Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA

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FZUS54 KLIX 061212
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
712 AM CDT Sun Apr 6 2025

Pascagoula to Atchafalaya River out to 60 NM

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.

GMZ500-GMZ501-070115-
712 AM CDT Sun Apr 6 2025

.SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...

A cold front will move through the coastal waters over the next 24 to
36 hours, shifting winds to northwesterly. Hazardous boating
conditions will linger into Monday across much of the waters.
Marine conditions will gradually improve going into Tuesday and
Wednesday as high pressure moves into our region.

$$

GMZ530-070115-
Lake Pontchartrain and Lake Maurepas-
712 AM CDT Sun Apr 6 2025

.TODAY...South winds around 15 knots with gusts up to 20 knots,
becoming west late this morning and afternoon. Waves 3 feet. Showers
and thunderstorms likely.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 3 feet. A
chance of showers. A chance of thunderstorms, mainly in the evening.
.MONDAY...Northwest winds 10 to 15 knots. Waves 2 to 3 feet. A
chance of showers with a slight chance of thunderstorms in the
morning.
.MONDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.TUESDAY...North winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots in the afternoon. Waves around 2 feet.
.TUESDAY NIGHT...North winds 5 to 10 knots. Waves around 2 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Waves 1 foot or less.
.WEDNESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.THURSDAY...Southwest winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves around 2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-070115-
Lake Borgne-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

.TODAY...South winds 20 knots, becoming southwest early this
afternoon, then becoming west 10 to 15 knots late. Waves 3 to 4
feet. Thunderstorms likely with a chance of showers this morning,
then showers and thunderstorms this afternoon.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 3 feet.
Showers and thunderstorms likely, mainly in the evening.
.MONDAY...Northwest winds 10 to 15 knots with gusts up to 20 knots.
Waves 2 to 3 feet. A chance of showers and thunderstorms in the
morning, then a slight chance of showers in the afternoon.
.MONDAY NIGHT...North winds 10 to 15 knots with gusts up to
25 knots. Waves 2 to 3 feet.
.TUESDAY...North winds 10 to 15 knots. Waves 2 to 3 feet.
.TUESDAY NIGHT...North winds around 10 knots. Waves around 2 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
.WEDNESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.THURSDAY...Southwest winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves 1 foot or less, then around 2 feet after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-070115-
Mississippi Sound-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

.TODAY...South winds 20 knots, becoming southwest late. Waves 3 to 4
feet. Showers and thunderstorms.
.TONIGHT...Northwest winds 10 to 15 knots. Waves 2 to 3 feet.
Showers with thunderstorms likely in the evening, then showers
likely with a chance of thunderstorms after midnight.
.MONDAY...Northwest winds 10 to 15 knots. Waves 2 to 3 feet. Showers
likely with a chance of thunderstorms in the morning, then a slight
chance of showers in the afternoon.
.MONDAY NIGHT...North winds 10 to 15 knots with gusts up to
25 knots. Waves 2 to 3 feet.
.TUESDAY...North winds 10 to 15 knots. Waves 2 to 3 feet.
.TUESDAY NIGHT...North winds around 10 knots. Waves around 2 feet.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming southeast in
the afternoon. Waves 1 to 2 feet in the morning, then 1 foot or
less.
.WEDNESDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves around 2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-070115-
Chandeleur Sound-Breton Sound-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

.TODAY...South winds 20 knots with gusts up to 25 knots. Waves 3 to
5 feet. Showers with thunderstorms likely, mainly this afternoon.
.TONIGHT...Northwest winds around 15 knots with gusts up to
20 knots. Waves 2 to 4 feet. Showers with thunderstorms likely in
the evening, then showers likely with a chance of thunderstorms
after midnight.
.MONDAY...Northwest winds 15 to 20 knots. Waves 3 to 4 feet. Showers
likely with a chance of thunderstorms in the morning, then a chance
of showers in the afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Waves 3 to 4 feet.
.TUESDAY...North winds 10 to 15 knots with gusts up to 25 knots.
Waves 2 to 3 feet.
.TUESDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.WEDNESDAY...Northeast winds around 10 knots, becoming east in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
.WEDNESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.THURSDAY...Southwest winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves around 2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-070115-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

.TODAY...South winds 15 to 20 knots with gusts up to 25 knots. Seas
5 to 7 feet, occasionally to 9 feet. Wave Detail: South 7 feet at
8 seconds. A chance of showers and thunderstorms, mainly this
afternoon.
.TONIGHT...West winds around 15 knots, becoming northwest after
midnight. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
South 6 feet at 8 seconds and northwest 3 feet at 4 seconds.
Showers. Thunderstorms likely, mainly in the evening.
.MONDAY...Northwest winds around 15 knots with gusts up to 20 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast
4 feet at 7 seconds and northwest 3 feet at 4 seconds. Showers with
a chance of thunderstorms in the morning, then a chance of showers
in the afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
Northeast 4 feet at 7 seconds and northwest 3 feet at 4 seconds.
.TUESDAY...North winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast
4 feet at 5 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at
5 seconds.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 4 seconds.
.WEDNESDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: East 1 foot at 5 seconds.
.THURSDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
5 seconds.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 2 seconds and east 1 foot at
5 seconds.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-070115-
Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA
out 20 nm-
Coastal waters from the Southwest Pass of the Mississippi River to
Port Fourchon Louisiana out 20 NM-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING...

