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National Weather Service Marine Forecast FZUS54 KBRO

FZUS54 KBRO 161519
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
919 AM CST Fri Nov 16 2018

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.

GMZ100-162215-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
919 AM CST Fri Nov 16 2018

SYNOPSIS
Weak high pressure situated over the western Gulf of
Mexico will continue supporting light surface winds and low seas
today. A slight increase of onshore flow with little change in the
sea state for the weekend. Increasing moisture and an approaching
cold front are expected by Sunday night with the chance of
showers and thunderstorms into early next week. Elevated seas and 
moderate winds are expected behind the front late Sunday through
Tuesday Night due to a lingering surface trough of low pressure
near the Texas coastline. Small Craft Advisories may be needed
across the lower Texas Gulf Waters Sunday Night and Monday.



GMZ130-132-135-162215-
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-
919 AM CST Fri Nov 16 2018

REST OF TODAY
South winds around 5 knots becoming southeast in
the afternoon. Smooth on the bay building to a light chop in the
afternoon.

TONIGHT
Southeast winds 5 to 10 knots. A light chop on the
bay.

SATURDAY
Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. A light chop on the bay building to a
moderate chop in the afternoon.

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. Chance of showers.

SUNDAY
East winds 10 to 15 knots. A moderate chop on the bay.
Showers likely.

SUNDAY NIGHT
Northeast winds 10 to 15 knots. A moderate chop
on the bay. Showers likely.

MONDAY
Northeast winds 10 to 15 knots. A moderate chop on the
bay. Showers likely and isolated thunderstorms.

MONDAY NIGHT
North winds 5 to 10 knots increasing to 10 to
15 knots after midnight. A light chop on the bay building to a
moderate chop after midnight. Showers likely.

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

TUESDAY 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 showers.



GMZ150-155-162215-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
919 AM CST Fri Nov 16 2018

REST OF TODAY
South winds around 5 knots becoming southeast in
the afternoon. Seas 2 feet or less.

TONIGHT
Southeast winds 5 to 10 knots. Seas 2 feet or less.

SATURDAY
Southeast winds 10 to 15 knots. Seas 2 feet or less
building to 2 to 3 feet in the afternoon.

SATURDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers.

SUNDAY
East winds 10 to 15 knots. Seas 3 to 5 feet. Showers
likely.

SUNDAY NIGHT
East winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Showers likely.

MONDAY
East winds 10 to 15 knots. Seas 3 to 5 feet. Showers
likely and isolated thunderstorms.

MONDAY NIGHT
Northeast winds 5 to 10 knots becoming north
10 to 15 knots after midnight. Seas 3 to 5 feet. Showers likely.

TUESDAY
North winds 10 to 15 knots. Seas 3 to 5 feet. Chance
of showers.

TUESDAY NIGHT
Northeast winds 10 to 15 knots diminishing to
5 to 10 knots after midnight. Seas 3 to 5 feet. Chance of
showers.



GMZ170-175-162215-
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-
919 AM CST Fri Nov 16 2018

REST OF TODAY
Southeast winds 5 to 10 knots. Seas 2 feet or
less.

TONIGHT
Southeast winds 5 to 10 knots. Seas 2 feet or less.

SATURDAY
Southeast winds 10 to 15 knots. Seas 2 to 4 feet.

SATURDAY NIGHT
Southeast winds 10 to 15 knots. Seas 2 to
4 feet. Chance of showers.

SUNDAY
East winds 10 to 15 knots. Seas 3 to 5 feet. Showers
likely.

SUNDAY NIGHT
East winds 15 to 20 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Showers likely.

MONDAY
East winds 10 to 15 knots. Seas 3 to 5 feet. Showers
likely and isolated thunderstorms.

MONDAY NIGHT
East winds 5 to 10 knots. Seas 3 to 5 feet.
Showers likely.

TUESDAY
North winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. Chance of showers.

TUESDAY NIGHT
Northeast winds 10 to 15 knots shifting east
after midnight. Seas 3 to 5 feet. Chance of showers.