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

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244
FZUS54 KLIX 091740
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
Issued by National Weather Service Mobile AL
1140 AM CST Tue Dec 9 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-GMZ501-100615-
1140 AM CST Tue Dec 9 2025

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

High pressure moving into the coastal waters through Wednesday will
produce more favorable conditions for marine operations. The next
frontal system to affect the coastal waters will likely move through
the waters Thursday or Friday.

$$

GMZ530-100615-
Lake Pontchartrain and Lake Maurepas-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 5 to 10 knots, becoming east this
afternoon. Waves 1 to 2 feet this morning, then 1 foot or less.
.TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
.WEDNESDAY NIGHT...North winds 5 to 10 knots. Waves around 2 feet.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in the
afternoon. Waves 1 to 2 feet in the morning, then 1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less.

$$

GMZ534-100615-
Lake Borgne-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 5 to 10 knots, becoming east this
afternoon. Waves around 2 feet this morning, then 1 foot or less.
.TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north
after midnight. Waves around 2 feet.
.THURSDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers after midnight.

$$

GMZ532-100615-
Mississippi Sound-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 5 to 10 knots, becoming southeast late.
Waves around 2 feet this morning, then 1 foot or less.
.TONIGHT...Southeast winds around 5 knots, becoming southwest around
5 knots after midnight. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots. Waves around 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
after midnight. Waves 2 to 3 feet.
.THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers after midnight.

$$

GMZ536-538-100615-
Chandeleur Sound-Breton Sound-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 5 to 10 knots. Waves around 2 feet this
morning, then 1 foot or less.
.TONIGHT...Southeast winds around 5 knots, becoming southwest after
midnight. Waves 1 foot or less.
.WEDNESDAY...West winds 5 to 10 knots. Waves 1 to 2 feet.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
after midnight. Waves 2 to 3 feet.
.THURSDAY...Northeast winds 10 to 15 knots, becoming east around
5 knots in the afternoon. Waves 2 to 3 feet in the morning, then
1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers after midnight.

$$

GMZ555-557-100615-
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-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 5 seconds.
.TONIGHT...East winds around 5 knots, becoming southwest after
midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds
and southwest 1 foot at 2 seconds.
.WEDNESDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 2 feet at 3 seconds and east 1 foot at 5 seconds.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
with gusts up to 20 knots after midnight. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 4 seconds and west 2 feet at 3 seconds.
.THURSDAY...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 4 seconds.
.THURSDAY NIGHT...Southeast winds around 5 knots. Seas around 2 feet
in the evening, then 1 foot or less. Wave Detail: East 1 foot at
2 seconds, becoming south 1 foot at 3 seconds.
.FRIDAY...South winds around 5 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds.
.FRIDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 3 seconds. A slight chance of showers in
the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of
showers.

$$

GMZ550-552-100615-
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-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots late this morning and afternoon. Seas 1 to 2 feet. Wave
Detail: Northeast 2 feet at 3 seconds.
.TONIGHT...East winds around 5 knots, becoming south around 5 knots
after midnight. Seas 1 foot or less, then 1 to 2 feet after
midnight. Wave Detail: Southwest 1 foot at 2 seconds.
.WEDNESDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: West 2 feet at 3 seconds.
.WEDNESDAY NIGHT...Northwest winds around 10 knots, becoming north
after midnight. Seas 1 to 2 feet. Wave Detail: North 2 feet at
3 seconds and west 2 feet at 4 seconds.
.THURSDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: West 1 foot at 4 seconds.
.THURSDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or
less, then 1 to 2 feet after midnight. Wave Detail: East 1 foot at
3 seconds, becoming southeast 1 foot at 3 seconds.
.FRIDAY...South winds around 5 knots. Seas 1 foot or less, then 1 to
2 feet in the afternoon. Wave Detail: South 1 foot at 3 seconds.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet in the afternoon. Wave Detail: South 1 foot at
3 seconds, becoming southeast 1 foot at 3 seconds. A slight chance
of showers in the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet in
the evening, then 1 foot or less. Wave Detail: Southeast 1 foot at
3 seconds. A slight chance of showers.

$$

GMZ575-577-100615-
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-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots this afternoon. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at 6 seconds.
.TONIGHT...East winds 5 to 10 knots, becoming south after midnight.
Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds and
southwest 1 foot at 2 seconds.
.WEDNESDAY...West winds 5 to 10 knots, increasing to 10 to 15 knots
in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet
at 3 seconds and east 2 feet at 5 seconds.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north
after midnight. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at
4 seconds and east 1 foot at 5 seconds.
.THURSDAY...North winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest
3 feet at 5 seconds.
.THURSDAY NIGHT...East winds around 5 knots, becoming south after
midnight. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: South 1 foot at 3 seconds and northeast 1 foot at 4 seconds.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of
showers after midnight.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 2 seconds. A slight chance of showers in
the morning, then a chance of showers in the afternoon.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or
less. Wave Detail: Southeast 1 foot at 4 seconds. A chance of
showers.

$$

GMZ570-572-100615-
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-
1140 AM CST Tue Dec 9 2025

.TODAY...Northeast winds 10 to 15 knots with gusts up to 20 knots,
diminishing to 5 to 10 knots late. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Northeast 3 feet at 6 seconds.
.TONIGHT...East winds 5 to 10 knots, becoming south after midnight.
Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds and
southwest 1 foot at 2 seconds.
.WEDNESDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 2 feet at 3 seconds and east 2 feet at 6 seconds.
.WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas around
2 feet. Wave Detail: Northwest 2 feet at 4 seconds and east 1 foot
at 5 seconds.
.THURSDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: North
2 feet at 5 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south
after midnight. Seas around 2 feet. Wave Detail: East 2 feet at
4 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: South 1 foot at 3 seconds. A slight chance of showers
after midnight.
.SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 3 seconds. A slight chance of showers.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 1 foot at 4 seconds. A slight chance of
showers.

$$