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

Home |  Current Version |  Previous Version |  Text Only |  Print | Product List |  Glossary On
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
420
FZUS54 KLIX 140300
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
1000 PM CDT Fri Jun 13 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-GMZ501-141515-
1000 PM CDT Fri Jun 13 2025

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

Light southerly flow is expected through the weekend and into next
week at 10 knots or less. Wind and seas will be largely benign during
the forecast period. As typical for summer the winds east of the MS
Delta will be a touch higher each night. Winds and seas will be
locally higher during the afternoon and overnight hours with storms
along the coast each day.

$$

GMZ530-141515-
Lake Pontchartrain and Lake Maurepas-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds around 5 knots. Waves 1 foot or less.
.SATURDAY...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.
.SATURDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms in the evening.
.SUNDAY...Southwest winds around 5 knots. Waves 1 foot or less. A
chance of thunderstorms. A chance of showers in the morning, then
showers in the afternoon.
.SUNDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms.
.MONDAY...South winds around 5 knots. Waves 1 foot or less. A chance
of showers with a slight chance of thunderstorms in the morning,
then showers and thunderstorms in the afternoon.
.MONDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms.
.TUESDAY...South winds 5 to 10 knots. 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 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms.
.WEDNESDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. A chance of showers and
thunderstorms in the morning, then showers and thunderstorms in the
afternoon.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-141515-
Lake Borgne-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Waves around 2 feet
late this evening, then 1 foot or less. A slight chance of showers
and thunderstorms late this evening.
.SATURDAY...Southwest 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.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Waves 1 foot or less. A chance
of showers and thunderstorms in the morning, then showers with
thunderstorms likely in the afternoon.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less.
A chance of showers. A slight chance of thunderstorms in the
evening, then a chance of thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Waves 1 foot or less. Showers
likely with a chance of thunderstorms in the morning, then showers
with thunderstorms likely in the afternoon.
.MONDAY NIGHT...South 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.
.TUESDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Showers likely with a chance of
thunderstorms in the morning, then showers with thunderstorms likely
in the afternoon.
.TUESDAY NIGHT...South winds around 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds around 10 knots. Waves around 2 feet.
Showers likely with a chance of thunderstorms in the morning, then
showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds around 10 knots. Waves around 2 feet.
A chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-141515-
Mississippi Sound-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms.
.SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet in the afternoon. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet. A chance of showers and thunderstorms.
.SUNDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Showers likely with a chance of
thunderstorms in the morning, then showers with thunderstorms likely
in the afternoon.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less. A chance of showers and
thunderstorms.
.MONDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Showers likely. A chance of
thunderstorms in the morning, then thunderstorms likely in the
afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Showers likely. A chance of
thunderstorms in the morning, then thunderstorms likely in the
afternoon.
.TUESDAY NIGHT...South winds around 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms in the evening, then a
chance of showers and thunderstorms after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Waves 2 to 3 feet. Showers
likely with a chance of thunderstorms in the morning, then showers
and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Waves 2 to 3 feet. A
chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-141515-
Chandeleur Sound-Breton Sound-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
1 to 2 feet in the afternoon. A chance of showers and thunderstorms.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet
in the evening, then 1 foot or less. A chance of showers and
thunderstorms.
.SUNDAY...South winds 5 to 10 knots. Waves 1 foot or less. Showers
likely with a chance of thunderstorms.
.SUNDAY 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.
.MONDAY...South winds 5 to 10 knots. Waves 1 foot or less. Showers
likely. A chance of thunderstorms in the morning, then thunderstorms
likely in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet in
the evening, then 1 foot or less. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Waves 1 foot or less, then
around 2 feet in the afternoon. Showers with a chance of
thunderstorms in the morning, then showers and thunderstorms likely
in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots. Waves around 2 feet. A
chance of showers and thunderstorms.
.WEDNESDAY...South winds 10 to 15 knots. Waves 2 to 3 feet. Showers
with a chance of thunderstorms in the morning, then showers and
thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Waves 2 to 3 feet. A
chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-141515-
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-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 1 foot at 5 seconds. A slight chance of showers
and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A slight chance of showers
and thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.SUNDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of thunderstorms.
Showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.WEDNESDAY...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds and south 1 foot at
10 seconds. Showers with a chance of thunderstorms in the morning,
then showers and thunderstorms likely in the afternoon.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-141515-
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-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. A chance of
showers and thunderstorms.
.SATURDAY NIGHT...South winds around 5 knots. Seas 1 to 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.SUNDAY...South winds around 5 knots. Seas 1 to 2 feet. Showers
likely with a chance of thunderstorms.
.SUNDAY NIGHT...South winds around 5 knots. Seas 1 to 2 feet. Wave
Detail: 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.
.MONDAY...South winds around 5 knots. Seas 1 to 2 feet. Wave Detail:
South 1 foot at 5 seconds. Showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: 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.
.TUESDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
South 2 feet at 5 seconds. Showers with a chance of thunderstorms in
the morning, then showers and thunderstorms likely in the afternoon.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A chance of
thunderstorms. A chance of showers in the evening, then showers
likely after midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds. A chance of thunderstorms.
Showers.
.WEDNESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-141515-
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-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds. A slight chance of showers
and thunderstorms late this evening and early morning, then a chance
of showers and thunderstorms late.
.SATURDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...South winds around 5 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 6 seconds. A slight chance of showers
and thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.SUNDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then showers likely with a chance of
thunderstorms after midnight.
.MONDAY...South winds around 5 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers, mainly in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then showers likely with a chance of
thunderstorms after midnight.
.TUESDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A chance of thunderstorms.
Showers.
.TUESDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds and south 1 foot at
11 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.WEDNESDAY...South winds around 10 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 6 seconds and south 1 foot at
10 seconds. A chance of thunderstorms. Showers.
.WEDNESDAY NIGHT...Southeast winds 10 to 15 knots. Seas around
3 feet. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-141515-
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-
1000 PM CDT Fri Jun 13 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 5 seconds. A slight chance of showers and
thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave
Detail: South 3 feet at 6 seconds. A chance of showers and
thunderstorms.
.SATURDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 7 seconds. A chance of showers and
thunderstorms after midnight.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 7 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. A slight chance of showers and
thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.MONDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 6 seconds. Showers with a slight chance of
thunderstorms in the morning, then showers likely with a chance of
thunderstorms in the afternoon.
.MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A slight chance of showers
and thunderstorms in the evening, then showers likely with a chance
of thunderstorms after midnight.
.TUESDAY...South winds around 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of thunderstorms.
Showers.
.TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds. A chance of thunderstorms. A
chance of showers in the evening, then showers likely after
midnight.
.WEDNESDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave
Detail: Southeast 3 feet at 5 seconds and southeast 1 foot at
10 seconds. A chance of thunderstorms. Showers.
.WEDNESDAY NIGHT...Southeast winds around 15 knots. Seas 3 to
4 feet, occasionally to 5 feet. A chance of showers and
thunderstorms in the evening, then showers likely with a slight
chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$