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

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
158
FZUS54 KLIX 261609
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
Issued by National Weather Service Jacksonville FL
1109 AM CDT Thu Jun 26 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-GMZ501-270515-
1109 AM CDT Thu Jun 26 2025

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

Easterly to southeasterly winds will remain less than 15 knots as
high pressure moves in and out of the area. Chances of showers and
storms will increase as the week continues with locally higher winds
and seas in the strongest storms.

$$

GMZ530-270515-
Lake Pontchartrain and Lake Maurepas-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...Northeast winds around 5 knots, becoming southeast
this afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms this afternoon.
.TONIGHT...East winds around 5 knots, becoming southeast after
midnight. Waves 1 foot or less. A slight chance of showers and
thunderstorms.
.FRIDAY...Northeast winds around 5 knots, becoming southeast around
5 knots 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...South winds around 5 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms in the evening.
.SATURDAY...West winds around 5 knots, becoming south around 5 knots
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.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or
less. A slight chance of showers and thunderstorms.
.SUNDAY...West 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.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less.
A slight chance of showers and thunderstorms.
.MONDAY...West 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.
.MONDAY NIGHT...West winds around 5 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-270515-
Lake Borgne-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...Northeast winds around 5 knots, becoming southeast
late. Waves 1 foot or less. A slight chance of showers and
thunderstorms late this morning, then a chance of thunderstorms with
a slight chance of showers early this afternoon.
.TONIGHT...Southeast winds around 5 knots. Waves 1 foot or less. A
chance of showers and thunderstorms after midnight.
.FRIDAY...Northeast winds around 5 knots, becoming southeast in the
afternoon. Waves 1 foot or less. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms, mainly in the evening.
.SATURDAY...West winds around 5 knots, becoming south in the
afternoon. 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 in the evening,
then a chance of showers and thunderstorms after midnight.
.SUNDAY...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.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less.
A chance of showers and thunderstorms.
.MONDAY...West winds 5 to 10 knots. Waves 1 foot or less.
Thunderstorms likely. Showers likely.
.MONDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-270515-
Mississippi Sound-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...East winds around 5 knots, becoming south this
afternoon. Waves 1 foot or less, then 1 to 2 feet this afternoon. A
chance of showers and thunderstorms late this morning, then a slight
chance of showers and thunderstorms late.
.TONIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A
chance of showers and thunderstorms.
.FRIDAY...East winds around 5 knots, becoming south in the
afternoon. Waves 1 foot or less, then around 2 feet in the
afternoon. A chance of showers and thunderstorms.
.FRIDAY 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.
.SATURDAY...West winds around 5 knots, becoming south in the
afternoon. 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 likely in the afternoon.
.SATURDAY NIGHT...Southwest winds around 10 knots, becoming west
after midnight. Waves around 2 feet. A chance of showers and
thunderstorms.
.SUNDAY...Northwest winds around 5 knots, becoming southwest in the
afternoon. 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.
.SUNDAY NIGHT...Southwest winds around 10 knots, becoming west after
midnight. Waves around 2 feet. A chance of showers and
thunderstorms.
.MONDAY...Northwest winds 5 to 10 knots, becoming west in the
afternoon. Waves around 2 feet. Thunderstorms likely. Showers
likely.
.MONDAY NIGHT...West winds around 10 knots. Waves around 2 feet. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-270515-
Chandeleur Sound-Breton Sound-
1109 AM CDT Thu Jun 26 2025

