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

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FZUS54 KLIX 010527
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
1127 PM CST Wed Dec 31 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-GMZ501-011800-
1127 PM CST Wed Dec 31 2025

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

Frontal systems moving across the waters Friday and Saturday will
likely necessitate cautionary headlines or Small Craft Advisories
during some or most of that period. Marine conditions should improve
on Sunday, with favorable wind and sea conditions from late Sunday
into early next week.

$$

GMZ530-011800-
Lake Pontchartrain and Lake Maurepas-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 5 to 10 knots. Waves around 2 feet.
.THURSDAY...West winds 5 to 10 knots. Waves 1 to 2 feet in the
morning, then 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.
.FRIDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. Waves 2 to 4 feet. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
25 knots. Waves 3 to 4 feet. Showers likely with a slight chance of
thunderstorms in the evening, then a chance of showers after
midnight.
.SATURDAY...West winds 10 to 15 knots with gusts up to 20 knots,
becoming northwest in the afternoon. Waves 2 to 3 feet. A slight
chance of showers in the morning.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.SUNDAY...Northeast winds 5 to 10 knots, becoming north in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
.SUNDAY NIGHT...Northeast winds around 5 knots. Waves 1 foot or
less.
.MONDAY...East winds around 5 knots. Waves 1 foot or less.
.MONDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-011800-
Lake Borgne-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds around 10 knots. Waves around 2 feet.
.THURSDAY...West winds 5 to 10 knots. Waves around 2 feet in the
morning, then 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less.
.FRIDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. Waves 2 to 4 feet. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
25 knots. Waves 3 to 4 feet. Showers likely with a slight chance of
thunderstorms.
.SATURDAY...West winds 10 to 15 knots with gusts up to 20 knots.
Waves 2 to 3 feet. A chance of showers in the morning.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.SUNDAY...North winds 10 to 15 knots, becoming northeast around
5 knots in the afternoon. Waves around 2 feet in the morning, then
1 foot or less.
.SUNDAY NIGHT...Northeast winds around 5 knots. Waves 1 foot or
less.
.MONDAY...East winds around 5 knots. Waves 1 foot or less.
.MONDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-011800-
Mississippi Sound-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 10 to 15 knots. Waves 2 to 3 feet.
.THURSDAY...West winds 5 to 10 knots. Waves around 2 feet.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.
.FRIDAY...Southwest winds 10 to 15 knots, becoming south 15 to
20 knots in the afternoon. Waves 2 to 4 feet. A slight chance of
showers in the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
30 knots. Waves 3 to 4 feet. A slight chance of thunderstorms.
Showers.
.SATURDAY...West winds 10 to 15 knots with gusts up to 20 knots.
Waves 2 to 3 feet. A chance of showers with a slight chance of
thunderstorms in the morning, then a slight chance of showers in the
afternoon.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.SUNDAY...North winds 10 to 15 knots, diminishing to 5 to 10 knots
in the afternoon. Waves 2 to 3 feet in the morning, then 1 foot or
less.
.SUNDAY NIGHT...Northeast winds around 5 knots. Waves 1 foot or
less.
.MONDAY...East winds around 5 knots. Waves 1 foot or less.
.MONDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-011800-
Chandeleur Sound-Breton Sound-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 10 to 15 knots. Waves 2 to 3 feet.
.THURSDAY...West winds 5 to 10 knots. Waves around 2 feet in the
morning, then 1 foot or less.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.
.FRIDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots
in the afternoon. Waves 2 to 4 feet. A slight chance of showers in
the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
25 knots. Waves 3 to 4 feet. A slight chance of thunderstorms. A
chance of showers in the evening, then showers after midnight.
.SATURDAY...West winds 10 to 15 knots with gusts up to 25 knots.
Waves 2 to 4 feet. Showers likely with a slight chance of
thunderstorms in the morning, then a slight chance of showers in the
afternoon.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 3 feet.
.SUNDAY...North winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Waves 2 to 3 feet in the morning, then
1 foot or less.
.SUNDAY NIGHT...Northeast winds around 5 knots. Waves 1 foot or
less.
.MONDAY...East winds around 5 knots. Waves 1 foot or less.
.MONDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-011800-
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-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 3 seconds.
.THURSDAY...West winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: Northwest 2 feet at
3 seconds, becoming west 1 foot at 3 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots with gusts up to
20 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at
3 seconds.
.FRIDAY...Southwest winds 10 to 15 knots with gusts up to 25 knots.
Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
South 3 feet at 4 seconds. A chance of showers in the evening, then
showers likely with a slight chance of thunderstorms after midnight.
.SATURDAY...West winds 15 to 20 knots with gusts up to 25 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest
