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National Weather Service Marine Forecast FZUS54 KBRO

FZUS54 KBRO 181600
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
1100 AM CDT Fri Sep 18 2020

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.

GMZ100-182200-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
1100 AM CDT Fri Sep 18 2020

SYNOPSIS
Tropical Depression 22 over the western Gulf of
Mexico is expected to gradually strengthen and move towards the
Texas coast during the forecast period. Hazardous wind and sea
conditions are likely along the lower Texas Coast and mariners
are urged to monitor the latest advisories on the tropical
depression through the next several days before planning
excursions offshore.



GMZ130-132-135-182200-
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-
1100 AM CDT Fri Sep 18 2020

Small craft should exercise caution


REST OF TODAY
North winds 10 to 15 knots becoming northeast
15 to 20 knots in the afternoon. A moderate chop on the bay
building to choppy in the afternoon. Showers and thunderstorms
likely.

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

SATURDAY
North winds 15 to 20 knots. Choppy on the bay. Slight
chance of showers and thunderstorms.

SATURDAY NIGHT
North winds 15 to 20 knots shifting northwest
15 to 25 knots after midnight. Choppy on the bay building to
rough after midnight. Chance of showers and thunderstorms.

SUNDAY
 Tropical storm conditions possible. North winds 20 to
25 knots. Rough on the bay. Showers and thunderstorms likely.

SUNDAY NIGHT
 Tropical storm conditions possible. Showers and
thunderstorms.

MONDAY
 Tropical storm conditions possible. Showers and
thunderstorms.

MONDAY NIGHT
 Tropical storm conditions possible. Showers and
thunderstorms likely.

TUESDAY
 Tropical storm conditions possible. Showers and
thunderstorms likely.



GMZ150-155-182200-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
1100 AM CDT Fri Sep 18 2020

Small craft should exercise caution


REST OF TODAY
Northeast winds 10 to 15 knots increasing to
15 to 20 knots in the afternoon. Seas 3 to 5 feet. Showers and
thunderstorms likely.

TONIGHT
North winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Chance of showers and
thunderstorms.

SATURDAY
North winds 15 to 20 knots increasing to 20 to
25 knots in the afternoon. Seas 8 to 10 feet with occasional seas
up to 12 feet. Chance of showers and thunderstorms.

SATURDAY NIGHT
 Tropical storm conditions possible. North
winds 15 to 25 knots shifting northwest 20 to 25 knots with gusts
to around 35 knots after midnight. Seas 10 to 12 feet with
occasional seas up to 14 feet. Chance of showers and
thunderstorms.

SUNDAY
 Tropical storm conditions possible. North winds 20 to
25 knots becoming 20 to 30 knots in the afternoon. Seas 13 to
15 feet with occasional seas up to 18 feet. Showers and
thunderstorms likely.

SUNDAY NIGHT
 Tropical storm conditions possible. Showers and
thunderstorms.

MONDAY
 Tropical storm conditions possible. Showers and
thunderstorms.

MONDAY NIGHT
 Tropical storm conditions possible. Showers and
thunderstorms likely.

TUESDAY
 Tropical storm conditions possible. Showers and
thunderstorms likely.



GMZ170-175-182200-
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-
1100 AM CDT Fri Sep 18 2020

Small craft should exercise caution


REST OF TODAY
Northeast winds 10 to 15 knots increasing to
15 to 20 knots in the afternoon. Seas 4 to 6 feet with occasional
seas up to 7 feet. Showers and thunderstorms likely.

TONIGHT
Northeast winds 15 to 20 knots. Seas 6 to 8 feet with
occasional seas up to 9 feet. Chance of showers and
thunderstorms.

SATURDAY
North winds 20 to 25 knots. Gusts up to 35 knots in
the afternoon. Seas 9 to 11 feet with occasional seas up to
13 feet. Chance of showers and thunderstorms.

SATURDAY NIGHT
 Tropical storm conditions possible. North
winds 20 to 25 knots with gusts to around 35 knots. Seas 11 to
13 feet with occasional seas up to 16 feet. Showers and
thunderstorms likely.

SUNDAY
 Tropical storm conditions possible. North winds 25 to
35 knots with gusts to around 45 knots increasing to 35 to
45 knots with gusts to around 55 knots in the afternoon. Seas
14 to 16 feet with occasional seas up to 19 feet. Showers and
thunderstorms.

SUNDAY NIGHT
 Hurricane conditions possible. Showers and
thunderstorms.

MONDAY
 Tropical storm conditions possible. Showers and
thunderstorms.

MONDAY NIGHT
 Tropical storm conditions possible. Showers and
thunderstorms.

TUESDAY
 Hurricane conditions possible. Showers and
thunderstorms.