Coastal Waters Forecast
Issued by NWS Brownsville, TX

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FZUS54 KBRO 191453
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
953 AM CDT Tue Sep 19 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.

GMZ100-192130-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
953 AM CDT Tue Sep 19 2017

.SYNOPSIS...Light to moderate winds and low seas to persist
through the week with broad surface high pressure over the
Gulf of Mexico interacting periodically with weak low pressure
over the Southern and Central Plains. Isolated showers and
thunderstorms are possible any time.

$$

GMZ130-132-135-192130-
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-
953 AM CDT Tue Sep 19 2017

.REST OF TODAY...Southeast winds 5 to 10 knots increasing to
10 to 15 knots in the afternoon. A light chop on the bay
increasing to a moderate chop in the afternoon. Scattered showers
and isolated thunderstorms.
.TONIGHT...Southeast 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. Scattered showers and isolated
thunderstorms after midnight.
.WEDNESDAY...Southeast winds 10 to 15 knots. A moderate chop on
the bay. Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...Southeast 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.
.THURSDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. A light chop on the bay increasing to
a moderate chop in the afternoon. Chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. A moderate chop
on the bay. Slight chance of showers.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. A light chop on the bay increasing to
a moderate chop in the afternoon. Slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southeast 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.
.SATURDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. A light chop on the bay increasing to
a moderate chop in the afternoon. Slight chance of showers and
thunderstorms.
.SATURDAY NIGHT...Southeast 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. Slight chance of
showers.

$$

GMZ150-155-192130-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
953 AM CDT Tue Sep 19 2017

.REST OF TODAY...Southeast winds 5 to 10 knots increasing to
10 to 15 knots in the afternoon. Seas 1 to 3 feet. Scattered
showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Scattered showers and isolated thunderstorms after midnight.
.WEDNESDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 1 to 3 feet. Scattered showers
and isolated thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Slight chance of
showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Slight chance of showers.
.SATURDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Slight chance of
showers and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers.

$$

GMZ170-175-192130-
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-
953 AM CDT Tue Sep 19 2017

.REST OF TODAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Scattered showers and isolated thunderstorms.
.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Scattered showers and isolated thunderstorms after midnight.
.WEDNESDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet.
Scattered showers and isolated thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers after midnight.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Slight chance of showers.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet. Slight chance of
showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers.
.SATURDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Seas 2 to 4 feet. Slight chance of
showers and thunderstorms.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers.

$$



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