FZUS54 KHGX 151803
CWFHGX
Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1203 PM CST Mon Dec 15 2025
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.
GMZ300-160630-
1203 PM CST Mon Dec 15 2025
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Winds will gradually veer around to the east and southeast tonight
and Tuesday as high pressure tracks away from the region. Light
onshore flow continues in advance of the next front expected to
push off the coast Thursday night. Patchy fog is a possibility in
the northern bays Tuesday and Wednesday nights. Onshore winds
resume Friday night.
$$
GMZ335-160630-
Galveston Bay-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 5 to 10 knots becoming east by
evening. Bay waters smooth.
.TONIGHT...East winds around 5 knots. Bay waters smooth.
.TUESDAY...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth. A
chance of showers after midnight. Patchy fog late.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers in the morning. Patchy morning fog.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. Patchy fog after midnight.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters smooth.
.THURSDAY NIGHT...North winds 15 to 20 knots. Bay waters choppy.
.FRIDAY...Northeast winds 15 knots, becoming east 10 to 15 knots in
the afternoon. Bay waters slightly choppy, diminishing to smooth
to slightly choppy in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
$$
GMZ330-160630-
Matagorda Bay-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 5 to 10 knots becoming east by
evening. Bay waters smooth.
.TONIGHT...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. A chance of showers after midnight. Patchy fog late.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers. Patchy morning fog.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters smooth.
.THURSDAY NIGHT...North winds 15 to 20 knots. Bay waters choppy.
.FRIDAY...Northeast winds near 15 knots becoming east 10 to 15 knots.
Bay waters slightly choppy to choppy.
.FRIDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
$$
GMZ350-355-160630-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 10 knots. Seas 2 to 4 feet.
Wave Detail: East 4 feet at 7 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 5 seconds. A chance of
showers after midnight.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A chance of showers.
.WEDNESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.THURSDAY...Southwest winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet.
.FRIDAY...Northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. Seas 3 to 5 feet.
.FRIDAY NIGHT...East winds around 10 knots, becoming south after
midnight. Seas 2 to 3 feet.
$$
GMZ370-375-160630-
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-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 10 to 15 knots. Seas 3 to 5
feet. Wave Detail: Northeast 5 feet at 7 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave
Detail: East 4 feet at 7 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 7 seconds and southeast
2 feet at 4 seconds. A chance of showers after midnight.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.THURSDAY...Southwest winds 10 to 15 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...North winds 20 to 25 knots. Seas 3 to 5 feet,
building to 5 to 7 feet, occasionally to 9 feet after midnight.
.FRIDAY...Northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
after midnight. Seas 3 to 4 feet.
$$
CWFHGX
Coastal Waters Forecast for Texas
National Weather Service Houston/Galveston TX
1203 PM CST Mon Dec 15 2025
Upper Texas coastal waters from High Island to the Matagorda Ship
Channel out 60 nautical miles including Galveston and Matagorda
Bays.
Seas are provided as a range of the average height of the highest
1/3 of the waves...along with the occasional height of the
average highest 10 percent of the waves.
GMZ300-160630-
1203 PM CST Mon Dec 15 2025
.Synopsis For High Island to the Matagorda Ship Channel Out 60 NM
including Galveston and Matagorda Bays.
Winds will gradually veer around to the east and southeast tonight
and Tuesday as high pressure tracks away from the region. Light
onshore flow continues in advance of the next front expected to
push off the coast Thursday night. Patchy fog is a possibility in
the northern bays Tuesday and Wednesday nights. Onshore winds
resume Friday night.
$$
GMZ335-160630-
Galveston Bay-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 5 to 10 knots becoming east by
evening. Bay waters smooth.
.TONIGHT...East winds around 5 knots. Bay waters smooth.
.TUESDAY...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...East winds 5 to 10 knots. Bay waters smooth. A
chance of showers after midnight. Patchy fog late.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers in the morning. Patchy morning fog.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. Patchy fog after midnight.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters smooth.
.THURSDAY NIGHT...North winds 15 to 20 knots. Bay waters choppy.
.FRIDAY...Northeast winds 15 knots, becoming east 10 to 15 knots in
the afternoon. Bay waters slightly choppy, diminishing to smooth
to slightly choppy in the afternoon.
.FRIDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
$$
GMZ330-160630-
Matagorda Bay-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 5 to 10 knots becoming east by
evening. Bay waters smooth.
.TONIGHT...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY...East winds 5 to 10 knots. Bay waters smooth.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters
smooth. A chance of showers after midnight. Patchy fog late.
.WEDNESDAY...Southeast winds 5 to 10 knots. Bay waters smooth. A
chance of showers. Patchy morning fog.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Bay waters smooth.
.THURSDAY...Southwest winds 5 to 10 knots. Bay waters smooth.
.THURSDAY NIGHT...North winds 15 to 20 knots. Bay waters choppy.
.FRIDAY...Northeast winds near 15 knots becoming east 10 to 15 knots.
Bay waters slightly choppy to choppy.
.FRIDAY NIGHT...Southeast winds around 10 knots. Bay waters
smooth to slightly choppy.
$$
GMZ350-355-160630-
Coastal waters from Freeport to Matagorda Ship Channel TX out
20 NM-Coastal waters from High Island to Freeport TX out 20 NM-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 10 knots. Seas 2 to 4 feet.
Wave Detail: East 4 feet at 7 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 2 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: Southeast 2 feet at 5 seconds. A chance of
showers after midnight.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A chance of showers.
.WEDNESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.THURSDAY...Southwest winds around 10 knots. Seas 2 to 3 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet.
.FRIDAY...Northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. Seas 3 to 5 feet.
.FRIDAY NIGHT...East winds around 10 knots, becoming south after
midnight. Seas 2 to 3 feet.
$$
GMZ370-375-160630-
Waters from Freeport to Matagorda Ship Channel TX from 20 to
60 NM-Waters from High Island to Freeport TX from 20 to 60 NM-
1203 PM CST Mon Dec 15 2025
.THIS AFTERNOON...Northeast winds 10 to 15 knots. Seas 3 to 5
feet. Wave Detail: Northeast 5 feet at 7 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet. Wave
Detail: East 4 feet at 7 seconds.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.TUESDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to
3 feet. Wave Detail: Southeast 3 feet at 7 seconds and southeast
2 feet at 4 seconds. A chance of showers after midnight.
.WEDNESDAY...Southeast winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: Southeast 2 feet at 6 seconds.
.THURSDAY...Southwest winds 10 to 15 knots. Seas 3 to 4 feet.
.THURSDAY NIGHT...North winds 20 to 25 knots. Seas 3 to 5 feet,
building to 5 to 7 feet, occasionally to 9 feet after midnight.
.FRIDAY...Northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. Seas 5 to 7 feet, occasionally to
9 feet.
.FRIDAY NIGHT...Southeast winds around 10 knots, becoming south
after midnight. Seas 3 to 4 feet.
$$