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

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551
FZUS54 KLIX 232046
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
346 PM CDT Mon Sep 23 2024

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-GMZ501-240930-
346 PM CDT Mon Sep 23 2024

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

Potential Tropical Cyclone 9 will bring impacts to the southern and
eastern Gulf of Mexico later this week. Mariners should stay informed
with the latest forecast concerning this system as winds and seas
may increase to hazardous thresholds by mid to late week as gradient
winds and wave heights increase.

$$

GMZ530-240930-
Lake Pontchartrain and Lake Maurepas-
346 PM CDT Mon Sep 23 2024

.TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.TUESDAY...Northeast winds around 5 knots, becoming east in the
afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...Southeast winds around 5 knots, becoming southwest
after midnight. Waves 1 foot or less.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers in the morning. A chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Waves 2 to
4 feet. A chance of showers. A chance of thunderstorms, mainly in
the evening.
.THURSDAY...North winds 10 to 15 knots with gusts up to 20 knots.
Waves 3 to 4 feet. A chance of showers. A slight chance of
thunderstorms in the afternoon.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots with gusts up to
20 knots. Waves 2 to 4 feet. A chance of showers with a slight
chance of thunderstorms early in the evening.
.FRIDAY...West winds 10 to 15 knots. Waves 2 to 3 feet.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SATURDAY...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-240930-
Lake Borgne-
346 PM CDT Mon Sep 23 2024

.TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.TUESDAY...Northeast winds around 5 knots, becoming east around
5 knots in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...Southeast winds around 5 knots, becoming east after
midnight. Waves 1 foot or less.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers in the morning, then a chance of showers
and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, increasing to
10 to 15 knots with gusts up to 20 knots after midnight. Waves 2 to
3 feet. A chance of thunderstorms.
.THURSDAY...North winds 10 to 15 knots with gusts up to 20 knots.
Waves around 3 feet. A chance of showers with a slight chance of
thunderstorms.
.THURSDAY NIGHT...Northwest 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 early in the evening, then a slight chance
of showers late in the evening.
.FRIDAY...West winds 10 to 15 knots. Waves around 2 feet.
.FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less.
.SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less.
.SATURDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-240930-
Mississippi Sound-
346 PM CDT Mon Sep 23 2024

.TONIGHT...Southwest winds around 5 knots. Waves 1 foot or less.
.TUESDAY...Northeast winds around 5 knots, becoming southeast around
5 knots in the afternoon. Waves 1 foot or less.
.TUESDAY NIGHT...Southeast winds around 5 knots, becoming east after
midnight. Waves 1 foot or less. A slight chance of showers late.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet. A
chance of showers in the morning, then showers likely with a chance
of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. Waves 2 to 4 feet. A chance of
thunderstorms. Showers likely.
.THURSDAY...North winds 15 to 20 knots with gusts up to 25 knots.
Waves 3 to 4 feet. Showers likely in the morning. A chance of
thunderstorms. A chance of showers in the afternoon.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Waves 3 to 4 feet. A chance of showers and thunderstorms
early in the evening, then a slight chance of showers in the late
evening and early morning.
.FRIDAY...West winds 10 to 15 knots. Waves 2 to 3 feet.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots, diminishing to 5 to
10 knots after midnight. Waves 2 to 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-240930-
Chandeleur Sound-Breton Sound-
346 PM CDT Mon Sep 23 2024

.TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.TUESDAY...East winds around 5 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds around 5 knots. Waves 1 foot or less. A
slight chance of showers late.
.WEDNESDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Waves 2 to 3 feet. A chance of showers
until late afternoon. A chance of thunderstorms in the afternoon.
Showers likely late.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. Waves 3 to 5 feet. A chance of
thunderstorms. Showers likely.
.THURSDAY...North winds 20 to 25 knots with gusts up to 30 knots.
Waves 4 to 5 feet. Showers likely in the morning. A chance of
thunderstorms. A chance of showers in the afternoon.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Waves 3 to 5 feet. A chance of
showers with a slight chance of thunderstorms early in the evening,
then a slight chance of showers in the late evening and early
morning.
.FRIDAY...West winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Waves 3 to 4 feet.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-240930-
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-
346 PM CDT Mon Sep 23 2024

.TONIGHT...Southeast winds 5 to 10 knots, diminishing to around
5 knots after midnight. Seas around 2 feet this evening, then 1 foot
or less. Wave Detail: Southeast 1 foot at 4 seconds.
.TUESDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots, diminishing to around
5 knots after midnight. Seas 1 foot or less. Wave Detail: Southeast
1 foot at 4 seconds. A slight chance of showers after midnight. A
chance of showers late.
.WEDNESDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: East
3 feet at 5 seconds. A chance of showers in the morning. A slight
chance of thunderstorms late in the morning, then showers likely
with a chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to
25 knots. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to
7 feet, occasionally to 9 feet after midnight. Wave Detail: East
7 feet at 8 seconds and southeast 2 feet at 13 seconds. Showers with
a chance of thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 30 knots.
Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail: Southeast
9 feet at 14 seconds and northeast 8 feet at 6 seconds. A chance of
thunderstorms. Showers likely until late afternoon, then a chance of
showers late.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots, diminishing to
15 to 20 knots after midnight. Seas 8 to 11 feet, occasionally to
14 feet, subsiding to 6 to 9 feet, occasionally to 11 feet after
midnight. Wave Detail: Southeast 10 feet at 14 seconds. A chance of
showers and thunderstorms early in the evening, then a slight chance
of showers in the late evening and early morning.
.FRIDAY...West winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet,
subsiding to 3 to 4 feet, occasionally to 5 feet in the afternoon.
Wave Detail: Southeast 6 feet at 11 seconds and west 4 feet at
4 seconds.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: Southwest 3 feet at 4 seconds and southeast 1 foot at
8 seconds.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-240930-
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-
346 PM CDT Mon Sep 23 2024

