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

Home |  Current Version |  Previous Version |  Graphics & Text |  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
070
FZUS54 KLIX 250305
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
1005 PM CDT Tue Sep 24 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-GMZ501-251615-
1005 PM CDT Tue Sep 24 2024

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

Tropical Storm Helene 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.

$$

GMZ530-251615-
Lake Pontchartrain and Lake Maurepas-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...South winds around 5 knots, becoming west late. Waves
1 foot or less.
.WEDNESDAY...Northeast winds around 5 knots. Waves 1 foot or less. A
slight 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 slight chance of showers and thunderstorms in the evening.
.THURSDAY...North winds around 15 knots with gusts up to 25 knots.
Waves 3 to 4 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots, becoming northwest
10 to 15 knots after midnight. Waves 2 to 4 feet.
.FRIDAY...West winds 10 to 15 knots with gusts up to 20 knots. Waves
2 to 3 feet.
.FRIDAY NIGHT...Southwest winds around 10 knots. Waves around
2 feet.
.SATURDAY...Southwest winds around 10 knots. Waves around 2 feet.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around
2 feet.
.SUNDAY...West winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ534-251615-
Lake Borgne-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...South winds around 5 knots, becoming west late. Waves
1 foot or less.
.WEDNESDAY...North winds 5 to 10 knots, becoming east in the
afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, becoming north
15 to 20 knots after midnight. Waves around 2 feet, building to 3 to
4 feet after midnight. A chance of showers. A chance of
thunderstorms, mainly in the evening.
.THURSDAY...North winds 15 to 20 knots with gusts up to 30 knots.
Waves 3 to 4 feet. A slight chance of showers and thunderstorms.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts up to
30 knots. Waves 3 to 4 feet.
.FRIDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Waves 2 to 3 feet.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots with gusts up to
20 knots. Waves around 2 feet.
.SATURDAY...Southwest winds around 10 knots. Waves around 2 feet.
.SATURDAY NIGHT...Southwest winds around 10 knots. Waves around
2 feet.
.SUNDAY...West winds 5 to 10 knots. Waves 1 foot or less.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

$$

GMZ532-251615-
Mississippi Sound-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...South winds around 5 knots, becoming west late. Waves
1 foot or less.
.WEDNESDAY...North winds 5 to 10 knots, becoming east in the
afternoon. Waves 1 foot or less. A slight chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots, increasing to
15 to 20 knots after midnight. Waves 2 to 4 feet. A chance of
thunderstorms. A chance of showers.
.THURSDAY...North winds 15 to 20 knots with gusts up to 25 knots.
Waves 3 to 4 feet. A chance of thunderstorms with a slight chance of
showers in the morning, then a slight chance of showers and
thunderstorms in the afternoon. Visibility 1 NM or less in the
morning.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots with gusts up to
30 knots. Waves around 4 feet.
.FRIDAY...West winds 15 to 20 knots with gusts up to 25 knots. Waves
3 to 4 feet.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Waves 2 to 3 feet.
.SATURDAY...Southwest winds 10 to 15 knots. Waves 2 to 3 feet.
.SATURDAY NIGHT...Southwest winds around 10 knots. Waves 2 to
3 feet.
.SUNDAY...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SUNDAY NIGHT...Southwest winds around 10 knots. Waves around
2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ536-538-251615-
Chandeleur Sound-Breton Sound-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...South winds around 5 knots, becoming west late. Waves
1 foot or less.
.WEDNESDAY...North winds 5 to 10 knots, becoming northeast in the
afternoon. Waves around 2 feet. A slight chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. Waves 2 to 3 feet, building to 3 to
5 feet after midnight. A chance of showers and thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 35 knots.
Waves 4 to 5 feet. A chance of showers and thunderstorms, mainly in
the morning.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots with gusts up to
30 knots. Waves 4 to 5 feet.
.FRIDAY...West winds 15 to 20 knots with gusts up to 30 knots. Waves
3 to 4 feet.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Waves 2 to 3 feet.
.SATURDAY...Southwest winds 10 to 15 knots. Waves 2 to 3 feet.
.SATURDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet.
.SUNDAY...Southwest winds 5 to 10 knots. Waves around 2 feet.
.SUNDAY NIGHT...Southwest winds around 10 knots. Waves around
2 feet.

