GMZ400-210700-
159 PM CDT Fri Mar 20 2026
.Synopsis for Lower Atchafalaya River LA to High Island TX out
60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote
Blanche Bays...
Light mainly S to SW winds and low seas will continue through the
weekend into early next week as surface high pressure lingers to our
east. Ridging building in aloft will keep dry conditions in place,
with no precipitation expected through the forecast period.
$$
GMZ450-210700-
Coastal waters from Cameron LA to High Island TX out 20 NM-
159 PM CDT Fri Mar 20 2026
TONIGHT
South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 4 seconds. Patchy fog late.
SATURDAY
Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds.
SATURDAY NIGHT
Southwest winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 4 seconds.
SUNDAY
South winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: Southwest 2 feet at 4 seconds.
SUNDAY NIGHT
South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds.
MONDAY
South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds.
MONDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.
TUESDAY
Southeast winds 5 to 10 knots. Seas around 2 feet.
TUESDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.
WEDNESDAY
South winds 5 to 10 knots. Seas around 2 feet.
WEDNESDAY NIGHT
South winds 5 to 10 knots. Seas around 2 feet.
$$
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