Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 131445
CWFBRO

Coastal Waters Forecast for Texas
National Weather Service Brownsville TX
Issued by National Weather Service NEW ORLEANS LA
845 AM CST Wed Dec 13 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.

GMZ100-140315-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
845 AM CST Wed Dec 13 2017

.SYNOPSIS...Adverse marine conditions are expected to begin Thursday night
and persist through the end of the week due to the passage of a
cold front. Another frontal passage is anticipated at the end of
the weekend or early next week.

$$

GMZ130-140315-
Laguna Madre from the Port of Brownsville to the Arroyo Colorado-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...West winds around 5 knots becoming southeast in
the afternoon. Smooth on the bay increasing to a light chop in
the afternoon.
.TONIGHT...South winds 5 to 10 knots. A light chop on the bay.
.THURSDAY...South winds 5 to 10 knots shifting southeast in the
afternoon. A light chop on the bay. Slight chance of rain showers
in the afternoon.
.THURSDAY NIGHT...Northeast winds around 5 knots becoming north
15 to 20 knots after midnight. Smooth on the bay increasing to
choppy after midnight. Chance of rain in the evening, then rain
likely after midnight.
.FRIDAY...North winds 15 to 20 knots. Choppy on the bay. Rain
likely.
.FRIDAY NIGHT...North winds 10 to 15 knots. A moderate chop on
the bay. Chance of rain.
.SATURDAY...North winds 10 to 15 knots becoming northwest 5 to
10 knots in the afternoon. A moderate chop on the bay subsiding
to a light chop in the afternoon. Chance of showers.
.SATURDAY NIGHT...West winds 5 to 10 knots. A light chop on the
bay. Chance of showers.
.SUNDAY...West winds 5 to 10 knots becoming north in the
afternoon. A light chop on the bay subsiding to smooth in the
afternoon.
.SUNDAY NIGHT...North winds 5 to 10 knots. A light chop on the
bay. Slight chance of showers.

$$

GMZ132-140315-
Laguna Madre from the Arroyo Colorado To 5 NM north of Port
Mansfield TX-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...West winds around 5 knots becoming southeast in
the afternoon. Smooth on the bay increasing to a light chop in
the afternoon.
.TONIGHT...South winds 5 to 10 knots. A light chop on the bay.
.THURSDAY...South winds 5 to 10 knots becoming southeast in the
afternoon. A light chop on the bay subsiding to smooth in the
afternoon. Slight chance of rain showers in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots after midnight. A light chop on the bay increasing
to choppy after midnight. Rain likely.
.FRIDAY...North winds 15 to 20 knots. Choppy on the bay. Rain
likely.
.FRIDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. A moderate chop on the bay subsiding to
a light chop after midnight. Chance of rain.
.SATURDAY...North winds 5 to 10 knots. A light chop on the bay.
Chance of showers.
.SATURDAY NIGHT...West winds 5 to 10 knots. A light chop on the
bay. Chance of showers.
.SUNDAY...West winds 5 to 10 knots becoming northwest in the
afternoon. A light chop on the bay subsiding to smooth in the
afternoon.
.SUNDAY NIGHT...North winds 5 to 10 knots. A light chop on the
bay. Slight chance of showers.

$$

GMZ135-140315-
Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...Northwest winds around 5 knots shifting
southeast in the afternoon. Smooth on the bay.
.TONIGHT...South winds 5 to 10 knots. A light chop on the bay.
.THURSDAY...South winds 5 to 10 knots shifting southeast in the
afternoon. A light chop on the bay. Slight chance of rain showers
in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots after midnight. A light chop on the bay increasing
to choppy after midnight. Rain likely.
.FRIDAY...North winds 15 to 20 knots. Choppy on the bay. Rain
likely.
.FRIDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. A moderate chop on the bay subsiding to
a light chop after midnight. Chance of rain.
.SATURDAY...North winds 5 to 10 knots. A light chop on the bay.
Chance of showers.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots becoming
southwest after midnight. A light chop on the bay subsiding to
smooth after midnight. Chance of showers.
.SUNDAY...West winds around 5 knots shifting northwest in the
afternoon. Smooth on the bay.
.SUNDAY NIGHT...North winds 5 to 10 knots. A light chop on the
bay. Slight chance of showers.

