HomeForecastsMississippi ForecastsChandeleur Light Coastal Forecast

Chandeleur Light Coastal Forecast

FZUS54 KLIX 212038
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
338 PM CDT Mon Apr 21 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-GMZ501-220915-
338 PM CDT Mon Apr 21 2025

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

An onshore flow will remain through the week. Winds will remain
below 15 knots through the week outside of thunderstorms.

$$

GMZ530-220915-
Lake Pontchartrain and Lake Maurepas-
338 PM CDT Mon Apr 21 2025

.TONIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A chance
of showers and thunderstorms early this evening, then a slight
chance of showers late this evening. A slight chance of showers
late.
.TUESDAY...Southeast winds around 5 knots. Waves 1 foot or less. A
chance of showers with a slight chance of thunderstorms in the
morning, then a chance of showers and thunderstorms in the
afternoon.
.TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. A
chance of showers and thunderstorms in the evening.
.WEDNESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A chance of showers in the evening.
.THURSDAY...Southeast winds 5 to 10 knots. Waves around 2 feet. A
chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. Waves around 2 feet.
.FRIDAY NIGHT...South winds 5 to 10 knots, diminishing to around
5 knots after midnight. Waves 1 foot or less.
.SATURDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.SATURDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-220915-
Lake Borgne-
338 PM CDT Mon Apr 21 2025

.TONIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A slight
chance of showers and thunderstorms early this evening. A slight
chance of showers and thunderstorms late.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers with a slight chance of thunderstorms in the
morning, then a chance of showers and thunderstorms in the
afternoon.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers with a slight chance of thunderstorms in the
evening.
.WEDNESDAY...Southeast winds around 5 knots, increasing to around
10 knots in the afternoon. Waves 1 foot or less, then around 2 feet
in the afternoon. A chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers in the evening.
.THURSDAY...Southeast winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. Waves around 2 feet.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds around 5 knots, increasing to 5 to
10 knots in the afternoon. Waves 1 foot or less.
.SATURDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-220915-
Mississippi Sound-
338 PM CDT Mon Apr 21 2025

.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers early this evening. A slight chance of
showers and thunderstorms late.
.TUESDAY...South winds 5 to 10 knots. Waves 1 foot or less. A chance
of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms in the evening.
.WEDNESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon. A chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers in the evening.
.THURSDAY...Southeast winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers in the afternoon.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. Waves around 2 feet.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Waves 1 foot or less.
.SATURDAY...Southeast winds around 5 knots, increasing to 5 to
10 knots in the afternoon. Waves 1 foot or less.
.SATURDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-220915-
Chandeleur Sound-Breton Sound-
338 PM CDT Mon Apr 21 2025

.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers late.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers in the evening.
.WEDNESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon. A slight chance of
thunderstorms. A chance of showers, mainly in the morning.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers in the evening.
.THURSDAY...Southeast winds 5 to 10 knots. Waves around 2 feet.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.
.FRIDAY...Southeast winds 5 to 10 knots. Waves around 2 feet.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY...Southeast winds around 5 knots. Waves 1 foot or less.
.SATURDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-220915-
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-
338 PM CDT Mon Apr 21 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds.
A slight chance of showers late.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 8 seconds.
A chance of showers with a slight chance of thunderstorms.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 7 seconds. A slight chance of showers
and thunderstorms.
.WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 3 feet at 7 seconds.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 2 to 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.SATURDAY...Southeast winds around 5 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 3 feet at 7 seconds.
.SATURDAY NIGHT...South winds around 5 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-220915-
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-
338 PM CDT Mon Apr 21 2025

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

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-220915-
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-
338 PM CDT Mon Apr 21 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds. A
slight chance of showers late.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds. A
slight chance of thunderstorms. A chance of showers, mainly in the
morning.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 7 seconds.
.WEDNESDAY...Southeast winds 5 to 10 knots. Seas around 3 feet. Wave
Detail: South 3 feet at 6 seconds. A slight chance of showers in the
morning.
.WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas 2 to
3 feet. Wave Detail: South 3 feet at 6 seconds.
.THURSDAY...Southeast winds around 10 knots. Seas around 3 feet.
Wave Detail: Southeast 3 feet at 7 seconds.
.THURSDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: Southeast 4 feet at 7 seconds.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 6 seconds.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.SATURDAY...Southeast winds around 5 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds around 5 knots. Seas 2 to 3 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-220915-
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-
338 PM CDT Mon Apr 21 2025

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds. A
slight chance of showers late.
.TUESDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds. A
slight chance of thunderstorms in the morning. A slight chance of
showers.
.TUESDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 7 seconds.
.WEDNESDAY...Southeast winds around 10 knots. Seas around 3 feet.
Wave Detail: South 3 feet at 6 seconds. A slight chance of showers
in the morning.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
3 feet. Wave Detail: South 3 feet at 6 seconds.
.THURSDAY...Southeast winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 3 feet at 6 seconds.
.THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.FRIDAY...Southeast winds 10 to 15 knots. Seas around 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.SATURDAY...Southeast winds 5 to 10 knots. Seas 3 to 4 feet,
occasionally to 5 feet. Wave Detail: South 4 feet at 7 seconds.
.SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 3 feet.

Winds and seas higher in and near thunderstorms.

$$

PG


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