Coastal Waters Forecast
Issued by NWS Brownsville, TX

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000
FZUS54 KBRO 300309
CWFBRO

COASTAL WATERS FORECAST
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1009 PM CDT SAT APR 29 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

GMZ100-300930-
SYNOPSIS FOR BAFFIN BAY TO RIO GRANDE OUT 60 NM-
1009 PM CDT SAT APR 29 2017

.SYNOPSIS...ADVERSE MARINE CONDITIONS ARE LIKELY ALONG THE LOWER
TEXAS COAST TONIGHT THROUGH SUNDAY NIGHT DUE TO THE APPROACH AND
PASSAGE OF A COLD FRONT. IMPROVED MARINE CONDITIONS ARE EXPECTED
FROM EARLY TO MIDDLE NEXT WEEK BEFORE BECOMING ADVERSE AGAIN LATE
NEXT WEEK DUE TO THE PASSAGE OF ANOTHER COLD FRONT.

$$

GMZ130-132-135-300930-
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-
1009 PM CDT SAT APR 29 2017

...SMALL CRAFT SHOULD EXERCISE CAUTION...
...SMALL CRAFT ADVISORY FOR WINDS IN EFFECT FROM 4 AM CDT SUNDAY
THROUGH SUNDAY MORNING...

.REST OF TONIGHT...SOUTH WINDS 16 TO 20 KNOTS SHIFTING NORTH 18
TO 23 KNOTS AFTER MIDNIGHT. CHOPPY BAY WATERS BUILDING TO ROUGH
BAY WATERS AFTER MIDNIGHT. ISOLATED SHOWERS AND THUNDERSTORMS.
.SUNDAY...NORTH WINDS 19 TO 24 KNOTS BECOMING NORTHEAST 11 TO 16
KNOTS. ROUGH BAY WATERS SUBSIDING TO A MODERATE CHOP ON THE BAY.
.SUNDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 7 TO
11 KNOTS IN THE LATE EVENING AND OVERNIGHT. A MODERATE CHOP ON
THE BAY SUBSIDING TO A LIGHT CHOP ON THE BAY IN THE LATE EVENING
AND OVERNIGHT.
.MONDAY...SOUTHEAST WINDS 7 TO 11 KNOTS INCREASING TO 10 TO 15
KNOTS IN THE AFTERNOON. A LIGHT CHOP ON THE BAY BUILDING TO A
MODERATE CHOP ON THE BAY IN THE AFTERNOON.
.MONDAY NIGHT...SOUTHEAST WINDS 12 TO 17 KNOTS DIMINISHING TO
11 TO 14 KNOTS EARLY IN THE MORNING. A MODERATE CHOP ON THE BAY.
.TUESDAY...SOUTHEAST WINDS 11 TO 15 KNOTS. A MODERATE CHOP ON THE
BAY.
.TUESDAY NIGHT...SOUTHEAST WINDS 11 TO 15 KNOTS. A MODERATE CHOP
ON THE BAY.
.WEDNESDAY...SOUTHEAST WINDS 11 TO 15 KNOTS. A MODERATE CHOP ON
THE BAY. SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 14 TO 19 KNOTS. CHOPPY BAY
WATERS. CHANCE OF SHOWERS AND THUNDERSTORMS.
.THURSDAY...NORTH WINDS 19 TO 24 KNOTS. ROUGH BAY WATERS. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS.
.THURSDAY NIGHT...NORTH WINDS 13 TO 18 KNOTS. CHOPPY BAY WATERS.

