fzus54 khgx 130039
cwfhgx
expires:202603131330;;572235

coastal waters forecast for texas
national weather service houston/galveston tx
739 pm cdt thu mar 12 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.


gmz335-131330-
galveston bay-
739 pm cdt thu mar 12 2026

.tonight...northeast winds 5 to 10 knots, becoming east after
midnight, then becoming light and variable late. bay waters
smooth. 
.friday...southeast winds around 5 knots, becoming south in the
afternoon. bay waters smooth. 
.friday night...south winds 5 to 10 knots. bay waters smooth. 
.saturday...south winds around 10 knots, increasing to 10 to
15 knots in the afternoon. bay waters smooth, increasing to
slightly choppy in the afternoon. 
.saturday night...south winds 10 to 15 knots with gusts up to
20 knots. bay waters slightly choppy. 
.sunday...south winds 15 to 20 knots with gusts up to 25 knots.
bay waters choppy. 
.sunday night...west winds 25 to 30 knots, becoming north 25 to
35 knots with gusts up to 45 knots after midnight. bay waters
very rough. a chance of showers and thunderstorms in the evening.
.monday...north winds 25 to 35 knots, diminishing to 20 to
25 knots in the afternoon. bay waters very rough, diminishing to
rough in the afternoon. 
.monday night...north winds 15 to 20 knots, becoming northeast
around 15 knots after midnight. bay waters choppy, diminishing to
slightly choppy after midnight. 
.tuesday...east winds 10 to 15 knots. bay waters slightly choppy.
.tuesday night...southeast winds 10 to 15 knots. bay waters
slightly choppy. 

winds and waves higher in and near thunderstorms.

$$

fzus54 khgx 130039
cwfhgx
expires:202603131330;;572237

coastal waters forecast for texas
national weather service houston/galveston tx
739 pm cdt thu mar 12 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.


gmz350-355-131330-
coastal waters from freeport to matagorda ship channel tx out
20 nm-coastal waters from high island to freeport tx out 20 nm-
739 pm cdt thu mar 12 2026

.tonight...northeast winds 5 to 10 knots, becoming east late.
seas 2 to 4 feet. wave detail: east 3 feet at 6 seconds. 
.friday...south winds 5 to 10 knots. seas around 2 feet. wave
detail: east 2 feet at 6 seconds. 
.friday night...south winds 5 to 10 knots. seas around 2 feet.
wave detail: east 2 feet at 6 seconds. 
.saturday...south winds around 10 knots. seas 2 to 3 feet. wave
detail: east 1 foot 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 1 foot at
6 seconds. 
.sunday...south winds around 15 knots with gusts up to 20 knots.
seas 3 to 4 feet. 
.sunday night...southwest winds 25 to 30 knots, becoming north
30 to 40 knots after midnight. seas 4 to 6 feet, occasionally to
8 feet. a chance of showers in the evening. 
.monday...north winds 30 to 40 knots, diminishing to 25 to
30 knots in the afternoon. seas 6 to 9 feet, occasionally to
11 feet, subsiding to 5 to 7 feet, occasionally to 9 feet in the
afternoon. 
.monday night...north winds 20 to 25 knots, becoming northeast
around 20 knots after midnight. seas 3 to 5 feet. 
.tuesday...northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. seas 3 to 4 feet. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet. 

$$

fzus54 khgx 130039
cwfhgx
expires:202603131330;;572238

coastal waters forecast for texas
national weather service houston/galveston tx
739 pm cdt thu mar 12 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.


gmz370-375-131330-
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-
739 pm cdt thu mar 12 2026

.tonight...northeast winds 10 to 15 knots with gusts up to
20 knots, becoming east around 10 knots after midnight. seas 3 to
5 feet. wave detail: northeast 4 feet at 6 seconds. 
.friday...southeast winds around 5 knots. seas 2 to 3 feet. wave
detail: east 3 feet at 6 seconds. 
.friday night...south winds 5 to 10 knots. seas 2 to 3 feet. wave
detail: east 2 feet at 6 seconds. 
.saturday...south winds around 10 knots. seas 2 to 3 feet. wave
detail: east 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: east 2 feet at
6 seconds. 
.sunday...south winds around 15 knots with gusts up to 20 knots.
seas 4 to 5 feet. wave detail: south 4 feet at 6 seconds. 
.sunday night...southwest winds 25 to 30 knots, becoming north
30 to 40 knots after midnight. seas 4 to 5 feet, building to 5 to
8 feet, occasionally to 10 feet after midnight. a chance of
showers. 
.monday...north winds 30 to 40 knots, diminishing to 25 to
30 knots in the afternoon. seas 8 to 11 feet, occasionally to
14 feet. 
.monday night...northeast winds 20 to 25 knots. seas 5 to 7 feet,
occasionally to 9 feet. 
.tuesday...northeast winds 15 to 20 knots, becoming east around
15 knots in the afternoon. seas 4 to 5 feet. 
.tuesday night...southeast winds 10 to 15 knots. seas 3 to
4 feet. 

$$