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 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47
785
FZUS54 KLIX 241201
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
701 AM CDT Sun Aug 24 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-GMZ501-250100-
701 AM CDT Sun Aug 24 2025

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

Outside of showers and thunderstorms, mostly favorable winds and
seas are expected through the upcoming weekend. Winds will remain
mostly onshore at or less than 10 knots. Winds and seas will
increase in and around showers and thunderstorms.

$$

GMZ530-250100-
Lake Pontchartrain and Lake Maurepas-
701 AM CDT Sun Aug 24 2025

.TODAY...North winds around 5 knots, becoming southwest late. Waves
1 foot or less.
.TONIGHT...Southwest winds around 5 knots, becoming northwest after
midnight. Waves 1 foot or less.
.MONDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves 1 foot or less.
.MONDAY NIGHT...Southeast winds around 5 knots, becoming northeast
after midnight. Waves 1 foot or less, then 1 to 2 feet after
midnight.
.TUESDAY...East winds 5 to 10 knots. Waves around 2 feet in the
morning, then 1 foot or less. A slight chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less,
then around 2 feet after midnight.
.WEDNESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet.
.WEDNESDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.
.THURSDAY...East winds around 5 knots. Waves 1 foot or less.
.THURSDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-250100-
Lake Borgne-
701 AM CDT Sun Aug 24 2025

.TODAY...North winds 5 to 10 knots, becoming northeast early this
afternoon, then becoming south around 5 knots late. Waves 1 foot or
less. A slight chance of showers and thunderstorms until late
afternoon, then a chance of showers and thunderstorms late.
.TONIGHT...Southwest winds around 5 knots, becoming west after
midnight. Waves 1 foot or less.
.MONDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms.
.MONDAY NIGHT...Southeast winds around 5 knots, becoming northeast
after midnight. Waves 1 foot or less, then around 2 feet after
midnight.
.TUESDAY...East winds 5 to 10 knots. Waves around 2 feet in the
morning, then 1 foot or less. A slight chance of showers and
thunderstorms in the afternoon.
.TUESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to
15 knots after midnight. Waves 1 foot or less, then around 2 feet
after midnight.
.WEDNESDAY...Northeast winds 10 to 15 knots. Waves 2 to 3 feet.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less.
.THURSDAY...East winds 5 to 10 knots. Waves 1 foot or less.
.THURSDAY NIGHT...East winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-250100-
Mississippi Sound-
701 AM CDT Sun Aug 24 2025

.TODAY...North winds around 5 knots, becoming south this afternoon.
Waves 1 foot or less. A slight chance of showers and thunderstorms
early this morning. A slight chance of showers and thunderstorms
early this afternoon, then a chance of showers and thunderstorms
late.
.TONIGHT...Southwest winds 5 to 10 knots, becoming northwest after
midnight. Waves 1 foot or less.
.MONDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Waves around 2 feet in the morning, then 1 foot or less.
A slight chance of showers and thunderstorms in the morning.
.MONDAY NIGHT...South winds 5 to 10 knots, becoming northeast after
midnight. Waves 1 foot or less, then around 2 feet after midnight.
.TUESDAY...East winds 5 to 10 knots. Waves around 2 feet.
.TUESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to
15 knots after midnight. Waves 2 to 3 feet.
.WEDNESDAY...Northeast winds 10 to 15 knots, becoming east 5 to
10 knots in the afternoon. Waves 2 to 3 feet.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Waves around
2 feet.
.THURSDAY...East winds 5 to 10 knots. Waves around 2 feet in the
morning, then 1 foot or less.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-250100-
Chandeleur Sound-Breton Sound-
701 AM CDT Sun Aug 24 2025

.TODAY...North winds 5 to 10 knots, becoming south late. Waves
1 foot or less. A chance of showers and thunderstorms early this
morning, then a slight chance of showers and thunderstorms late this
morning. A chance of showers and thunderstorms this afternoon.
.TONIGHT...Southwest winds around 5 knots, becoming west after
midnight. Waves 1 foot or less. A slight chance of showers and
thunderstorms after midnight.
.MONDAY...Northeast 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.
.MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming northeast
after midnight. Waves 1 foot or less, then around 2 feet after
midnight. A slight chance of showers and thunderstorms after
midnight.
.TUESDAY...Northeast winds 10 to 15 knots. Waves around 2 feet. A
slight chance of showers and thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to
15 knots after midnight. Waves 2 to 3 feet. A slight chance of
showers. A slight chance of thunderstorms after midnight.
.WEDNESDAY...Northeast winds 10 to 15 knots. Waves 2 to 3 feet. A
slight chance of showers and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Waves 1 foot or
less.
.THURSDAY...Northeast winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Waves 1 foot or less. A
slight chance of showers and thunderstorms after midnight.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-250100-
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-
701 AM CDT Sun Aug 24 2025

.TODAY...Northwest winds 5 to 10 knots, becoming southwest late.
Seas 1 foot or less. A chance of showers and thunderstorms.
.TONIGHT...Southwest winds around 5 knots, becoming west after
midnight. Seas 1 foot or less. A slight chance of showers and
thunderstorms.
.MONDAY...Northeast winds 5 to 10 knots, becoming east in the
afternoon. Seas 1 foot or less. A chance of showers and
thunderstorms.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less, then
around 2 feet after midnight. A slight chance of showers in the
evening, then a chance of showers with a slight chance of
thunderstorms after midnight.
.TUESDAY...Northeast winds around 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots after midnight. Seas around 2 feet. A slight chance of
showers and thunderstorms.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A
slight chance of showers and thunderstorms.
.WEDNESDAY NIGHT...Northeast winds around 10 knots. Seas around
2 feet. A slight chance of showers and thunderstorms after midnight.
.THURSDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet
in the evening, then 1 foot or less. A slight chance of showers and
thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-250100-
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-
701 AM CDT Sun Aug 24 2025

.TODAY...Northwest winds 5 to 10 knots, becoming southwest late.
Seas 1 foot or less. Showers and thunderstorms likely, mainly this
morning.
.TONIGHT...Southwest winds around 5 knots, becoming west after
midnight. Seas 1 foot or less. A chance of showers and
thunderstorms, mainly in the evening.
.MONDAY...North winds 5 to 10 knots, becoming east in the afternoon.
Seas 1 foot or less. A chance of showers and thunderstorms.
.MONDAY NIGHT...East winds 5 to 10 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.
.TUESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. A chance of
showers and thunderstorms.
.TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms.
.THURSDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. A slight
chance of showers and thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 to 2 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-250100-
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-
701 AM CDT Sun Aug 24 2025

.TODAY...West winds 5 to 10 knots. Seas 1 foot or less. Showers and
thunderstorms likely until late afternoon, then a chance of showers
and thunderstorms late.
.TONIGHT...West winds around 5 knots. Seas 1 foot or less. A chance
of showers and thunderstorms.
.MONDAY...North winds 5 to 10 knots, becoming east in the afternoon.
Seas around 2 feet in the morning, then 1 foot or less. Showers and
thunderstorms likely, mainly in the morning.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A
chance of showers with a slight chance of thunderstorms.
.TUESDAY...Northeast winds around 10 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet.
A slight chance of showers and thunderstorms.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A
chance of showers and thunderstorms, mainly in the morning.
.WEDNESDAY NIGHT...Northeast winds around 10 knots. Seas 2 to
3 feet. A slight chance of showers and thunderstorms after midnight.
.THURSDAY...Northeast winds around 10 knots. Seas around 2 feet. A
chance of showers with a slight chance of thunderstorms.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet.
A slight chance of showers in the evening, then a chance of showers
with a slight chance of thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-250100-
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-
701 AM CDT Sun Aug 24 2025

.TODAY...West winds 5 to 10 knots. Seas 1 foot or less. Showers with
thunderstorms likely until late afternoon, then a chance of showers
and thunderstorms late.
.TONIGHT...Southwest winds around 5 knots. Seas 1 foot or less. A
chance of showers and thunderstorms.
.MONDAY...North winds around 5 knots, becoming east in the
afternoon. Seas around 2 feet in the morning, then 1 foot or less. A
chance of thunderstorms. Showers likely, mainly in the morning.
.MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A
chance of showers. A slight chance of thunderstorms in the evening,
then a chance of thunderstorms after midnight.
.TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. A chance of
thunderstorms. Showers likely, mainly in the morning.
.TUESDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A
chance of showers. A slight chance of thunderstorms in the evening,
then a chance of thunderstorms after midnight.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. A
chance of showers and thunderstorms.
.WEDNESDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A
slight chance of showers. A slight chance of thunderstorms after
midnight.
.THURSDAY...East winds around 10 knots. Seas around 2 feet. A chance
of showers with a slight chance of thunderstorms.
.THURSDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers. A slight chance of thunderstorms after
midnight.

Winds and seas higher in and near thunderstorms.

$$