4 feet at 5 seconds. A slight chance of thunderstorms. Showers
likely, mainly in the morning.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
North 3 feet at 4 seconds and southwest 2 feet at 6 seconds.
.SUNDAY...North winds 10 to 15 knots, becoming northeast 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast
3 feet at 4 seconds and southwest 1 foot at 6 seconds.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet in
the evening, then 1 foot or less. Wave Detail: Northeast 2 feet at
4 seconds, becoming northeast 1 foot at 4 seconds.
.MONDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: East 1 foot at 4 seconds.
.MONDAY NIGHT...South winds around 5 knots. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-011800-
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-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds around 10 knots. Seas 1 foot or less,
then 1 to 2 feet. Wave Detail: West 1 foot at 3 seconds.
.THURSDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: West 1 foot at 3 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots after midnight. Seas 1 foot or
less, then around 2 feet after midnight. Wave Detail: Southwest
1 foot at 3 seconds, becoming southwest 2 feet at 4 seconds.
.FRIDAY...Southwest winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet.
Wave Detail: Southwest 4 feet at 5 seconds. A slight chance of
showers in the afternoon.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail:
Southwest 5 feet at 6 seconds. A chance of showers with a slight
chance of thunderstorms.
.SATURDAY...West winds 15 to 20 knots with gusts up to 25 knots.
Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest
4 feet at 7 seconds. A slight chance of thunderstorms in the
morning. A chance of showers.
.SATURDAY NIGHT...North winds 10 to 15 knots with gusts up to
25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail:
North 3 feet at 3 seconds and southwest 3 feet at 7 seconds.
.SUNDAY...Northeast winds 10 to 15 knots, diminishing to 5 to
10 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: Northeast
2 feet at 3 seconds and southwest 1 foot at 6 seconds.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet in the
evening, then 1 foot or less. Wave Detail: Northeast 1 foot at
3 seconds and southwest 1 foot at 5 seconds, becoming east 1 foot at
3 seconds and southwest 1 foot at 5 seconds.
.MONDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: East 1 foot at 3 seconds.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-011800-
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-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 3 seconds and northeast 1 foot at
4 seconds.
.THURSDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 4 seconds.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 4 seconds.
.FRIDAY...Southwest winds 10 to 15 knots, increasing to 15 to
20 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Southwest
3 feet at 5 seconds.
.FRIDAY NIGHT...Southwest winds 15 to 20 knots with gusts up to
30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
Southwest 6 feet at 6 seconds. A chance of showers in the evening,
then showers likely with a slight chance of thunderstorms after
midnight.
.SATURDAY...West winds 15 to 20 knots with gusts up to 30 knots.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southwest
6 feet at 7 seconds. Showers with a chance of thunderstorms.
.SATURDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
Southwest 5 feet at 7 seconds and north 4 feet at 5 seconds. A
chance of showers in the evening.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds and
southwest 2 feet at 7 seconds.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Northeast 2 feet at 5 seconds and southwest 1 foot at
6 seconds.
.MONDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: Northeast 1 foot at 4 seconds and southwest 1 foot at
5 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-011800-
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-
1127 PM CST Wed Dec 31 2025

.REST OF TONIGHT...West winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: West 1 foot at 3 seconds and northeast 1 foot at
5 seconds.
.THURSDAY...West winds 5 to 10 knots. Seas around 2 feet in the
morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds
and northeast 1 foot at 4 seconds.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots with gusts up to
20 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at
4 seconds.
.FRIDAY...Southwest winds 15 to 20 knots with gusts up to 30 knots.
Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest
5 feet at 6 seconds. A slight chance of showers in the afternoon.
.FRIDAY NIGHT...Southwest winds around 20 knots with gusts up to
30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:
Southwest 7 feet at 7 seconds. A chance of showers. A slight chance
of thunderstorms after midnight.
.SATURDAY...West winds 15 to 20 knots with gusts up to 30 knots.
Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Southwest
7 feet at 7 seconds. Showers likely with a slight chance of
thunderstorms.
.SATURDAY NIGHT...North winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail:
West 5 feet at 7 seconds and north 4 feet at 5 seconds. A slight
chance of showers in the evening.
.SUNDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Northeast 4 feet at 5 seconds
and southwest 2 feet at 6 seconds.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northeast 2 feet at 5 seconds and southwest 1 foot at
5 seconds.
.MONDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: East 1 foot at 5 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

$$