FZUS54 KHGX 210551
CWFHGX
Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1251 AM CDT Sat Mar 21 2026
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.
GMZ300-211845-
1251 AM CDT Sat Mar 21 2026
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Dry conditions with light to moderate south to southwest winds
will prevail through the weekend. Swell may increase somewhat by
the weekend with seas up to 4 feet. Fog developing over the bays
and adjacent nearshore waters will be possible at night and early
in the mornings through at least early next week.
$$
GMZ335-211845-
Galveston Bay-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds around 10 knots. Bay waters smooth
to slightly choppy. Patchy fog late.
.SATURDAY...South winds around 10 knots, increasing to 15 to
20 knots in the afternoon. Bay waters smooth to slightly choppy,
increasing to choppy in the afternoon. Patchy fog in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy. Patchy fog after midnight.
.SUNDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Bay waters slightly choppy. Patchy fog in the morning.
.SUNDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, diminishing to around 10 knots after midnight. Bay
waters slightly choppy, diminishing to smooth after midnight.
Patchy fog after midnight.
.MONDAY...South winds 5 to 10 knots. Bay waters smooth. Patchy
fog in the morning.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
.TUESDAY...South winds around 5 knots, becoming southeast 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots, diminishing to
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters smooth.
.WEDNESDAY NIGHT...South winds 10 to 15 knots, diminishing to
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
$$
GMZ330-211845-
Matagorda Bay-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds 10 to 15 knots. Bay waters
slightly choppy. Patchy fog late.
.SATURDAY...South winds 10 to 15 knots. Bay waters slightly
choppy. Patchy fog in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Bay waters slightly choppy. Patchy fog after midnight.
.SUNDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Bay waters slightly choppy. Patchy fog in the morning.
.SUNDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters smooth.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
$$
GMZ350-355-211845-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.SATURDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around
2 feet.
$$
GMZ370-375-211845-
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-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at
6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.MONDAY...South winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
6 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
$$
CWFHGX
Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1251 AM CDT Sat Mar 21 2026
Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.
Seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
GMZ300-211845-
1251 AM CDT Sat Mar 21 2026
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Dry conditions with light to moderate south to southwest winds
will prevail through the weekend. Swell may increase somewhat by
the weekend with seas up to 4 feet. Fog developing over the bays
and adjacent nearshore waters will be possible at night and early
in the mornings through at least early next week.
$$
GMZ335-211845-
Galveston Bay-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds around 10 knots. Bay waters smooth
to slightly choppy. Patchy fog late.
.SATURDAY...South winds around 10 knots, increasing to 15 to
20 knots in the afternoon. Bay waters smooth to slightly choppy,
increasing to choppy in the afternoon. Patchy fog in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy. Patchy fog after midnight.
.SUNDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Bay waters slightly choppy. Patchy fog in the morning.
.SUNDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots, diminishing to around 10 knots after midnight. Bay
waters slightly choppy, diminishing to smooth after midnight.
Patchy fog after midnight.
.MONDAY...South winds 5 to 10 knots. Bay waters smooth. Patchy
fog in the morning.
.MONDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
.TUESDAY...South winds around 5 knots, becoming southeast 10 to
15 knots in the afternoon. Bay waters smooth, increasing to
slightly choppy in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots, diminishing to
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters smooth.
.WEDNESDAY NIGHT...South winds 10 to 15 knots, diminishing to
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
$$
GMZ330-211845-
Matagorda Bay-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds 10 to 15 knots. Bay waters
slightly choppy. Patchy fog late.
.SATURDAY...South winds 10 to 15 knots. Bay waters slightly
choppy. Patchy fog in the morning.
.SATURDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Bay waters slightly choppy. Patchy fog after midnight.
.SUNDAY...South winds 10 to 15 knots with gusts up to 20 knots.
Bay waters slightly choppy. Patchy fog in the morning.
.SUNDAY NIGHT...South winds 10 to 15 knots. Bay waters slightly
choppy.
.MONDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...Southeast winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth.
.WEDNESDAY...South winds 5 to 10 knots. Bay waters smooth.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south
around 10 knots after midnight. Bay waters slightly choppy,
diminishing to smooth after midnight.
$$
GMZ350-355-211845-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds around 10 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 5 seconds.
.SATURDAY...South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 5 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas around
2 feet.
$$
GMZ370-375-211845-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
1251 AM CDT Sat Mar 21 2026
.REST OF TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds.
.SATURDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.SATURDAY NIGHT...South winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at
6 seconds.
.SUNDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.SUNDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 6 seconds.
.MONDAY...South winds 5 to 10 knots, becoming east in the
afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at
6 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.TUESDAY...Southeast winds 5 to 10 knots. Seas around 2 feet.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around
2 feet.
.WEDNESDAY...South winds 5 to 10 knots. Seas around 2 feet.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet.
$$