Mendicant Island, Barataria Bay Coastal Forecast

FZUS54 KLIX 221037
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
437 AM CST Mon Dec 22 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-GMZ501-222300-
437 AM CST Mon Dec 22 2025

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

As we move into the workweek, a strong dome of high pressure
dominates and we see easterly winds at 5-10 kt generally through the
forecast period. On Monday afternoon though, we have a period of
higher winds over our eastern offshore waters in the 10-15 kt range
and associated wave heights at 3-4 ft in the offshore waters.

$$

GMZ530-222300-
Lake Pontchartrain and Lake Maurepas-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...Southeast winds 5 to 10 knots. Waves 2 to 3 feet. A slight
chance of showers early this morning.
.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 to 2 feet.
.TUESDAY...East winds around 5 knots. Waves 1 foot or less.
.TUESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.WEDNESDAY...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet.
.FRIDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet.

$$

GMZ534-222300-
Lake Borgne-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...East winds 5 to 10 knots. Waves around 2 feet. A slight
chance of showers early this morning.
.TONIGHT...East winds 5 to 10 knots. Waves around 2 feet in the
evening, then 1 foot or less.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.

$$

GMZ532-222300-
Mississippi Sound-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...East winds around 10 knots. Waves around 2 feet. A slight
chance of showers early this morning.
.TONIGHT...East winds 5 to 10 knots. Waves around 2 feet.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet.

$$

GMZ536-538-222300-
Chandeleur Sound-Breton Sound-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...East winds around 10 knots. Waves around 2 feet.
.TONIGHT...East winds 5 to 10 knots. Waves around 2 feet in the
evening, then 1 foot or less.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY...East winds around 5 knots. Waves 1 foot or less.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...East winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.FRIDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.

$$

GMZ557-222300-
Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM-
437 AM CST Mon Dec 22 2025

.TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail:
East 3 feet at 5 seconds.
.TONIGHT...East winds 10 to 15 knots, becoming southeast 5 to
10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast
3 feet at 6 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.WEDNESDAY...East winds around 5 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.WEDNESDAY NIGHT...Southeast winds around 5 knots. Seas around
2 feet. Wave Detail: Southeast 2 feet at 7 seconds.
.THURSDAY...East winds around 5 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.THURSDAY NIGHT...South winds around 5 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.FRIDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds.

$$

GMZ555-222300-
Coastal Waters from Boothville LA to Southwest Pass of the
Mississippi River out 20 nm-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: East 3 feet at 5 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 4 feet, occasionally
to 5 feet. Wave Detail: East 4 feet at 6 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:
East 3 feet at 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.WEDNESDAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.WEDNESDAY NIGHT...East winds around 5 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.THURSDAY...Southeast winds around 5 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.THURSDAY NIGHT...South winds around 5 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.FRIDAY...Southwest winds around 5 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.

$$

GMZ550-552-222300-
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-
437 AM CST Mon Dec 22 2025

...DENSE FOG ADVISORY IN EFFECT UNTIL NOON CST TODAY...

.TODAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds and southwest 1 foot at 5 seconds.
.TONIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 6 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 8 seconds.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.THURSDAY...Southeast winds around 5 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.THURSDAY NIGHT...South winds around 5 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.
.FRIDAY...South winds around 5 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 7 seconds.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: South 2 feet at 5 seconds.

$$

GMZ575-577-222300-
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-
437 AM CST Mon Dec 22 2025

.TODAY...East winds 10 to 15 knots with gusts up to 20 knots. Seas
2 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at
6 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas around 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: East 3 feet at 6 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds.
A slight chance of showers in the evening.
.WEDNESDAY...East winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.THURSDAY...Southeast winds around 5 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 7 seconds.

$$

GMZ570-572-222300-
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-
437 AM CST Mon Dec 22 2025

.TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail:
East 3 feet at 5 seconds and southwest 1 foot at 5 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally
to 5 feet. Wave Detail: East 4 feet at 6 seconds.
.TUESDAY...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 7 seconds.
.TUESDAY NIGHT...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds.
A slight chance of showers in the evening.
.WEDNESDAY...East winds around 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 8 seconds.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 8 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 3 feet at 7 seconds.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:
Southeast 3 feet at 7 seconds.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 2 feet at 7 seconds and southwest 1 foot at
3 seconds.

$$