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

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-270515-
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-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...East winds around 5 knots, becoming southeast late.
Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A
chance of showers and thunderstorms late this morning, then a chance
of thunderstorms with a slight chance of showers early this
afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A slight chance of showers
and thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds and east 1 foot at 3 seconds.
A chance of showers and thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A chance of showers and
thunderstorms.
.SATURDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 1 foot at 5 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 4 seconds and south 1 foot at
9 seconds. A chance of showers and thunderstorms.
.SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
South 2 feet at 4 seconds and south 2 feet at 9 seconds. Showers and
thunderstorms likely, mainly in the morning.
.SUNDAY NIGHT...West winds around 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 9 seconds and west 1 foot at 2 seconds. A
chance of thunderstorms. A chance of showers in the evening, then
showers likely after midnight.
.MONDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
West 1 foot at 3 seconds and southeast 1 foot at 6 seconds. Showers
and thunderstorms likely, mainly in the morning.
.MONDAY NIGHT...West winds around 10 knots. Seas around 2 feet. Wave
Detail: West 1 foot 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.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-270515-
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-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...East winds 5 to 10 knots, becoming southeast late.
Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A
chance of showers and thunderstorms late this morning, then a slight
chance of showers and thunderstorms this afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A slight chance of showers
and thunderstorms after midnight.
.FRIDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of showers and
thunderstorms.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A slight chance of
thunderstorms. A slight chance of showers in the evening, then a
chance of showers after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds. A chance of thunderstorms.
Showers likely, mainly in the morning.
.SATURDAY NIGHT...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 in the evening, then a chance of showers and
thunderstorms after midnight.
.SUNDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southwest 1 foot at 4 seconds and south 1 foot at 7 seconds.
Showers likely. A chance of thunderstorms in the morning, then
thunderstorms likely in the afternoon.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: Southwest 2 feet at 4 seconds and south 1 foot at
8 seconds. A chance of showers and thunderstorms.
.MONDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail:
South 1 foot at 5 seconds. Showers and thunderstorms likely, mainly
in the morning.
.MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet.
Wave Detail: South 1 foot at 5 seconds. A chance of showers and
thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-270515-
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-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...Northeast winds 5 to 10 knots, becoming east late.
Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A
chance of showers and thunderstorms late this morning, then a chance
of thunderstorms with a slight chance of showers early this
afternoon.
.TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A slight chance of showers
and thunderstorms in the evening, then a chance of showers and
thunderstorms after midnight.
.FRIDAY...Southeast winds around 5 knots. Seas 1 to 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of showers. A chance
of thunderstorms, mainly in the morning.
.FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds and south 1 foot at 9 seconds.
A chance of showers with a slight chance of thunderstorms.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds and south 1 foot at 9 seconds.
A chance of thunderstorms. Showers likely, mainly in the morning.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 3 seconds and south 2 feet at
9 seconds. A chance of showers and thunderstorms.
.SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
South 2 feet at 9 seconds. Showers likely. Thunderstorms likely,
mainly in the morning.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southwest 2 feet at 3 seconds and south 2 feet at
9 seconds. A chance of thunderstorms. A chance of showers in the
evening, then showers likely after midnight.
.MONDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
West 2 feet at 3 seconds and south 2 feet at 6 seconds. Showers with
thunderstorms likely in the morning, then a chance of showers and
thunderstorms in the afternoon.
.MONDAY NIGHT...West winds 5 to 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.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-270515-
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-
1109 AM CDT Thu Jun 26 2025

.REST OF TODAY...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of showers and
thunderstorms late this morning, then a slight chance of showers and
thunderstorms late.
.TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A slight chance of showers
and thunderstorms after midnight.
.FRIDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 6 seconds. A chance of showers. A chance
of thunderstorms, mainly in the morning.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: Southeast 2 feet at 5 seconds. A slight chance of
thunderstorms. A slight chance of showers in the evening, then a
chance of showers after midnight.
.SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southeast 2 feet at 5 seconds and southeast 1 foot at
9 seconds. Showers likely with a chance of thunderstorms.
.SATURDAY NIGHT...South winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 5 seconds and south 2 feet at
8 seconds. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after midnight.
.SUNDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 9 seconds. Showers likely with a chance of
thunderstorms.
.SUNDAY NIGHT...Southwest winds around 10 knots. Seas around 2 feet.
Wave Detail: South 2 feet at 9 seconds and southwest 1 foot at
6 seconds. A slight chance of showers and thunderstorms in the
evening, then a chance of showers and thunderstorms after midnight.
.MONDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: South 2 feet at 7 seconds. A chance of thunderstorms.
Showers 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 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.

$$