$$

GMZ150-155-300930-
COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM-
COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM-
1009 PM CDT SAT APR 29 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...SOUTH WINDS 19 TO 24 KNOTS BECOMING SOUTHWEST
16 TO 21 KNOTS AFTER MIDNIGHT, THEN BECOMING NORTH 19 TO 24 KNOTS
LATE IN THE NIGHT. SEAS 9 TO 11 FEET WITH OCCASIONAL SEAS UP TO 14
FEET. SCATTERED SHOWERS AND ISOLATED THUNDERSTORMS.
.SUNDAY...NORTH WINDS 21 TO 26 KNOTS DIMINISHING TO 14 TO 19
KNOTS. SEAS 6 TO 8 FEET WITH OCCASIONAL SEAS UP TO 10 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 12 TO 17 KNOTS BECOMING EAST 7 TO
12 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 9 FEET SUBSIDING TO 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET AFTER MIDNIGHT.
.MONDAY...SOUTHEAST WINDS 7 TO 12 KNOTS INCREASING TO 11 TO
14 KNOTS LATE IN THE AFTERNOON. SEAS 3 TO 5 FEET WITH OCCASIONAL
SEAS UP TO 6 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 13 TO 18 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET.
.TUESDAY...SOUTHEAST WINDS 11 TO 15 KNOTS. SEAS 3 TO 5 FEET WITH
OCCASIONAL SEAS UP TO 6 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 13 TO 16 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS.
.WEDNESDAY...SOUTHEAST WINDS 12 TO 16 KNOTS. SEAS 3 TO 5 FEET
WITH OCCASIONAL SEAS UP TO 6 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 16 TO 21 KNOTS. SEAS 3 TO
5 FEET WITH OCCASIONAL SEAS UP TO 6 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.THURSDAY...NORTH WINDS 21 TO 26 KNOTS. SEAS 6 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET. CHANCE OF SHOWERS AND THUNDERSTORMS.
.THURSDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS. SEAS 6 TO 8 FEET
WITH OCCASIONAL SEAS UP TO 10 FEET.

$$

GMZ170-175-300930-
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-
1009 PM CDT SAT APR 29 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SUNDAY AFTERNOON...

.REST OF TONIGHT...SOUTH WINDS 20 TO 25 KNOTS SHIFTING NORTHWEST
19 TO 24 KNOTS LATE IN THE NIGHT. SEAS 10 TO 12 FEET WITH
OCCASIONAL SEAS UP TO 15 FEET. ISOLATED SHOWERS AND THUNDERSTORMS.
.SUNDAY...NORTH WINDS 21 TO 26 KNOTS DIMINISHING TO 18 TO
23 KNOTS IN THE AFTERNOON. SEAS 7 TO 9 FEET WITH OCCASIONAL SEAS
UP TO 11 FEET. ISOLATED SHOWERS.
.SUNDAY NIGHT...NORTHEAST WINDS 13 TO 18 KNOTS BECOMING EAST 9 TO
14 KNOTS IN THE LATE EVENING AND OVERNIGHT. SEAS 6 TO 8 FEET WITH
OCCASIONAL SEAS UP TO 10 FEET SUBSIDING TO 5 TO 7 FEET WITH
OCCASIONAL SEAS UP TO 9 FEET AFTER MIDNIGHT.
.MONDAY...EAST WINDS 8 TO 12 KNOTS INCREASING TO 11 TO 14 KNOTS
LATE IN THE AFTERNOON. SEAS 4 TO 6 FEET WITH OCCASIONAL SEAS UP
TO 8 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 14 TO 18 KNOTS DIMINISHING TO
12 TO 15 KNOTS EARLY IN THE MORNING. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.TUESDAY...SOUTHEAST WINDS 12 TO 16 KNOTS. SEAS 4 TO 6 FEET WITH
OCCASIONAL SEAS UP TO 8 FEET.
.TUESDAY NIGHT...SOUTHEAST WINDS 14 TO 17 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS.
.WEDNESDAY...SOUTHEAST WINDS 11 TO 16 KNOTS. SEAS 4 TO 6 FEET
WITH OCCASIONAL SEAS UP TO 8 FEET. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
.WEDNESDAY NIGHT...SOUTHEAST WINDS 13 TO 18 KNOTS. SEAS 4 TO 6
FEET WITH OCCASIONAL SEAS UP TO 8 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.THURSDAY...NORTH WINDS 21 TO 26 KNOTS. SEAS 7 TO 9 FEET WITH
OCCASIONAL SEAS UP TO 11 FEET. CHANCE OF SHOWERS AND
THUNDERSTORMS.
.THURSDAY NIGHT...NORTH WINDS 16 TO 21 KNOTS. SEAS 7 TO 9 FEET
WITH OCCASIONAL SEAS UP TO 11 FEET.


$$



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