.TODAY...South winds 20 knots, becoming west. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: South 5 feet at 8 seconds.
Showers and thunderstorms likely.
.TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet.
Wave Detail: South 5 feet at 8 seconds and northwest 3 feet at
4 seconds. Showers with thunderstorms likely in the evening, then
showers likely with a chance of thunderstorms after midnight.
.MONDAY...Northwest winds 15 to 20 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 8 seconds and
northwest 3 feet at 4 seconds. Showers likely with a chance of
thunderstorms in the morning, then a chance of showers in the
afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
Northwest 3 feet at 4 seconds and east 3 feet at 6 seconds.
.TUESDAY...North winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast
3 feet at 5 seconds.
.TUESDAY NIGHT...North winds around 10 knots. Seas 1 to 2 feet. Wave
Detail: Northeast 2 feet at 5 seconds and northwest 1 foot at
2 seconds.
.WEDNESDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 1 to 2 feet in the morning, then 1 foot or less.
Wave Detail: Northeast 2 feet at 4 seconds, becoming northeast
1 foot at 4 seconds.
.WEDNESDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: East 1 foot at 4 seconds.
.THURSDAY...Southwest winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 2 seconds.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: Southwest 1 foot at 3 seconds.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-070115-
Coastal Waters from Stake Island LA to Southwest Pass of the
Mississippi River from 20 to 60 nm-
Coastal waters from Pascagoula Mississippi to Stake Island Louisiana
out 20 to 60 NM-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...South winds 15 to 20 knots with gusts up to 25 knots. Seas
6 to 7 feet, occasionally to 9 feet. Wave Detail: South 7 feet at
8 seconds. A slight chance of showers and thunderstorms late this
morning and early afternoon. A chance of showers and thunderstorms
late.
.TONIGHT...Southwest winds around 15 knots, becoming northwest after
midnight. Gusts up to 25 knots. Seas 5 to 6 feet, occasionally to
8 feet. Wave Detail: South 6 feet at 8 seconds and northwest 3 feet
at 4 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.MONDAY...Northwest winds 15 to 20 knots with gusts up to 25 knots.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast
5 feet at 7 seconds and northwest 4 feet at 5 seconds. Showers with
a chance of thunderstorms in the morning, then showers with a slight
chance of thunderstorms in the afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
Northwest 4 feet at 5 seconds and southeast 4 feet at 7 seconds. A
slight chance of showers in the evening.
.TUESDAY...North winds 10 to 15 knots with gusts up to 25 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 4 feet
at 6 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: North 3 feet at 5 seconds.
.WEDNESDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast
3 feet at 5 seconds.
.WEDNESDAY NIGHT...Northeast winds around 5 knots. Seas around
2 feet. Wave Detail: Northeast 2 feet at 5 seconds.
.THURSDAY...East winds around 5 knots, becoming southwest in the
afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
5 seconds.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: West 1 foot at 2 seconds and east 1 foot at 5 seconds.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-070115-
Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya
River LA from 20 to 60 NM-
Coastal waters from Southwest Pass of the Mississippi River to Port
Fourchon Louisiana from 20 to 60 NM-
712 AM CDT Sun Apr 6 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH MONDAY MORNING...

.TODAY...Southwest winds 15 to 20 knots, becoming west late. Seas
7 to 8 feet, occasionally to 10 feet. Wave Detail: South 8 feet at
8 seconds. A chance of showers and thunderstorms this morning.
Showers and thunderstorms likely this afternoon.
.TONIGHT...Northwest winds 15 to 20 knots with gusts up to 25 knots.
Seas 6 to 7 feet, occasionally to 9 feet. Wave Detail: South 7 feet
at 8 seconds and northwest 4 feet at 6 seconds. Showers.
Thunderstorms likely, mainly in the evening.
.MONDAY...Northwest winds 15 to 20 knots with gusts up to 25 knots.
Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Northwest
5 feet at 6 seconds and southeast 4 feet at 8 seconds. Showers with
a chance of thunderstorms in the morning, then a chance of showers
in the afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots with gusts up to
30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail:
North 5 feet at 7 seconds.
.TUESDAY...North winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave
Detail: North 4 feet at 6 seconds.
.TUESDAY NIGHT...North winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: North 3 feet at 5 seconds.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: North 2 feet at 5 seconds.
.WEDNESDAY NIGHT...Northeast winds around 5 knots, becoming
southeast after midnight. Seas around 2 feet in the evening, then
1 foot or less. Wave Detail: Northeast 1 foot at 5 seconds, becoming
east 1 foot at 5 seconds.
.THURSDAY...Southeast winds around 5 knots, becoming southwest in
the afternoon. Seas 1 foot or less. Wave Detail: East 1 foot at
5 seconds.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: West 1 foot at 2 seconds and east 1 foot at 5 seconds.

Winds and seas higher in and near thunderstorms.

$$