.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds.
.TUESDAY...East winds around 5 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds. A slight chance of showers
late.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 1 to 2 feet,
building to 2 to 3 feet in the afternoon. Wave Detail: Northeast
2 feet at 4 seconds. A slight chance of showers early in the
morning, then a chance of showers in the late morning and afternoon.
A slight chance of thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots, increasing to
20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet. Wave Detail: Northeast 5 feet at 5 seconds and southeast
2 feet at 13 seconds. A chance of thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 30 knots.
Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast
5 feet at 11 seconds and north 4 feet at 4 seconds. A chance of
showers with a slight chance of thunderstorms.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail:
Southeast 6 feet at 13 seconds and northwest 5 feet at 4 seconds. A
slight chance of showers and thunderstorms early in the evening.
.FRIDAY...West winds 10 to 15 knots. Seas 3 to 5 feet, occasionally
to 6 feet. Wave Detail: West 4 feet at 4 seconds and southeast
4 feet at 11 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots, becoming southwest 5 to
10 knots after midnight. Seas 2 to 3 feet. Wave Detail: West 3 feet
at 4 seconds and southeast 1 foot at 9 seconds.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-240930-
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-
346 PM CDT Mon Sep 23 2024

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: East 1 foot at 4 seconds.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers late in
the evening. A chance of showers after midnight. A slight chance of
thunderstorms late.
.WEDNESDAY...Northeast 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: East 4 feet at 6 seconds and southeast 1 foot at
15 seconds. Showers likely with a slight chance of thunderstorms
early in the morning, then showers with a chance of thunderstorms in
the late morning and afternoon.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots, increasing to
20 to 25 knots after midnight. Seas 5 to 7 feet, occasionally to
9 feet, building to 7 to 10 feet, occasionally to 13 feet after
midnight. Wave Detail: East 8 feet at 8 seconds and southeast 8 feet
at 12 seconds. Showers with a chance of thunderstorms.
.THURSDAY...Tropical storm conditions possible.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots, becoming west
15 to 20 knots after midnight. Seas 12 to 15 feet, occasionally to
19 feet, subsiding to 8 to 11 feet, occasionally to 14 feet after
midnight. Wave Detail: Southeast 12 feet at 14 seconds and north
8 feet at 7 seconds. A chance of showers and thunderstorms early in
the evening, then a slight chance of thunderstorms late in the
evening. A slight chance of showers in the late evening and early
morning.
.FRIDAY...West winds 15 to 20 knots, diminishing to 10 to 15 knots
in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet,
subsiding to 3 to 5 feet, occasionally to 6 feet in the afternoon.
Wave Detail: East 6 feet at 10 seconds and west 5 feet at 6 seconds.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots. Seas 2 to 3 feet.
Wave Detail: West 3 feet at 5 seconds and southeast 2 feet at
8 seconds.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: West 2 feet at 5 seconds and southeast 1 foot at 7 seconds.
A slight chance of showers in the afternoon.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
A slight chance of showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-240930-
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-
346 PM CDT Mon Sep 23 2024

.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 5 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 5 seconds. A slight chance of showers early
in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers after
midnight.
.WEDNESDAY...Northeast 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: Northeast 4 feet at 5 seconds and southeast 1 foot at
12 seconds. A chance of showers until late afternoon. A slight
chance of thunderstorms in the late morning and afternoon. Showers
likely late.
.WEDNESDAY NIGHT...Northeast winds 15 to 20 knots, increasing to
20 to 25 knots after midnight. Seas 4 to 6 feet, occasionally to
8 feet, building to 6 to 9 feet, occasionally to 11 feet after
midnight. Wave Detail: Northeast 7 feet at 6 seconds and southeast
6 feet at 12 seconds. A chance of thunderstorms. Showers.
.THURSDAY...North winds 20 to 25 knots with gusts up to 30 knots.
Seas 9 to 12 feet, occasionally to 15 feet. Wave Detail: North
8 feet at 7 seconds and southeast 8 feet at 13 seconds. A chance of
showers with a slight chance of thunderstorms.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts up to
25 knots. Seas 9 to 12 feet, occasionally to 15 feet, subsiding to
7 to 10 feet, occasionally to 13 feet after midnight. Wave Detail:
Southeast 8 feet at 13 seconds and north 6 feet at 7 seconds. A
chance of showers with a slight chance of thunderstorms early in the
evening, then a slight chance of showers in the late evening and
early morning.
.FRIDAY...West winds 10 to 15 knots. Seas 6 to 8 feet, occasionally
to 10 feet, subsiding to 4 to 5 feet, occasionally to 6 feet in the
afternoon. Wave Detail: East 6 feet at 11 seconds and northwest
5 feet at 5 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: West 3 feet at 5 seconds and
east 2 feet at 8 seconds.
.SATURDAY...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 4 seconds and southeast 1 foot at
7 seconds. A slight chance of showers in the afternoon.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. A
slight chance of showers early in the evening. A slight chance of
showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

PG