Winds and waves higher in and near thunderstorms.

$$

GMZ555-557-251615-
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-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...Southeast winds around 5 knots, becoming northeast
late. Seas 1 foot or less. Wave Detail: Southeast 1 foot at
4 seconds.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 5 seconds. A slight chance of showers and
thunderstorms in the morning, then a chance of showers and
thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots with gusts up to 25 knots after midnight. Seas 2 to
3 feet, building to 3 to 5 feet, occasionally to 6 feet after
midnight. Wave Detail: East 3 feet at 6 seconds and southeast 1 foot
at 12 seconds, becoming east 5 feet at 7 seconds and southeast
1 foot at 12 seconds. Showers likely with a chance of thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 35 knots.
Seas 6 to 9 feet, occasionally to 11 feet. Wave Detail: Southeast
8 feet at 12 seconds and northeast 6 feet at 5 seconds. A chance of
showers. A chance of thunderstorms. Visibility 1 NM or less in the
morning.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots with gusts up to
30 knots. Seas 7 to 10 feet, occasionally to 13 feet. Wave Detail:
Southeast 10 feet at 13 seconds and north 5 feet at 5 seconds. A
slight chance of showers and thunderstorms in the evening.
.FRIDAY...West winds 15 to 20 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 northwest 4 feet at 4 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: West 3 feet at 4 seconds and
southeast 2 feet at 9 seconds.
.SATURDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast
1 foot at 7 seconds.
.SUNDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: Southwest 2 feet at 3 seconds and southeast 1 foot at
6 seconds. A slight chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ550-552-251615-
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-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...Southeast winds around 5 knots. Seas 1 foot or less.
Wave Detail: Southeast 1 foot at 4 seconds.
.WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave
Detail: Northeast 2 feet at 4 seconds. A slight chance of showers
and thunderstorms in the afternoon.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
15 to 20 knots after midnight. Seas 2 to 4 feet, occasionally to
5 feet. Wave Detail: Northeast 4 feet at 5 seconds and southeast
2 feet at 12 seconds. A chance of showers and thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 35 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. A chance of thunderstorms, mainly in the morning.
.THURSDAY NIGHT...North winds 20 to 25 knots, becoming northwest
15 to 20 knots after midnight. Seas 5 to 7 feet, occasionally to
9 feet. Wave Detail: Southeast 6 feet at 12 seconds and northwest
5 feet at 4 seconds.
.FRIDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet.
Wave Detail: Northwest 4 feet at 4 seconds and southeast 4 feet at
11 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Seas 2 to 3 feet. Wave Detail: West 3 feet at 4 seconds and
southeast 2 feet at 9 seconds.
.SATURDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at
7 seconds.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas around
2 feet. Wave Detail: Southwest 2 feet at 4 seconds.
.SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
Southwest 2 feet at 4 seconds. A slight chance of showers in the
afternoon.
.SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 to 2 feet. A slight
chance of showers after midnight.

Winds and seas higher in and near thunderstorms.

