEST WINDS 29 TO 34 KNOTS. SEAS 8 TO 12 FEET WITH
OCCASIONAL SEAS UP TO 15 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 27 TO 32 KNOTS. SEAS 7 TO 11 FEET
WITH OCCASIONAL SEAS UP TO 14 FEET.
.MONDAY...WEST WINDS 12 TO 17 KNOTS. SEAS 5 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET.
.MONDAY NIGHT...SOUTH WINDS 19 TO 24 KNOTS. SEAS 2 TO 3 FEET.

$$



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