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National Weather Service Marine Forecast FZUS54 KBRO

FZUS54 KBRO 232137
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
437 PM CDT Wed Aug 23 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.

GMZ100-240330-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
437 PM CDT Wed Aug 23 2017

SYNOPSIS
Tropical Depression Harvey is organizing over the Bay
of Campeche and is forecast to move towards the Texas coastline.
Adverse marine conditions are anticipated in association with
Harvey, and mariners are urged to monitor the last coastal waters
forecasts through at least this weekend.



GMZ135-240330-
Laguna Madre from 5 nm north of Port Mansfield to Baffin Bay TX-
437 PM CDT Wed Aug 23 2017

HURRICANE WATCH IN EFFECT


TONIGHT
East winds 5 to 10 knots. A light chop on the bay.
Slight chance of showers and thunderstorms.

THURSDAY
Northeast 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
Northeast winds 10 to 15 knots. A moderate chop
on the bay. Chance of showers and thunderstorms in the evening,
then showers and thunderstorms likely after midnight.

FRIDAY
North winds 15 to 25 knots becoming northwest 20 to
30 knots with gusts to around 45 knots in the afternoon. Rough on
the bay. Showers and thunderstorms.

FRIDAY NIGHT
West winds 20 to 30 knots with gusts to around
45 knots. Rough on the bay. Showers and thunderstorms likely.

SATURDAY
Southwest winds 15 to 20 knots with gusts to around
35 knots becoming west 10 to 15 knots in the afternoon. Choppy on
the bay subsiding to a moderate chop in the afternoon. Chance of
showers and thunderstorms.

SATURDAY NIGHT
Southwest winds 10 to 15 knots becoming south
15 to 20 knots after midnight. A moderate chop on the bay
increasing to choppy after midnight. Chance of showers and
thunderstorms.

SUNDAY
Southwest winds 10 to 15 knots becoming south 5 to
10 knots in the afternoon. A moderate chop on the bay subsiding
to a light chop in the afternoon. Chance of showers and
thunderstorms.

SUNDAY NIGHT
South winds 10 to 15 knots becoming southwest
15 to 20 knots after midnight. A moderate chop on the bay
increasing to choppy after midnight. Chance of showers and
thunderstorms.

MONDAY
Southwest winds 15 to 20 knots shifting north in the
afternoon. Choppy on the bay. Chance of showers and
thunderstorms.

MONDAY NIGHT
North winds 10 to 15 knots. A moderate chop on
the bay. Slight chance of showers and thunderstorms.



GMZ155-175-240330-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
Waters from Baffin Bay to Port Mansfield extending from 20 to
60 nm-
437 PM CDT Wed Aug 23 2017

HURRICANE WATCH IN EFFECT


TONIGHT
East winds 5 to 10 knots. Seas 2 to 4 feet. Slight
chance of showers and thunderstorms.

THURSDAY
Northeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 5 to 7 feet with occasional seas
up to 8 feet. Chance of showers and thunderstorms.

THURSDAY NIGHT
Northeast winds 15 to 20 knots. Seas 7 to
10 feet with occasional seas up to 12 feet. Chance of showers and
thunderstorms in the evening, then showers and thunderstorms
likely after midnight.

FRIDAY
Northeast winds 40 to 50 knots becoming north 45 to
55 knots in the afternoon. Gusts up to 80 knots in the afternoon.
Seas 8 to 12 feet with occasional seas up to 14 feet. Showers and
thunderstorms.

FRIDAY NIGHT
West winds 45 to 55 knots becoming southwest
40 to 50 knots after midnight. Gusts up to 75 knots until early
morning. Seas 7 to 10 feet with occasional seas up to 12 feet.
Showers and thunderstorms likely.

SATURDAY
Southwest winds 20 to 30 knots with gusts to around
45 knots becoming south 15 to 20 knots in the afternoon. Seas
5 to 7 feet with occasional seas up to 8 feet. Showers and
thunderstorms likely.

SATURDAY NIGHT
South winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. Seas 4 to 6 feet with occasional seas up
to 7 feet. Chance of showers and thunderstorms.

SUNDAY
South winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Chance of showers and
thunderstorms.

