Texas General Land Office
 Texas General Land Office
 Commissioner Dawn Buckingham, M.D.

 Oil Spill Prevention
 & Response

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Supporting Oil Spill Prevention and
Response since 1995
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Development of TABS paper(pdf)
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Texas Coastal Marine Forecast
Expires:202404250930;;311107
FZUS54 KLCH 242032
CWFLCH

Coastal Waters Forecast
National Weather Service Lake Charles LA
332 PM CDT Wed Apr 24 2024

Coastal waters from the Lower Atchafalaya River LA to High 
Island TX out 60 nautical miles including Sabine and 
Calcasieu Lakes and Vermilion and Cote Blanche Bays

Seas are provided as a range of the average height of the
highest one third of the waves, along with the occasional 
height of the average highest ten percent of the waves.


GMZ400-250930-
332 PM CDT Wed Apr 24 2024

.SYNOPSIS...
Onshore flow will slowly increase into this evening with winds 
building to 10 knots during the overnight hours. During this time
waves will be less than four feet. Starting on Thursday winds 
will start to increase becoming moderate to strong. Winds will 
continue to increase on Friday with gusts up to 30 knots. Waves 
will also build in the outer waters possibly reaching 7 feet or 
more by Friday morning. Lakes and bays will be rough to very rough
conditions.

A Small Craft Advisory is likely starting on Thursday and lasting
through Friday as the pressure gradient further tightens across
the area building seas further into the weekend under a strong 
southerly regime. 

$$


Expires:202404250830;;308727
FZUS54 KHGX 241955
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
255 PM CDT Wed Apr 24 2024

Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.

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.


GMZ370-375-250830-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
255 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. 
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. 
.THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to
5 feet, building to 5 to 7 feet with occasional seas up to 9 feet
after midnight. 
.FRIDAY...Southeast winds 20 to 25 knots. Seas 6 to 7 feet with
occasional seas up to 9 feet. 
.FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. 
.SATURDAY...Southeast winds around 30 knots with gusts up to
40 knots. Seas 7 to 10 feet with occasional seas up to 13 feet,
building to 9 to 10 feet with occasional seas up to 13 feet in
the afternoon. 
.SATURDAY NIGHT...Southeast winds 20 to 25 knots. Gusts to
35 knots in the evening. Seas 8 to 10 feet with occasional seas
up to 13 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Seas 7 to 9 feet with
occasional seas up to 11 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 6 to 8 feet
with occasional seas up to 10 feet. 
.MONDAY...Southeast winds 10 to 15 knots. Seas 5 to 7 feet with
occasional seas up to 9 feet. A chance of showers. A chance of
thunderstorms in the afternoon. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 5 to 6 feet
with occasional seas up to 8 feet. 

Winds and seas higher in and near thunderstorms.

$$

Expires:202404250830;;308726
FZUS54 KHGX 241955
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
255 PM CDT Wed Apr 24 2024

Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.

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.


GMZ350-355-250830-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
255 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. 
.THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 4 feet. 
.THURSDAY NIGHT...Southeast winds around 20 knots, increasing to
20 to 25 knots after midnight. Seas 4 to 6 feet with occasional
seas up to 8 feet. 
.FRIDAY...South winds 20 to 25 knots, becoming southeast around
20 knots late. Seas 5 to 7 feet with occasional seas up to
9 feet. 
.FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 5 to 7 feet
with occasional seas up to 9 feet. 
.SATURDAY...Southeast winds around 30 knots with gusts up to
40 knots. Seas 6 to 9 feet with occasional seas up to 11 feet. 
.SATURDAY NIGHT...Southeast winds around 30 knots, diminishing to
around 20 knots after midnight. Seas 7 to 10 feet with occasional
seas up to 13 feet, subsiding to 7 to 8 feet with occasional seas
up to 10 feet after midnight. 
.SUNDAY...Southeast winds 15 to 20 knots. Seas 5 to 8 feet with
occasional seas up to 10 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Seas 5 to 7 feet
with occasional seas up to 9 feet. 
.MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet with
occasional seas up to 8 feet. A chance of showers and
thunderstorms. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 5 feet.

Winds and seas higher in and near thunderstorms.

$$


Expires:202404250830;;308725
FZUS54 KHGX 241955
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
255 PM CDT Wed Apr 24 2024

Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.

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.


GMZ330-250830-
Matagorda Bay-
255 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds around 15 knots. Bay waters slightly 
choppy. 
.THURSDAY...Southeast winds around 15 knots, increasing to 15 to
20 knots in the afternoon. Bay waters choppy. 
.THURSDAY NIGHT...Southeast winds 20 to 25 knots. Bay waters
rough. 
.FRIDAY...South winds 20 to 25 knots. Bay waters rough. 
.FRIDAY NIGHT...Southeast winds 20 to 25 knots. Bay waters rough.
.SATURDAY...Southeast winds 20 to 25 knots, increasing to around
30 knots in the afternoon. Bay waters rough, becoming very rough
in the afternoon. 
.SATURDAY NIGHT...Southeast winds around 30 knots, diminishing to
around 20 knots after midnight. Bay waters very rough, becoming
choppy after midnight. 
.SUNDAY...Southeast winds 15 to 20 knots. Bay waters choppy. 
.SUNDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy. A chance of showers and thunderstorms in the
evening. 
.MONDAY...Southeast winds around 10 knots. Bay waters smooth to
slightly choppy. A chance of showers and thunderstorms. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters
slightly choppy. 

Winds and waves higher in and near thunderstorms.

$$


Expires:202404250830;;308723
FZUS54 KHGX 241955
CWFHGX

Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
255 PM CDT Wed Apr 24 2024

Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.

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.


GMZ300-250830-
Synopsis for High Island to the Matagorda Ship Channel out
60 nautical miles including Galveston and Matagorda Bays
255 PM CDT Wed Apr 24 2024

.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM including
Galveston and Matagorda Bays.

Moderate onshore flow and fairly low seas will continue through 
Thursday morning. Winds and seas will be on an upward climb late 
Thursday and into the weekend as a long fetch of moderate to 
strong southeast winds set up across the Gulf. Small Craft 
Advisories are likely Friday into Saturday night.

$$


Expires:202404250800;;306202
FZUS54 KCRP 241906
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
206 PM CDT Wed Apr 24 2024

Middle Texas coastal waters from Baffin Bay to Matagorda ship
channel out to 60 nautical miles.
 
Seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


GMZ270-275-250800-
Waters from Baffin Bay to Port Aransas from 20 to 60 NM-
Waters from Port Aransas to Matagorda Ship Channel from 20 to
60 NM-
206 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 4 feet, occasionally seas around 5 feet. 
.THURSDAY...Southeast winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Waves 3 to 5 feet, occasionally seas
up to 6 feet. 
.THURSDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Waves 5 to 7 feet, occasionally seas up to 9 feet,
building to 6 to 9 feet, occasionally seas up to 11 feet after
midnight. 
.FRIDAY...Southeast winds 20 to 25 knots, diminishing to 15 to
20 knots in the afternoon. Waves 7 to 9 feet, occasionally seas
up to 11 feet. 
.FRIDAY NIGHT...Southeast winds 15 to 20 knots, increasing to
20 to 25 knots after midnight. Waves 7 to 8 feet, occasionally
seas up to 10 feet, building to 7 to 10 feet, occasionally seas
up to 13 feet after midnight. 
.SATURDAY...Southeast winds 20 to 25 knots with gusts up to
35 knots. Waves 8 to 10 feet, occasionally seas up to 13 feet. 
.SATURDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Waves 8 to 9 feet, occasionally seas up to 11 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Waves 7 to 9 feet,
occasionally seas up to 11 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Waves 6 to
8 feet, occasionally seas up to 10 feet. 
.MONDAY...Southeast winds 10 to 15 knots. Waves 5 to 7 feet,
occasionally seas up to 9 feet. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Waves 5 to
6 feet, occasionally seas up to 8 feet. 

$$

Expires:202404250800;;306201
FZUS54 KCRP 241906
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
206 PM CDT Wed Apr 24 2024

Middle Texas coastal waters from Baffin Bay to Matagorda ship
channel out to 60 nautical miles.
 
Seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


GMZ250-250800-
Coastal waters from Baffin Bay to Port Aransas out 20 NM-
206 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds 10 to 15 knots. Waves 2 to 3 feet. 
.THURSDAY...Southeast winds 10 to 15 knots with gusts up to
20 knots, increasing to 20 to 25 knots with gusts up to 30 knots
in the afternoon. Waves 3 to 4 feet, occasionally seas around
5 feet, building to 4 to 6 feet, occasionally seas up to 8 feet
in the afternoon. 
.THURSDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
30 knots. Waves 5 to 7 feet, occasionally seas up to 9 feet. 
.FRIDAY...Southeast winds 20 to 25 knots with gusts up to
30 knots. Waves 6 to 8 feet, occasionally seas up to 10 feet. 
.FRIDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
30 knots. Waves 6 to 9 feet, occasionally seas up to 11 feet. 
.SATURDAY...Southeast winds 20 to 25 knots with gusts up to
30 knots. Waves 6 to 9 feet, occasionally seas up to 11 feet. 
.SATURDAY NIGHT...Southeast winds 20 to 25 knots with gusts up to
30 knots. Waves 6 to 8 feet, occasionally seas up to 10 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Waves 6 to 8 feet,
occasionally seas up to 10 feet. 
.SUNDAY NIGHT...Southeast winds 15 to 20 knots. Waves 5 to
7 feet, occasionally seas up to 9 feet. 
.MONDAY...Southeast winds 10 to 15 knots. Waves 4 to 6 feet,
occasionally seas up to 8 feet. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Waves 4 to
5 feet, occasionally seas up to 6 feet. 

$$


Expires:202204060415;;857702
FZUS54 KCRP 051559 AAA
CWFCRP

Coastal Waters Forecast...UPDATED
National Weather Service Corpus Christi TX
1059 AM CDT Tue Apr 5 2022

Middle Texas coastal waters from Baffin Bay to Matagorda ship channel
out to 60 nautical miles.
 
Seas are provided as a range of the average height of the highest 1/3
of the waves...along with occasional height of the average highest
10 percent of the waves. 
 

GMZ230-060415-
Bays and Waterways from Baffin Bay to Port Aransas-
1059 AM CDT Tue Apr 5 2022

.REST OF TODAY...Southeast wind 5 to 10 knots. Bays smooth. 
.TONIGHT...Southeast wind around 10 knots shifting south after
midnight. Bays slightly choppy to occasionally choppy. A slight
chance of showers and thunderstorms in the evening. Patchy fog in
the evening. Areas of fog after midnight. 
.WEDNESDAY...Southwest wind 10 to 15 knots becoming north 15 to
20 knots in the afternoon. Bays choppy to occasionally rough.
Patchy fog in the morning. 
.WEDNESDAY NIGHT...North wind 20 to 25 knots. Bays choppy to
rough. 
.THURSDAY...Northeast wind 15 to 20 knots. Bays choppy to
occasionally rough. 
.THURSDAY NIGHT...Northeast wind 10 to 15 knots. Bays slightly
choppy to occasionally choppy. 
.FRIDAY...North wind 10 to 15 knots shifting southeast in the
afternoon. Bays slightly choppy to occasionally choppy. 
.FRIDAY NIGHT...Southeast wind 15 to 20 knots becoming south
10 to 15 knots after midnight. Bays choppy. 
.SATURDAY...South wind 10 to 15 knots becoming southeast 15 to
20 knots in the afternoon. Bays choppy. 
.SATURDAY NIGHT...Southeast wind around 20 knots. Bays choppy to
occasionally rough. 

$$


Expires:202404250800;;306197
FZUS54 KCRP 241906
CWFCRP

Coastal Waters Forecast for Texas
National Weather Service Corpus Christi TX
206 PM CDT Wed Apr 24 2024

Middle Texas coastal waters from Baffin Bay to Matagorda ship
channel out to 60 nautical miles.
 
Seas are provided as a range of the average height of the highest
1/3 of the waves...along with occasional height of the average
highest 10 percent of the waves. 
 


GMZ200-250800-
206 PM CDT Wed Apr 24 2024

.SYNOPSIS FOR THE MIDDLE TEXAS COASTAL WATERS...

Weak to moderate onshore flow expected this afternoon and tonight.
Generally moderate onshore flow will develop Thursday afternoon, 
as an upper level disturbance approaches the southwestern United 
States.  Onshore flow is forecast to strengthen to moderate to 
strong levels Thursday night, with periods of Small Craft Advisory
or Small Craft Excersise Caution conditions persisting through 
Monday. Winds become weak to moderate during the day Monday and 
will persist through the remainder of the period. Isolated showers
and thunderstorms will be possible daily Friday, and Sunday 
through Tuesday as a couple weak disturbances moves over the area.


$$


Expires:202404250930;;312303
FZUS54 KBRO 242103
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
403 PM CDT Wed Apr 24 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.


GMZ100-250930-
403 PM CDT Wed Apr 24 2024

.SYNOPSIS...

A strengthening surface pressure gradient over the region will
result in strengthening southeasterly winds Thursday through
Saturday night. These stronger winds will result in adverse marine
conditions with building seas and heightened rip current risk
beginning Thursday and persisting into the weekend.

$$


Expires:202404250930;;312305
FZUS54 KBRO 242103
CWFBRO

Coastal Waters Forecast for the Lower Texas Coast
National Weather Service Brownsville TX
403 PM CDT Wed Apr 24 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.


GMZ150-155-250930-
Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
403 PM CDT Wed Apr 24 2024

.TONIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet. 
.THURSDAY...Southeast winds 15 to 20 knots. Gusts to 30 knots in
the afternoon. Seas 3 to 5 feet. 
.THURSDAY NIGHT...Southeast winds 15 to 20 knots with gusts up to
30 knots. Seas 5 to 7 feet, with occasional seas up to 8 feet. 
.FRIDAY...Southeast winds 20 to 25 knots with gusts up to
35 knots. Seas 5 to 7 feet, with occasional seas up to 8 feet. 
.FRIDAY NIGHT...Southeast winds 15 to 20 knots. Gusts to 30 knots
in the evening. Seas 5 to 7 feet, with occasional seas up to
8 feet. 
.SATURDAY...Southeast winds 20 to 25 knots with gusts up to
35 knots. Seas 6 to 8 feet, with occasional seas up to 9 feet. 
.SATURDAY NIGHT...Southeast winds 25 to 30 knots decreasing to
15 to 20 knots after midnight. Seas 6 to 8 feet, with occasional
seas up to 9 feet. 
.SUNDAY...Southeast winds 15 to 20 knots. Gusts to 30 knots in
the morning. Seas 6 to 8 feet, with occasional seas up to 9 feet.
.SUNDAY NIGHT...Southeast winds around 15 knots. Seas 5 to
7 feet, with occasional seas up to 8 feet. 
.MONDAY...Southeast winds 10 to 15 knots. Seas 4 to 6 feet, with
occasional seas up to 7 feet. A slight chance of showers and
thunderstorms in the afternoon. 
.MONDAY NIGHT...Southeast winds 10 to 15 knots. Seas 4 to 6 feet,
with occasional seas up to 7 feet. A slight chance of showers and
thunderstorms. 

Winds and seas higher in and near thunderstorms.

$$