Coastal Waters Forecast
Issued by NWS Brownsville, TX

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307
FZUS54 KBRO 190900
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
400 AM CDT Thu Sep 19 2024

Lower Texas coastal waters from Baffin Bay to the mouth of the
Rio Grande out 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.

GMZ100-192200-
400 AM CDT Thu Sep 19 2024

.SYNOPSIS...Surface high pressure centered over the central to
northwest Gulf of Mexico will produce light to moderate
southeasterly winds and low to moderate seas along the Lower
Texas Coast for the next several days. Isolated showers and
thunderstorms will be possible and could result in elevated winds
and seas.

$$

GMZ130-132-135-192200-
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-
400 AM CDT Thu Sep 19 2024

.TODAY...Southeast winds around 5 knots, becoming 5 to 10 knots
this afternoon. Light chop on the bay. A slight chance of
showers. A slight chance of thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots, becoming around 5 knots
early in the morning. Light chop on the bay, diminishing to
smooth early in the morning.
.FRIDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Light chop on the bay. A slight chance of showers in
the morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A chance of showers early in the evening.
.SATURDAY...Southeast winds 5 to 10 knots, becoming east 10 to
15 knots late in the afternoon. Light chop on the bay, increasing
to a moderate chop late in the afternoon. A slight chance of
showers. A slight chance of thunderstorms in the afternoon.
.SATURDAY NIGHT...Southeast winds around 10 knots, becoming 5 to
10 knots early in the morning. Light chop on the bay. A slight
chance of showers early in the evening.
.SUNDAY...Southeast winds 5 to 10 knots, becoming east late in
the afternoon. Light chop on the bay. A slight chance of showers
in the afternoon.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Light chop on the
bay. A slight chance of showers early in the evening. A slight
chance of showers after midnight.
.MONDAY...East winds around 5 knots, becoming 5 to 10 knots in
the afternoon. Light chop on the bay. A chance of showers. A
slight chance of thunderstorms in the morning, then a chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
after midnight. Light chop on the bay. A chance of showers and
thunderstorms early in the evening. A slight chance of showers
and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ150-155-192200-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
400 AM CDT Thu Sep 19 2024

.TODAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 1 foot at 4 seconds. A slight chance of
thunderstorms. Isolated showers.
.TONIGHT...Southeast winds around 10 knots, becoming 5 to
10 knots early in the morning. Seas 1 to 2 feet. Wave Detail:
East 1 foot at 4 seconds. A slight chance of showers after
midnight. A slight chance of showers and thunderstorms early in
the morning.
.FRIDAY...Southeast winds around 5 knots, becoming east in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
4 seconds. A slight chance of showers. A slight chance of
thunderstorms early in the morning. A slight chance of
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of
showers early in the evening. A slight chance of showers after
midnight.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 4 seconds. A slight chance of
showers.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 4 seconds. A slight
chance of showers.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
A slight chance of showers early in the evening. A slight chance
of showers after midnight.
.MONDAY...East winds around 5 knots, becoming 5 to 10 knots in
the afternoon. Seas 2 to 3 feet. A chance of showers with a
slight chance of thunderstorms.
.MONDAY NIGHT...East winds around 10 knots, becoming southeast
after midnight. Seas 2 to 3 feet. A slight chance of
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ170-175-192200-
Gulf waters from Port Mansfield to the Rio Grande extending from
20 to 60 nm-
Gulf waters from Baffin Bay to Port Mansfield extending from
20 to 60 nm-
400 AM CDT Thu Sep 19 2024

.TODAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds. A slight chance of showers
and thunderstorms.
.TONIGHT...Southeast winds around 10 knots, becoming 5 to
10 knots after midnight. Seas 1 to 2 feet. Wave Detail: East
2 feet at 4 seconds. A slight chance of showers and thunderstorms
early in the evening. A slight chance of showers after midnight.
A slight chance of thunderstorms early in the morning.
.FRIDAY...South winds around 5 knots, becoming east in the
afternoon. Seas 1 to 2 feet. Wave Detail: Southeast 1 foot at
4 seconds. A slight chance of showers in the morning. A slight
chance of thunderstorms. A chance of showers in the afternoon.
.FRIDAY NIGHT...East winds around 10 knots, becoming southeast
early in the morning. Seas 2 to 3 feet. Wave Detail: East 2 feet
at 4 seconds. A slight chance of showers. A slight chance of
thunderstorms early in the evening. A slight chance of
thunderstorms early in the morning.
.SATURDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 4 seconds. A slight chance of
thunderstorms early in the morning. A slight chance of showers.
.SATURDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of
showers.
.SUNDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers. A slight chance of thunderstorms late
in the evening.
.MONDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. A chance of
showers with a slight chance of thunderstorms.
.MONDAY NIGHT...East winds 5 to 10 knots, becoming southeast
early in the morning. Seas 2 to 3 feet. A slight chance of
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$