SUNDAY NIGHT
South winds 15 to 20 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

MONDAY
Southwest winds 15 to 20 knots shifting north in the
afternoon. Seas 2 to 4 feet. Chance of showers and thunderstorms.

MONDAY NIGHT
North winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Seas 2 to 4 feet. Slight chance of
showers and thunderstorms.



GMZ130-132-240330-
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-
437 PM CDT Wed Aug 23 2017

TROPICAL STORM WATCH IN EFFECT


TONIGHT
East winds 5 to 10 knots. A light chop on the bay.
Slight chance of showers and thunderstorms.

THURSDAY
North winds 5 to 10 knots becoming northeast 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
Northeast winds 10 to 15 knots. A moderate chop
on the bay. Chance of showers and thunderstorms in the evening,
then showers and thunderstorms likely after midnight.

FRIDAY
Northwest winds 20 to 30 knots increasing to 25 to
35 knots in the afternoon. Gusts up to 50 knots in the afternoon.
Rough on the bay increasing to very rough in the afternoon.
Showers and thunderstorms.

FRIDAY NIGHT
Southwest winds 15 to 20 knots. Choppy on the
bay. Chance of showers and thunderstorms.

SATURDAY
Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Choppy on the bay subsiding to a
moderate chop in the afternoon. Chance of showers and
thunderstorms.

SATURDAY NIGHT
South winds 10 to 15 knots. A moderate chop on
the bay. Chance of showers and thunderstorms.

SUNDAY
South winds 10 to 15 knots. A moderate chop on the bay.
Chance of showers and thunderstorms.

SUNDAY NIGHT
South winds 10 to 15 knots. A moderate chop on
the bay. Chance of showers and thunderstorms.

MONDAY
Southwest winds 10 to 15 knots shifting north in the
afternoon. A moderate chop on the bay. Slight chance of showers
and thunderstorms.

MONDAY NIGHT
North winds 10 to 15 knots. A moderate chop on
the bay. Slight chance of showers and thunderstorms.



GMZ150-170-240330-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Waters from Port Mansfield to the Rio Grande extending from 20 to
60 nm-
437 PM CDT Wed Aug 23 2017

TROPICAL STORM WATCH IN EFFECT


TONIGHT
Northeast winds 10 to 15 knots becoming east 5 to
10 knots after midnight. Seas 2 to 4 feet. Slight chance of
showers and thunderstorms.

THURSDAY
Northeast winds 10 to 15 knots increasing to 15 to
20 knots in the afternoon. Seas 5 to 7 feet with occasional seas
up to 8 feet. Chance of showers and thunderstorms.

THURSDAY NIGHT
Northeast winds 15 to 20 knots increasing to
25 to 35 knots with gusts to around 50 knots after midnight. Seas
7 to 10 feet with occasional seas up to 12 feet. Chance of
showers and thunderstorms in the evening, then showers and
thunderstorms likely after midnight.

FRIDAY
North winds 45 to 55 knots shifting west in the
afternoon. Gusts up to 80 knots. Seas 7 to 10 feet with
occasional seas up to 12 feet. Showers and thunderstorms.

FRIDAY NIGHT
Southwest winds 35 to 45 knots with gusts to
around 75 knots diminishing to 20 to 30 knots after midnight.
Seas 5 to 8 feet with occasional seas up to 9 feet. Showers and
thunderstorms likely.

SATURDAY
Southwest winds 15 to 25 knots shifting south 15 to
20 knots in the afternoon. Seas 4 to 6 feet with occasional seas
up to 7 feet. Chance of showers and thunderstorms.

SATURDAY NIGHT
South winds 15 to 20 knots. Seas 3 to 5 feet.
Chance of showers and thunderstorms.

SUNDAY
South winds 15 to 20 knots diminishing to 10 to
15 knots in the afternoon. Seas 3 to 5 feet. Chance of showers
and thunderstorms.

SUNDAY NIGHT
South winds 15 to 20 knots. Seas 2 to 4 feet.
Chance of showers and thunderstorms.

MONDAY
Southwest winds 15 to 20 knots shifting north in the
afternoon. Seas 2 to 4 feet. Chance of showers and thunderstorms.

MONDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms.