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

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FZUS54 KLIX 111201
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
701 AM CDT Mon Aug 11 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-GMZ501-120100-
701 AM CDT Mon Aug 11 2025

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

Outside of showers and thunderstorms, winds and seas are forecast to
remain fairly benign across the coastal waters. A few strong storms
will be possible each day usually in the late night and morning
hours, which could result in gusty winds, waterspouts, and locally
higher seas.

$$

GMZ530-120100-
Lake Pontchartrain and Lake Maurepas-
701 AM CDT Mon Aug 11 2025

.TODAY...Northeast winds 5 to 10 knots, becoming southeast late.
Waves 1 foot or less. A chance of showers and thunderstorms until
late afternoon, then showers and thunderstorms likely late.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Waves 1 foot or less. A chance of showers and
thunderstorms.
.TUESDAY...Northeast winds around 5 knots, becoming southeast in the
afternoon. Waves 1 foot or less. A chance of showers and
thunderstorms in the morning, then showers with thunderstorms likely
in the afternoon.
.TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. A
chance of showers. A chance of thunderstorms, mainly in the evening.
.WEDNESDAY...Southwest winds around 5 knots. Waves 1 foot or less.
Showers likely. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.
.THURSDAY...Southwest winds around 5 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.
.FRIDAY...West winds around 5 knots, becoming south in the
afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.FRIDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-120100-
Lake Borgne-
701 AM CDT Mon Aug 11 2025

.TODAY...Northeast winds around 10 knots, becoming east late. Waves
around 2 feet this morning, then 1 foot or less. A chance of showers
and thunderstorms early this morning, then showers and thunderstorms
likely late this morning and early afternoon. A chance of showers
and thunderstorms late.
.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.TUESDAY...Northeast winds around 5 knots, becoming southeast in the
afternoon. Waves 1 foot or less. Showers, thunderstorms.
.TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.WEDNESDAY...Southwest winds around 5 knots. Waves 1 foot or less.
Showers likely. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms.
.THURSDAY...Southwest winds around 5 knots. Waves 1 foot or less. A
chance of showers and thunderstorms in the morning, then showers and
thunderstorms likely in the afternoon.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less.
.FRIDAY...West winds around 5 knots, becoming south around 5 knots
in the afternoon. Waves 1 foot or less. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-120100-
Mississippi Sound-
701 AM CDT Mon Aug 11 2025

.TODAY...Northeast winds around 10 knots, becoming southeast late.
Waves around 2 feet. A chance of showers and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet in the
evening, then 1 foot or less. A chance of showers and thunderstorms
in the evening, then thunderstorms likely with a chance of showers
after midnight.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet in
the evening, then 1 foot or less. A chance of showers and
thunderstorms.
.WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon. Showers and thunderstorms
likely.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
A slight chance of showers and thunderstorms.
.THURSDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon. A chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 to 2 feet.
A slight chance of showers and thunderstorms after midnight.
.FRIDAY...Northwest winds around 5 knots, becoming south in the
afternoon. Waves 1 foot or less. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-120100-
Chandeleur Sound-Breton Sound-
701 AM CDT Mon Aug 11 2025

.TODAY...East winds 5 to 10 knots. Waves around 2 feet. A chance of
showers and thunderstorms early this morning, then showers and
thunderstorms likely late this morning. A chance of showers and
thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet in the
evening, then 1 foot or less. A chance of showers and thunderstorms
in the evening, then showers and thunderstorms likely after
midnight.
.TUESDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less.
Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less.
Showers and thunderstorms likely, mainly in the morning.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight.
.THURSDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less. A slight chance of showers and
thunderstorms after midnight.
.FRIDAY...West winds around 5 knots, becoming south in the
afternoon. Waves 1 foot or less. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-120100-
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-
701 AM CDT Mon Aug 11 2025

.TODAY...East winds 5 to 10 knots, becoming northeast late this
morning and afternoon. Seas 1 foot or less. Showers and
thunderstorms likely until late afternoon, then a chance of showers
and thunderstorms late.
.TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet after midnight. A chance of showers and thunderstorms
in the evening, then showers and thunderstorms likely after
midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet.
Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Showers and thunderstorms likely, mainly in the morning.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms in the evening,
then a chance of showers and thunderstorms after midnight.
.THURSDAY...Southwest winds around 5 knots. Seas around 2 feet in
the morning, then 1 foot or less. A chance of showers and
thunderstorms.
.THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or
less. A slight chance of showers and thunderstorms after midnight.
.FRIDAY...West winds around 5 knots, becoming southwest in the
afternoon. Seas 1 foot or less. A chance of showers and
thunderstorms, mainly in the morning.
.FRIDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or less.
A slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-120100-
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-
701 AM CDT Mon Aug 11 2025

.TODAY...South winds around 5 knots, becoming north late this
morning and early afternoon, then becoming east late. Seas 1 foot or
less. Showers and thunderstorms likely until late afternoon, then a
chance of showers and thunderstorms late.
.TONIGHT...Southeast winds around 5 knots, becoming south after
midnight. Seas 1 foot or less. A slight chance of showers and
thunderstorms in the evening, then thunderstorms likely with a
chance of showers after midnight.
.TUESDAY...West winds around 5 knots, becoming south in the
afternoon. Seas 1 foot or less. Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds around 5 knots. Seas 1 foot or less,
then 1 to 2 feet after midnight. A slight chance of showers and
thunderstorms in the evening, then showers likely with a chance of
thunderstorms after midnight.
.WEDNESDAY...Southwest winds around 5 knots. Seas 1 to 2 feet.
Showers with thunderstorms likely in the morning, then a chance of
showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
A slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.THURSDAY...Southwest winds around 5 knots. Seas 1 to 2 feet in the
morning, then 1 foot or less. Showers and thunderstorms likely,
mainly in the morning.
.THURSDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms after midnight.
.FRIDAY...South winds around 5 knots. Seas 1 foot or less. A chance
of showers and thunderstorms.
.FRIDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-120100-
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-
701 AM CDT Mon Aug 11 2025

.TODAY...South winds around 5 knots, becoming northeast late this
morning and early afternoon, then becoming east late. Seas 1 foot or
less. Showers with thunderstorms likely until late afternoon, then a
chance of showers and thunderstorms late.
.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. A chance
of showers and thunderstorms in the evening, then showers and
thunderstorms likely after midnight.
.TUESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds around 10 knots. Seas around 2 feet. A
chance of showers with a slight chance of thunderstorms in the
evening, then showers likely with a chance of thunderstorms after
midnight.
.WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet.
Showers with thunderstorms likely in the morning, then a chance of
showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas around
2 feet. A chance of showers and thunderstorms after midnight.
.THURSDAY...Southwest winds around 5 knots. Seas around 2 feet in
the morning, then 1 foot or less. A chance of thunderstorms. Showers
likely, mainly in the morning.
.THURSDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms after midnight.
.FRIDAY...West winds around 5 knots, becoming north in the
afternoon. Seas 1 foot or less. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds around 5 knots, becoming southwest after
midnight. Seas 1 foot or less.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-120100-
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-
701 AM CDT Mon Aug 11 2025

.TODAY...West winds around 5 knots, becoming northeast late. Seas
around 2 feet this morning, then 1 foot or less. A chance of showers
and thunderstorms.
.TONIGHT...Southeast winds 5 to 10 knots, becoming south after
midnight. Seas 1 foot or less, then around 2 feet after midnight. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.TUESDAY...Southwest winds around 5 knots, becoming south in the
afternoon. Seas around 2 feet. Thunderstorms likely. Showers.
.TUESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms in the evening, then
showers likely with a chance of thunderstorms after midnight.
.WEDNESDAY...Southwest winds around 5 knots. Seas around 2 feet. A
chance of thunderstorms. Showers, mainly in the morning.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.THURSDAY...South winds 5 to 10 knots. Seas around 2 feet. A chance
of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.
.FRIDAY...Southeast winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
A slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$