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

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FZUS54 KLIX 291826
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
126 PM CDT Sun Jun 29 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-GMZ501-300715-
126 PM CDT Sun Jun 29 2025

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

High pressure remains centered well to the east over the next few
days which will continue to light to moderate southwest winds
through Tuesday. By mid week high pressure becomes a little more
broad over the Gulf with lighter winds Wednesday and then offshore
flow for the 2nd half of the work week. Daily showers and
thunderstorms are expected through Wednesday, mainly during the
overnight and morning hours.

$$

GMZ530-300715-
Lake Pontchartrain and Lake Maurepas-
126 PM CDT Sun Jun 29 2025

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

Winds and waves higher in and near thunderstorms.

$$

GMZ534-300715-
Lake Borgne-
126 PM CDT Sun Jun 29 2025

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

Winds and waves higher in and near thunderstorms.

$$

GMZ532-300715-
Mississippi Sound-
126 PM CDT Sun Jun 29 2025

.TONIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. A
chance of showers and thunderstorms until early morning, then
showers and thunderstorms likely late.
.MONDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Waves 1 foot or less, then around 2 feet in the
afternoon. Showers and thunderstorms likely.
.MONDAY NIGHT...West winds 10 to 15 knots. Waves around 2 feet.
Thunderstorms likely. Showers likely.
.TUESDAY...West winds 10 to 15 knots. Waves around 2 feet. Showers
and thunderstorms.
.TUESDAY NIGHT...West winds around 10 knots. Waves around 2 feet. A
chance of showers and thunderstorms in the evening, then showers and
thunderstorms likely after midnight.
.WEDNESDAY...West winds 5 to 10 knots. Waves around 2 feet. Showers
and thunderstorms likely, mainly in the morning.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Waves around
2 feet. A chance of showers. A chance of thunderstorms, mainly in
the evening.
.THURSDAY...Northwest winds 5 to 10 knots, becoming west in the
afternoon. Waves around 2 feet. A chance of showers. A slight chance
of thunderstorms in the morning, then a chance of thunderstorms in
the afternoon.
.THURSDAY NIGHT...West winds 5 to 10 knots, becoming north after
midnight. Waves around 2 feet. A slight chance of showers and
thunderstorms.
.FRIDAY...North winds 5 to 10 knots, becoming southeast in the
afternoon. Waves 1 to 2 feet. A slight chance of showers and
thunderstorms.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming northwest
after midnight. Waves around 2 feet. A slight chance of showers and
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-300715-
Chandeleur Sound-Breton Sound-
126 PM CDT Sun Jun 29 2025

.TONIGHT...Southwest winds around 10 knots. Waves around 2 feet. A
chance of showers and thunderstorms.
.MONDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Waves 1 foot or less, then around 2 feet in the
afternoon. Thunderstorms likely. Showers likely, mainly in the
morning.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Waves around 2 feet.
Thunderstorms likely. Showers likely.
.TUESDAY...West winds 10 to 15 knots. Waves around 2 feet.
Thunderstorms likely. Showers likely.
.TUESDAY NIGHT...West winds 10 to 15 knots. Waves around 2 feet. A
chance of showers and thunderstorms in the evening, then showers
with thunderstorms likely after midnight.
.WEDNESDAY...Northwest winds 10 to 15 knots, becoming west 5 to
10 knots in the afternoon. Waves around 2 feet in the morning, then
1 foot or less. Showers and thunderstorms likely, mainly in the
morning.
.WEDNESDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet after midnight. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.THURSDAY...Northwest winds 5 to 10 knots. Waves around 2 feet in
the morning, then 1 foot or less. A chance of showers and
thunderstorms.
.THURSDAY NIGHT...West winds 5 to 10 knots, becoming northwest after
midnight. Waves 1 foot or less, then around 2 feet after midnight. A
chance of showers and thunderstorms.
.FRIDAY...North winds 5 to 10 knots, becoming east in the afternoon.
Waves around 2 feet in the morning, then 1 foot or less. A chance of
showers and thunderstorms, mainly in the morning.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after
midnight. Waves 1 foot or less. A slight chance of showers and
thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-300715-
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-
126 PM CDT Sun Jun 29 2025

.TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 7 seconds. A chance of showers and
thunderstorms.
.MONDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
South 2 feet at 5 seconds and west 1 foot at 2 seconds. Showers and
thunderstorms likely, mainly in the morning.
.MONDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.TUESDAY...West winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds and west 1 foot at 3 seconds.
Thunderstorms likely. Showers.
.TUESDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: West 2 feet at 3 seconds and southeast 2 feet at 7 seconds.
Showers likely with a chance of thunderstorms in the evening, then
showers with thunderstorms likely after midnight.
.WEDNESDAY...Northwest winds 10 to 15 knots, becoming west 5 to
10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: West
2 feet at 3 seconds and southeast 2 feet at 6 seconds. Showers with
thunderstorms likely in the morning, then a chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...West winds around 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 3 seconds and southeast 1 foot at
6 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.THURSDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 3 seconds and south 1 foot at 6 seconds.
A chance of showers and thunderstorms.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 1 foot at 3 seconds and south 1 foot at 5 seconds. A
chance of showers. A slight chance of thunderstorms in the evening,
then a chance of thunderstorms after midnight.
.FRIDAY...North winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 1 foot at 3 seconds and south 1 foot at 4 seconds.
A chance of showers and thunderstorms, mainly in the morning.
.FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. A
chance of showers with a slight chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-300715-
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-
126 PM CDT Sun Jun 29 2025

.TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
South 2 feet at 5 seconds. A slight chance of showers and
thunderstorms.
.MONDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: South 2 feet at 5 seconds. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of showers. A
slight chance of thunderstorms in the evening, then a chance of
thunderstorms after midnight.
.TUESDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
South 2 feet at 6 seconds. A chance of showers and thunderstorms.
.TUESDAY NIGHT...West winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southwest 2 feet at 3 seconds and south 2 feet at 6 seconds.
A chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.WEDNESDAY...West winds 5 to 10 knots. Seas 2 to 3 feet, subsiding
to 1 to 2 feet in the afternoon. Wave Detail: West 2 feet at
4 seconds and southeast 2 feet at 6 seconds. Showers and
thunderstorms likely, mainly in the morning.
.WEDNESDAY NIGHT...West winds around 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 4 seconds and southeast 2 feet at
6 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.THURSDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: West 2 feet at 4 seconds and southeast 1 foot at 5 seconds.
A chance of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southwest 1 foot at 5 seconds. A chance of showers and
thunderstorms.
.FRIDAY...Northwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Northwest 1 foot at 3 seconds and south 1 foot at 5 seconds.
A chance of showers and thunderstorms.
.FRIDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-300715-
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-
126 PM CDT Sun Jun 29 2025

.TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds and south 1 foot at 9 seconds. A
slight chance of showers and thunderstorms this evening, then a
chance of showers and thunderstorms after midnight.
.MONDAY...West winds 5 to 10 knots, becoming southwest in the
afternoon. Seas around 2 feet. Wave Detail: South 2 feet at
7 seconds. Showers and thunderstorms likely, mainly in the morning.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers after midnight.
.TUESDAY...West winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: South 2 feet at 6 seconds and west 1 foot at 3 seconds.
Thunderstorms likely. Showers.
.TUESDAY NIGHT...West winds 10 to 15 knots. Seas around 3 feet. Wave
Detail: West 2 feet at 3 seconds and southeast 2 feet at 7 seconds.
A chance of thunderstorms. Showers.
.WEDNESDAY...West winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: West 2 feet at 4 seconds and southeast 2 feet at 6 seconds.
Showers with thunderstorms likely in the morning, then showers
likely with a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...West winds around 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 4 seconds and southeast 2 feet at
6 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers after midnight.
.THURSDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 4 seconds and south 1 foot at 5 seconds.
A chance of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 2 feet at 4 seconds and south 1 foot at 5 seconds. A
chance of showers. A slight chance of thunderstorms in the evening,
then a chance of thunderstorms after midnight.
.FRIDAY...North winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 4 seconds and south 1 foot at 4 seconds.
A chance of showers and thunderstorms, mainly in the morning.
.FRIDAY NIGHT...Northwest winds 5 to 10 knots. Seas 1 foot or less.
A chance of showers with a slight chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-300715-
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-
126 PM CDT Sun Jun 29 2025

.TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 5 seconds and southeast 1 foot at 9 seconds.
A slight chance of showers and thunderstorms early this evening. A
slight chance of showers after midnight. A slight chance of
thunderstorms late.
.MONDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 7 seconds. A slight chance of showers and
thunderstorms.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A slight chance of
thunderstorms. A slight chance of showers in the evening, then a
chance of showers after midnight.
.TUESDAY...West winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail:
South 2 feet at 6 seconds. A chance of showers and thunderstorms.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to 3 feet.
Wave Detail: West 2 feet at 3 seconds and south 2 feet at 6 seconds.
A chance of showers. A slight chance of thunderstorms in the
evening, then a chance of thunderstorms after midnight.
.WEDNESDAY...West winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: West 2 feet at 4 seconds and southeast 2 feet at 6 seconds.
A chance of thunderstorms. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...West winds around 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 4 seconds and southeast 2 feet at
6 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.THURSDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 2 feet at 4 seconds and southeast 1 foot at 5 seconds.
A chance of thunderstorms. Showers likely, mainly in the morning.
.THURSDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 1 foot at 4 seconds and south 1 foot at 5 seconds. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.FRIDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Northwest 2 feet at 4 seconds and south 1 foot at 5 seconds.
A chance of showers and thunderstorms.
.FRIDAY NIGHT...Northwest winds 5 to 10 knots. Seas around 2 feet. A
slight chance of thunderstorms. A slight chance of showers in the
evening, then a chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$