$$

GMZ150-140315-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...Northwest winds around 5 knots shifting south in
the afternoon. Seas 2 to 4 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.THURSDAY...South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers in the afternoon.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots after midnight. Seas 2 feet or less building to
2 to 4 feet after midnight. Chance of rain in the evening, then
rain likely after midnight.
.FRIDAY...North winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. Seas 5 to 8 feet with occasional seas
up to 9 feet. Rain likely.
.FRIDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Seas 5 to 7 feet with occasional seas up
to 8 feet. Chance of rain.
.SATURDAY...North winds 10 to 15 knots diminishing to 5 to
10 knots in the afternoon. Seas 2 to 4 feet. Chance of showers.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots shifting west
after midnight. Seas 2 to 4 feet. Chance of showers.
.SUNDAY...West winds 5 to 10 knots shifting northwest in the
afternoon. Seas 2 to 4 feet.
.SUNDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet.
Slight chance of showers.

$$

GMZ155-140315-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...Northeast winds around 5 knots shifting south in
the afternoon. Seas 2 to 4 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.THURSDAY...South winds 5 to 10 knots shifting southeast in the
afternoon. Seas 2 to 4 feet. Slight chance of showers in the
afternoon.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots becoming north
20 to 25 knots after midnight. Seas 2 feet or less building to
3 to 5 feet after midnight. Rain likely.
.FRIDAY...North winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. Seas 5 to 7 feet with occasional seas
up to 8 feet. Rain likely.
.FRIDAY NIGHT...North winds 10 to 15 knots. Seas 3 to 5 feet.
Chance of rain.
.SATURDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. Chance
of showers.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots shifting
southwest after midnight. Seas 2 to 4 feet. Chance of showers.
.SUNDAY...West winds 5 to 10 knots becoming northwest in the
afternoon. Seas 2 to 4 feet.
.SUNDAY NIGHT...North winds 5 to 10 knots. Seas 2 to 3 feet.
Slight chance of showers.

$$

GMZ170-140315-
Waters from Port Mansfield to the Rio Grande extending from 20 to
60 nm-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...Northeast winds around 5 knots shifting south in
the afternoon. Seas 2 to 4 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.THURSDAY...South winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers in the afternoon.
.THURSDAY NIGHT...East winds 5 to 10 knots becoming north 15 to
20 knots after midnight. Seas 2 to 4 feet. Chance of rain in the
evening, then rain likely after midnight.
.FRIDAY...North winds 20 to 30 knots becoming 20 to 25 knots in
the afternoon. Seas 6 to 9 feet with occasional seas up to
10 feet. Rain likely.
.FRIDAY NIGHT...North winds 15 to 25 knots becoming northeast
10 to 15 knots after midnight. Seas 5 to 8 feet with occasional
seas up to 9 feet. Chance of rain.
.SATURDAY...Northeast winds 10 to 15 knots becoming east 5 to
10 knots in the afternoon. Seas 2 to 4 feet. Chance of showers.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Seas 3 to
5 feet. Chance of showers.
.SUNDAY...West winds 5 to 10 knots shifting northwest in the
afternoon. Seas 3 to 5 feet.
.SUNDAY NIGHT...North winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Seas 2 to 4 feet. Slight chance of
showers.

$$

GMZ175-140315-
Waters from Baffin Bay to Port Mansfield extending from 20 to
60 nm-
845 AM CST Wed Dec 13 2017

.REST OF TODAY...East winds around 5 knots shifting south in the
afternoon. Seas 2 to 4 feet.
.TONIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet.
.THURSDAY...Southwest winds 5 to 10 knots. Seas 2 to 4 feet.
Slight chance of showers in the afternoon.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots becoming north
20 to 25 knots after midnight. Seas 2 feet or less building to
3 to 5 feet after midnight. Rain likely.
.FRIDAY...North winds 20 to 25 knots becoming 15 to 25 knots in
the afternoon. Seas 5 to 8 feet with occasional seas up to
9 feet. Rain likely.
.FRIDAY NIGHT...North winds 15 to 20 knots becoming northeast
10 to 15 knots after midnight. Seas 4 to 6 feet with occasional
seas up to 7 feet. Chance of rain.
.SATURDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers.
.SATURDAY NIGHT...Northwest winds 5 to 10 knots becoming
southwest 10 to 15 knots after midnight. Seas 3 to 5 feet. Chance
of showers.
.SUNDAY...West winds 5 to 10 knots shifting northwest in the
afternoon. Seas 3 to 5 feet.
.SUNDAY NIGHT...North winds 5 to 10 knots increasing to 10 to
15 knots after midnight. Seas 2 to 4 feet. Slight chance of
showers.

$$

24/RR



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