$$

GMZ575-577-251615-
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-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...Southeast winds around 5 knots. Seas around 2 feet late
this evening, then 1 foot or less. Wave Detail: East 1 foot at
4 seconds, becoming southeast 1 foot at 4 seconds. A slight chance
of showers and thunderstorms late.
.WEDNESDAY...Northeast winds 5 to 10 knots, increasing to 10 to
15 knots with gusts up to 20 knots in the afternoon. Seas 2 to
3 feet. Wave Detail: Northeast 3 feet at 5 seconds and southeast
1 foot at 12 seconds. A chance of thunderstorms. A chance of showers
in the morning, then showers likely in the afternoon.
.WEDNESDAY NIGHT...East winds 10 to 15 knots, becoming northeast
15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet, building to 5 to 7 feet, occasionally to 9 feet after
midnight. Wave Detail: East 5 feet at 7 seconds and south 1 foot at
13 seconds, becoming southeast 7 feet at 12 seconds and southeast
6 feet at 8 seconds. Showers with a chance of thunderstorms.
.THURSDAY...North winds 20 to 25 knots with gusts up to 35 knots.
Seas 7 to 10 feet, occasionally to 13 feet, building to 10 to
14 feet, occasionally to 18 feet in the afternoon. Wave Detail:
Southeast 9 feet at 10 seconds and northeast 7 feet at 6 seconds,
becoming southeast 11 feet at 13 seconds and northeast 8 feet at
7 seconds. A chance of thunderstorms. Showers.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots. Gusts up to
40 knots in the evening. Seas 12 to 15 feet, occasionally to
19 feet, subsiding to 9 to 11 feet, occasionally to 14 feet after
midnight. Wave Detail: Southeast 12 feet at 13 seconds and north
8 feet at 7 seconds, becoming southeast 9 feet at 12 seconds and
north 6 feet at 7 seconds. A slight chance of showers and
thunderstorms in the evening.
.FRIDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Gusts up to 30 knots. Seas 6 to 7 feet,
occasionally to 9 feet, subsiding to 4 to 5 feet, occasionally to
6 feet in the afternoon. Wave Detail: Northwest 5 feet at 6 seconds
and southeast 5 feet at 10 seconds, becoming west 4 feet at
6 seconds and southeast 3 feet at 9 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: West 3 feet
at 6 seconds and southeast 2 feet at 8 seconds.
.SATURDAY...Southwest winds around 10 knots. Seas 2 to 3 feet. Wave
Detail: West 2 feet at 5 seconds and southeast 1 foot at 7 seconds.
.SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet.
Wave Detail: West 2 feet at 5 seconds and southeast 1 foot at
6 seconds.
.SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
West 2 feet at 6 seconds and southeast 1 foot at 6 seconds. A slight
chance of showers and thunderstorms.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms.

Winds and seas higher in and near thunderstorms.

$$

GMZ570-572-251615-
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-
1005 PM CDT Tue Sep 24 2024

.OVERNIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave
Detail: East 2 feet at 4 seconds. A slight chance of showers late.
.WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: Northeast 3 feet at 4 seconds and southeast 1 foot at
12 seconds. A chance of showers with a slight chance of
thunderstorms.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots, increasing to
20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to
6 feet, building to 5 to 7 feet, occasionally to 9 feet after
midnight. Wave Detail: Northeast 4 feet at 6 seconds and southeast
2 feet at 12 seconds, becoming northeast 5 feet at 6 seconds and
southeast 5 feet at 12 seconds. A chance of thunderstorms. A chance
of showers in the evening, then showers likely after midnight.
.THURSDAY...North winds 20 to 25 knots with gusts up to 35 knots.
Seas 8 to 11 feet, occasionally to 14 feet. Wave Detail: Southeast
8 feet at 11 seconds and north 7 feet at 6 seconds. A chance of
showers. A chance of thunderstorms, mainly in the morning.
.THURSDAY NIGHT...Northwest winds 20 to 25 knots with gusts up to
35 knots. Seas 9 to 12 feet, occasionally to 15 feet. Wave Detail:
Southeast 9 feet at 12 seconds and northwest 7 feet at 6 seconds. A
slight chance of showers and thunderstorms in the evening.
.FRIDAY...Northwest winds 15 to 20 knots, becoming west 10 to
15 knots in the afternoon. Seas 6 to 7 feet, occasionally to 9 feet,
subsiding to 4 to 5 feet, occasionally to 6 feet in the afternoon.
Wave Detail: North 5 feet at 6 seconds and east 5 feet at
11 seconds, becoming northwest 4 feet at 5 seconds and east 4 feet
at 10 seconds.
.FRIDAY NIGHT...West winds 10 to 15 knots with gusts up to 20 knots.
Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: West 3 feet
at 5 seconds and east 2 feet at 9 seconds.
.SATURDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave
Detail: West 2 feet at 5 seconds and southeast 1 foot at 7 seconds.
.SATURDAY NIGHT...Southwest winds around 10 knots. Seas 2 to 3 feet.
Wave Detail: West 2 feet at 5 seconds and southeast 1 foot at
7 seconds.
.SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail:
West 2 feet at 6 seconds and southeast 1 foot at 6 seconds. A slight
chance of showers and thunderstorms.
.SUNDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. A
slight chance of showers and thunderstorms after midnight.

Winds and seas higher in and near thunderstorms.

$$