412
FZUS54 KHGX 241918
CWFHGX
COASTAL WATERS FORECAST FOR TEXAS
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
218 PM CDT SUN MAY 24 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.
GMZ300-250830-
218 PM CDT SUN MAY 24 2026
.SYNOPSIS FOR HIGH ISLAND TO THE MATAGORDA SHIP CHANNEL OUT 60 NM
INCLUDING GALVESTON AND MATAGORDA BAYS.
SLOW-MOVING SHOWERS AND THUNDERSTORMS OFFSHORE WILL GRADUALLY
DIMINISH EARLY THIS EVENING. DESPITE THE HEAVIEST ACTIVITY LIKELY
OCCURRING OFFSHORE, MARINERS IN THE BAYS SHOULD REMAIN COGNIZANT
OF THE POSSIBILITY OF SOME ISOLATED STORMS CLOSER TO THE COAST
THIS AFTERNOON AND MONDAY. NORTHEAST TO EAST WINDS WILL
EVENTUALLY RETURN TO A MORE SOUTHEAST DIRECTION BY MONDAY, AND
INCREASE IN SPEED. THE NEXT DISTURBANCE COULD BRING ADDITIONAL
RAIN AND THUNDERSTORMS TO THE UPPER TEXAS COAST FROM THE WEST
TUESDAY NIGHT OR WEDNESDAY.
GMZ335-250830-
GALVESTON BAY-
218 PM CDT SUN MAY 24 2026
THIS AFTERNOON
EAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
TONIGHT
EAST WINDS 5 TO 10 KNOTS, DIMINISHING TO AROUND
5 KNOTS AFTER MIDNIGHT. BAY WATERS SMOOTH.
MONDAY
NORTHEAST WINDS AROUND 5 KNOTS, BECOMING SOUTHEAST IN
THE AFTERNOON. BAY WATERS SMOOTH.
MONDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
TUESDAY
SOUTHEAST WINDS AROUND 5 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. SHOWERS WITH THUNDERSTORMS LIKELY.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
DIMINISHING TO SMOOTH AFTER MIDNIGHT. SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
GMZ330-250830-
MATAGORDA BAY-
218 PM CDT SUN MAY 24 2026
THIS AFTERNOON
EAST WINDS AROUND 10 KNOTS. BAY WATERS SMOOTH
TO SLIGHTLY CHOPPY. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS.
TONIGHT
EAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS, BECOMING SOUTHEAST IN
THE AFTERNOON. BAY WATERS SMOOTH.
MONDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH.
TUESDAY
SOUTHEAST WINDS AROUND 5 KNOTS, INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. BAY WATERS SMOOTH, INCREASING TO
SLIGHTLY CHOPPY IN THE AFTERNOON.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS
SLIGHTLY CHOPPY. SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. BAY WATERS SLIGHTLY
CHOPPY. SHOWERS WITH THUNDERSTORMS LIKELY IN THE MORNING, THEN
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS, DIMINISHING TO
AROUND 10 KNOTS AFTER MIDNIGHT. BAY WATERS SLIGHTLY CHOPPY,
DIMINISHING TO SMOOTH AFTER MIDNIGHT. A CHANCE OF THUNDERSTORMS.
A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY AFTER
MIDNIGHT.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS SMOOTH. A
CHANCE OF SHOWERS AND THUNDERSTORMS.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. BAY WATERS
SMOOTH.
WINDS AND WAVES HIGHER IN AND NEAR THUNDERSTORMS.
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-
218 PM CDT SUN MAY 24 2026
THIS AFTERNOON
EAST WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS EARLY, THEN A SLIGHT CHANCE OF
SHOWERS LATE.
TONIGHT
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO AROUND
10 KNOTS AFTER MIDNIGHT. SEAS 2 TO 4 FEET. WAVE DETAIL: SOUTHEAST
2 FEET AT 6 SECONDS.
MONDAY
NORTHEAST 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 2 TO 3 FEET.
WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT 6 SECONDS AND SOUTHEAST
2 FEET AT 3 SECONDS. A CHANCE OF SHOWERS AND THUNDERSTORMS AFTER
MIDNIGHT.
WEDNESDAY
SOUTH WINDS 10 TO 15 KNOTS. SEAS 2 TO 4 FEET.
SHOWERS. THUNDERSTORMS LIKELY, MAINLY IN THE MORNING.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 2 TO
4 FEET. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS LIKELY
WITH A CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 4 FEET. A
CHANCE OF THUNDERSTORMS. SHOWERS LIKELY, MAINLY IN THE MORNING.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO
4 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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-
218 PM CDT SUN MAY 24 2026
THIS AFTERNOON
NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO
5 FEET. WAVE DETAIL: EAST 2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS EARLY, THEN A SLIGHT CHANCE OF
SHOWERS LATE.
TONIGHT
EAST WINDS 10 TO 15 KNOTS, DIMINISHING TO AROUND
10 KNOTS AFTER MIDNIGHT. SEAS 3 TO 5 FEET. WAVE DETAIL: EAST
2 FEET AT 5 SECONDS. A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS
AFTER MIDNIGHT.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
MONDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS AROUND
3 FEET. WAVE DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 2 TO 3 FEET. WAVE
DETAIL: SOUTHEAST 2 FEET AT 6 SECONDS.
TUESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS WITH GUSTS UP TO
20 KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: SOUTHEAST 3 FEET AT
6 SECONDS. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WEDNESDAY
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.
SHOWERS AND THUNDERSTORMS LIKELY IN THE MORNING, THEN SHOWERS
WITH A CHANCE OF THUNDERSTORMS IN THE AFTERNOON.
WEDNESDAY NIGHT
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO
5 FEET. SHOWERS LIKELY IN THE EVENING, THEN SHOWERS LIKELY WITH A
CHANCE OF THUNDERSTORMS AFTER MIDNIGHT.
THURSDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 4 TO 5 FEET.
SHOWERS LIKELY WITH A CHANCE OF THUNDERSTORMS IN THE MORNING.
THURSDAY NIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. SEAS 4 TO
5 FEET.
WINDS AND SEAS HIGHER IN AND NEAR THUNDERSTORMS.
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