Hazardous marine condition(s):
Small Craft Advisory
GMZ575-191100-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
537 PM CDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM CDT SUNDAY THROUGH LATE
MONDAY NIGHT
TONIGHT
South winds around 5 knots, becoming west after midnight,
then becoming northwest 10 to 15 knots with gusts up to 20 knots
late. Seas 1 foot or less, then around 2 feet after midnight. Wave
Detail: South 1 foot at 6 seconds, becoming west 1 foot at 4 seconds
and southeast 1 foot at 5 seconds. A slight chance of showers and
thunderstorms late.
SUNDAY
North winds 20 to 25 knots with gusts up to 30 knots. Seas
4 to 6 feet, occasionally to 8 feet, building to 7 to 8 feet,
occasionally to 10 feet in the afternoon. Wave Detail: Southeast
5 feet at 5 seconds and north 3 feet at 4 seconds, becoming north
7 feet at 7 seconds. A chance of showers with a slight chance of
thunderstorms in the morning.
SUNDAY NIGHT
Northeast winds around 20 knots with gusts up to
30 knots. Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail:
Northeast 7 feet at 7 seconds.
MONDAY
Northeast winds 15 to 20 knots with gusts up to 30 knots.
Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast
7 feet at 7 seconds.
MONDAY NIGHT
East winds 15 to 20 knots with gusts up to 25 knots.
Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast
5 feet at 7 seconds and northwest 2 feet at 5 seconds.
TUESDAY
East winds 15 to 20 knots with gusts up to 25 knots. Seas
4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at
8 seconds and northwest 1 foot at 5 seconds.
TUESDAY NIGHT
East winds 15 to 20 knots. Seas 5 to 6 feet,
occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds.
WEDNESDAY
Southeast winds 15 to 20 knots. Seas around 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at 8 seconds.
A slight chance of thunderstorms. A chance of showers, mainly in the
morning.
WEDNESDAY NIGHT
Southeast winds around 15 knots. Seas 5 to
6 feet, occasionally to 8 feet. Wave Detail: Southeast 6 feet at
8 seconds.
THURSDAY
Southeast winds around 15 knots. Seas 4 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at 8 seconds.
THURSDAY NIGHT
Southeast winds around 15 knots. Seas around
4 feet, occasionally to 5 feet.
Winds and seas higher in and near thunderstorms.
$$