227
FZUS54 KHGX 120028
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
728 PM CDT SAT JUL 11 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.
GMZ300-121315-
728 PM CDT SAT JUL 11 2026
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
LIGHT TO OCCASIONALLY MODERATE ONSHORE WINDS AND 2-4FT SEAS
PREVAIL TONIGHT INTO NEXT WEEK. THE PRIMARY MARINE CONCERN WILL BE
FOR EARLY MORNING THROUGH EARLY AFTERNOON STORMS IN THE COASTAL
ENVIRONMENT THIS WEEKEND. MORE NUMEROUS ACTIVITY IS ANTICIPATED
SUNDAY NIGHT THROUGH TUESDAY. WIDESPREAD SEVERE WEATHER IS NOT
ANTICIPATED, THOUGH WINDS AND SEAS WILL BE HIGHER IN AND NEAR ANY
ISOLATED MORE INTENSE CELLS. DRIER CONDITIONS RETURN AFTER
MIDWEEK.
GMZ335-121315-
GALVESTON BAY-
728 PM CDT SAT JUL 11 2026
REST OF TONIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
A SLIGHT CHANCE OF SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS
LATE.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
SHOWERS WITH A CHANCE OF THUNDERSTORMS IN THE MORNING, THEN
SHOWERS WITH THUNDERSTORMS LIKELY IN THE AFTERNOON.
MONDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
A CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS IN THE EVENING,
THEN SHOWERS LIKELY AFTER MIDNIGHT.
TUESDAY
WEST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN THE
AFTERNOON. BAY WATERS SMOOTH. SHOWERS WITH THUNDERSTORMS LIKELY
IN THE MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
TUESDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
THURSDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ330-121315-
MATAGORDA BAY-
728 PM CDT SAT JUL 11 2026
REST OF TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH. A CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS
LATE.
SUNDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS IN THE
MORNING, THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
SUNDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A CHANCE
OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
TUESDAY NIGHT
SOUTHEAST WINDS AROUND 10 KNOTS. BAY WATERS
SMOOTH TO SLIGHTLY CHOPPY.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ350-355-121315-
COASTAL WATERS FROM FREEPORT TO MATAGORDA SHIP CHANNEL TX OUT
20 NM-COASTAL WATERS FROM HIGH ISLAND TO FREEPORT TX OUT 20 NM-
728 PM CDT SAT JUL 11 2026
REST OF TONIGHT
SOUTHEAST WINDS AROUND 10 KNOTS, BECOMING
SOUTH LATE. SEAS 2 TO 3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT
6 SECONDS. A SLIGHT CHANCE OF SHOWERS EARLY THIS EVENING. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS, THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS LATE.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY, MAINLY IN THE MORNING.
SUNDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS. A CHANCE OF THUNDERSTORMS.
SHOWERS, MAINLY IN THE MORNING.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 7 SECONDS. A CHANCE OF SHOWERS. A
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 6 SECONDS. SHOWERS LIKELY WITH A CHANCE
OF THUNDERSTORMS IN THE MORNING.
TUESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET.
THURSDAY
SOUTHEAST WINDS AROUND 10 KNOTS. SEAS 2 TO 4 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
3 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
GMZ370-375-121315-
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-
728 PM CDT SAT JUL 11 2026
REST OF TONIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, BECOMING SOUTH
LATE. SEAS AROUND 3 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT
6 SECONDS. A SLIGHT CHANCE OF SHOWERS UNTIL EARLY MORNING. A
SLIGHT CHANCE OF THUNDERSTORMS. A CHANCE OF SHOWERS LATE.
SUNDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTH 3 FEET AT 6 SECONDS. A CHANCE OF THUNDERSTORMS.
SHOWERS LIKELY, MAINLY IN THE MORNING.
SUNDAY NIGHT
SOUTH WINDS AROUND 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
MONDAY
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET. WAVE
DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
MONDAY NIGHT
SOUTH WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET.
WAVE DETAIL: SOUTHEAST 3 FEET AT 7 SECONDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. WAVE
DETAIL: SOUTH 2 FEET AT 6 SECONDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
TUESDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET.
WEDNESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 3 TO 4 FEET. A
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET.
THURSDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO 4 FEET.
THURSDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
4 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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