Preview of NWS' New Version of Forecast
This preview is not operational and should not be used for support decisions.

Coastal Waters Forecast (CWF)

Issued by Brownsville/Rio Grande Valley, TX (BRO)

                            
143 
FZUS54 KBRO 221456
CWFBRO

Coastal Waters Forecast
National Weather Service Brownsville TX
956 AM CDT Fri Jun 22 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.

GMZ100-230300-
Synopsis for Baffin Bay to Rio Grande out 60 nm-
956 AM CDT Fri Jun 22 2018

.SYNOPSIS...Slightly adverse marine conditions are expected along
the Lower Texas Coast through the next several days with moderate
to breezy winds and moderate to rough seas in place. Small Craft 
Exercise Caution is likely to be needed for all or portions of the
Lower Texas coastal waters. 

$$

GMZ130-132-135-230300-
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-
956 AM CDT Fri Jun 22 2018

.REST OF TODAY...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. Slight chance of showers and
thunderstorms. 
.TONIGHT...South winds 10 to 15 knots. A moderate chop on the
bay. 
.SATURDAY...Southeast winds 15 to 20 knots. Choppy on the bay. 
.SATURDAY NIGHT...Southeast winds 15 to 20 knots becoming south
10 to 15 knots after midnight. Choppy on the bay subsiding to a
moderate chop after midnight. 
.SUNDAY...Southeast winds 15 to 20 knots. Choppy on the bay. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots diminishing to
10 to 15 knots after midnight. Choppy on the bay subsiding to a
moderate chop after midnight. Slight chance of showers and
thunderstorms. 
.MONDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. Chance of showers and thunderstorms. 
.MONDAY 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 and thunderstorms. 
.TUESDAY...Southeast winds 10 to 15 knots. A moderate chop on the
bay. Slight chance of showers and thunderstorms. 
.TUESDAY 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. 

$$

GMZ150-155-230300-
Coastal waters from Port Mansfield to the Rio Grande out 20 nm-
Coastal waters from Baffin Bay to Port Mansfield out 20 nm-
956 AM CDT Fri Jun 22 2018

.REST OF TODAY...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. 
.TONIGHT...Southeast winds 10 to 15 knots becoming south 15 to
20 knots after midnight. Seas 2 to 4 feet. 
.SATURDAY...South winds 15 to 20 knots. Seas 3 to 5 feet. 
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 3 to 5 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Seas 3 to 5 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 2 to 4 feet.
Slight chance of showers and thunderstorms. 
.MONDAY...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Chance of showers and thunderstorms. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms. 
.TUESDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. 
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. 

$$

GMZ170-175-230300-
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-
956 AM CDT Fri Jun 22 2018

.REST OF TODAY...Southeast winds 5 to 10 knots increasing to
10 to 15 knots in the afternoon. Seas 3 to 5 feet. Slight chance
of showers and thunderstorms. 
.TONIGHT...Southeast winds 10 to 15 knots becoming south 15 to
20 knots after midnight. Seas 3 to 5 feet. 
.SATURDAY...South winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. 
.SATURDAY NIGHT...South winds 15 to 20 knots. Seas 4 to 6 feet
with occasional seas up to 7 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Seas 4 to 6 feet with
occasional seas up to 7 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet.
Slight chance of showers and thunderstorms. 
.MONDAY...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. Chance of showers and
thunderstorms. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots increasing to
15 to 20 knots after midnight. Seas 5 to 7 feet with occasional
seas up to 8 feet. Slight chance of showers and thunderstorms. 
.TUESDAY...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 8 feet. 
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to
5 feet. 

$$