Coastal waters from Port Mansfield TX to the Rio Grande River out 20 NM GMZ150

 
 GMZ100-051930-
 1238 AM CST Fri Dec 5 2025
 
 
 .SYNOPSIS...Adverse, but improving, marine conditions will occur
 today due to the recent passage of a cold front. More favorable
 winds and seas are then expected until late in the weekend, when
 the passage of another cold front will bring the possibility of
 Small Craft Advisory. Winds and seas will then rapidly improve
 early in the new work week.
 
 $$



 
 GMZ150-155-051930-
 Gulf waters from Port Mansfield to the Rio Grande out 20 nm-
 Gulf waters from Baffin Bay to Port Mansfield out 20 nm-
 1238 AM CST Fri Dec 5 2025
 
 SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON CST TODAY
 

 TODAY
 North winds 10 to 15 knots. Seas 5 to 7 feet,
 occasionally to 9 feet, subsiding to 3 to 4 feet this afternoon.
 Wave Detail: North 6 feet at 5 seconds, becoming northeast 4 feet
 at 6 seconds. A slight chance of showers.

 TONIGHT
 Northeast winds 5 to 10 knots, becoming north after
 midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at
 6 seconds. A slight chance of showers in the evening, then a
 chance of showers after midnight.

 SATURDAY
 North winds 5 to 10 knots, becoming northeast in the
 afternoon. Seas 2 to 4 feet. Wave Detail: North 2 feet at
 3 seconds and northeast 2 feet at 6 seconds. A slight chance of
 showers in the morning.

 SATURDAY NIGHT
 East winds around 5 knots, becoming southwest
 early in the morning. Seas 2 to 3 feet. Wave Detail: East 2 feet
 at 5 seconds.

 SUNDAY
 West winds around 5 knots, becoming northwest in the
 afternoon, then becoming north late in the afternoon. Seas 2 to
 3 feet. Wave Detail: East 2 feet at 5 seconds and northwest
 1 foot at 2 seconds.

 SUNDAY NIGHT
 North winds 10 to 15 knots, increasing to 15 to
 20 knots in the late evening and overnight. Seas 3 to 5 feet,
 building to 6 to 9 feet, occasionally to 11 feet after midnight.
 Wave Detail: Northeast 5 feet at 5 seconds, becoming northeast
 8 feet at 7 seconds.

 MONDAY
 North winds 15 to 20 knots, becoming northeast 10 to
 15 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
 Northeast winds 5 to 10 knots. Seas 3 to 4 feet.

 TUESDAY
 East winds 5 to 10 knots. Seas 2 to 3 feet.

 TUESDAY NIGHT
 Southeast winds 5 to 10 knots, becoming south in
 the late evening and overnight. Seas 2 to 3 feet.
 
 $$