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

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary Off
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
683
FZUS54 KLIX 220240
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
940 PM CDT Sat Sep 21 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-GMZ501-221515-
940 PM CDT Sat Sep 21 2024

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

A surface high will slowly move east Sunday into early next week. A
tropical disturbance is likely to develop over the western Caribbean
or southern gulf by mid to late week. Mariners should stay informed
with the latest forecast concerning this disturbance.

$$

GMZ530-221515-
Lake Pontchartrain and Lake Maurepas-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds around 5 knots. Waves 1 foot or less.
.SUNDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY NIGHT...South winds around 5 knots. Waves 1 foot or less.
.MONDAY...East winds around 5 knots. Waves 1 foot or less.
.MONDAY NIGHT...Southeast 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.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast
10 to 15 knots after midnight. Waves 2 to 3 feet. A chance of
showers and thunderstorms, mainly in the evening.
.THURSDAY...Northeast winds 10 to 15 knots. Waves 2 to 3 feet. A
slight chance of showers and thunderstorms in the morning, then a
chance of showers and thunderstorms in the afternoon.
.THURSDAY NIGHT...Northeast winds 10 to 15 knots. Waves 2 to 4 feet.
A chance of showers and thunderstorms, mainly in the evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-221515-
Lake Borgne-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.MONDAY...Northeast winds around 5 knots, becoming east in the
afternoon. Waves 1 foot or less.
.MONDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.TUESDAY...East winds around 5 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Waves around 2 feet. A chance
of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Waves 2 to 3 feet. A
chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 15 knots. Waves around 3 feet. A
chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds 15 to 20 knots. Waves 3 to 4 feet.
A chance of showers. A chance of thunderstorms, mainly in the
evening.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-221515-
Mississippi Sound-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY...Northeast winds around 5 knots, becoming southeast in the
afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...South winds around 5 knots, becoming west around
5 knots after midnight. Waves 1 foot or less.
.MONDAY...Northeast winds around 5 knots, becoming southeast in the
afternoon. Waves 1 foot or less.
.MONDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or
less.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet after midnight. A slight chance of showers and
thunderstorms after midnight.
.WEDNESDAY...East winds 5 to 10 knots. Waves around 2 feet. A chance
of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Waves 2 to 4 feet. A
chance of showers and thunderstorms.
.THURSDAY...Northeast winds around 15 knots. Waves 3 to 4 feet. A
chance of thunderstorms. A chance of showers.
.THURSDAY NIGHT...Northeast winds 15 to 20 knots. Waves 3 to 4 feet.
A chance of showers and thunderstorms in the evening, then a chance
of showers with a slight chance of thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-221515-
Chandeleur Sound-Breton Sound-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.MONDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less.
.TUESDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.TUESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet after midnight. A slight chance of showers and
thunderstorms after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Waves 2 to 3 feet. A chance
of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Waves 3 to 4 feet. A chance of showers and
thunderstorms.
.THURSDAY...Northeast winds 15 to 20 knots. Waves around 4 feet. A
chance of thunderstorms. A chance of showers.
.THURSDAY NIGHT...Northeast winds 20 to 25 knots. Waves 4 to 5 feet.
A chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-221515-
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-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
East 1 foot at 4 seconds.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet in
the evening, then 1 foot or less. Wave Detail: East 1 foot at
4 seconds, becoming southeast 1 foot at 4 seconds.
.MONDAY...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: East 1 foot at 4 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less.
Wave Detail: East 1 foot at 4 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds. A slight chance of showers. A
slight chance of thunderstorms 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 and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 5 seconds. A chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds.
A chance of showers and thunderstorms.
.THURSDAY...East winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet, building to 5 to 8 feet, occasionally to
10 feet in the afternoon. Wave Detail: Southeast 6 feet at
8 seconds, becoming southeast 8 feet at 10 seconds. A chance of
thunderstorms. A chance of showers in the morning, then showers
likely in the afternoon.
.THURSDAY NIGHT...Northeast winds around 20 knots. Seas 6 to 9 feet,
occasionally to 11 feet, building to 8 to 11 feet, occasionally to
14 feet after midnight. A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-221515-
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-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...East winds 10 to 15 knots, becoming southeast 5 to
10 knots late. Seas around 2 feet. Wave Detail: East 2 feet at
4 seconds.
.SUNDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 4 seconds.
.MONDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds.
.MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southeast 2 feet at 4 seconds.
.TUESDAY...East winds 5 to 10 knots. Seas 1 foot or less. Wave
Detail: Southeast 1 foot at 4 seconds. A slight chance of showers
and thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: East 2 feet at 4 seconds. A chance of showers with a slight
chance of thunderstorms after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds. A chance of showers and
thunderstorms.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, increasing to 15 to
20 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet.
Wave Detail: Southeast 4 feet at 7 seconds. A chance of showers and
thunderstorms.
.THURSDAY...Northeast winds 15 to 20 knots. Seas 3 to 5 feet,
occasionally to 6 feet. Wave Detail: Southeast 5 feet at 9 seconds.
A chance of thunderstorms. A chance of showers.
.THURSDAY NIGHT...Northeast winds 20 to 25 knots. Seas 5 to 7 feet,
occasionally to 9 feet. A chance of thunderstorms. A chance of
showers.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-221515-
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-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...East winds around 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.SUNDAY...East winds around 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.MONDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
Southeast 2 feet at 4 seconds. A slight chance of showers in the
afternoon.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers and
thunderstorms after midnight.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds around 10 knots. Seas around 2 feet.
Wave Detail: East 2 feet at 4 seconds. A slight chance of showers
and thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: Southeast 6 feet at 8 seconds.
Showers likely with a chance of thunderstorms.
.THURSDAY...East winds around 20 knots. Seas 7 to 10 feet,
occasionally to 13 feet. Wave Detail: Southeast 10 feet at
9 seconds. Showers likely with a chance of thunderstorms.
.THURSDAY NIGHT...Northeast winds 20 to 25 knots. Seas 9 to 13 feet,
occasionally to 17 feet, building to 12 to 15 feet, occasionally to
19 feet after midnight. A chance of thunderstorms. Showers likely,
mainly in the evening.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-221515-
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-
940 PM CDT Sat Sep 21 2024

.OVERNIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: East 3 feet at 4 seconds.
.SUNDAY...East winds around 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 5 seconds.
.SUNDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds.
.MONDAY...East winds around 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers and
thunderstorms in the afternoon.
.MONDAY 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.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers in the
morning, then a chance of showers with a slight chance of
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 10 to 15 knots with gusts up to
20 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds.
A slight chance of thunderstorms. A slight chance of showers in the
evening, then a chance of showers after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Seas 2 to 4 feet,
occasionally to 5 feet. Wave Detail: East 3 feet at 5 seconds. A
chance of thunderstorms. A chance of showers in the morning, then
showers likely in the afternoon.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 4 to 6 feet,
occasionally to 8 feet. Wave Detail: East 6 feet at 7 seconds.
Showers likely with a chance of thunderstorms.
.THURSDAY...Northeast winds 20 to 25 knots. Seas 6 to 8 feet,
occasionally to 10 feet, building to 8 to 9 feet, occasionally to
11 feet in the afternoon. Wave Detail: East 8 feet at 9 seconds,
becoming east 9 feet at 10 seconds. Showers likely with a chance of
thunderstorms.
.THURSDAY NIGHT...Northeast winds 20 to 25 knots. Seas 8 to 11 feet,
occasionally to 14 feet, building to 9 to 13 feet, occasionally to
17 feet after midnight. A chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$