National Weather Service Marine Forecast FZUS54 KLIX

FZUS54 KLIX 311037
CWFLIX

Coastal Waters Forecast
National Weather Service New Orleans LA
437 AM CST Wed Dec 31 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-GMZ501-312300
437 AM CST Wed Dec 31 2025

SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM

Cautionary headlines continue for the tidal lakes and Gulf waters through the overnight Conditions improve later today as high pressure begins to build into the region. The next system that could elevate winds and seas will be due into the region late Friday or Saturday with at least some need for cautionary headlines Friday and Saturday.

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GMZ530-312300
Lake Pontchartrain and Lake Maurepas
437 AM CST Wed Dec 31 2025

TODAY
Northwest winds around 5 knots, becoming west this afternoon. Waves 1 foot or less.

TONIGHT
West winds 5 to 10 knots. Waves around 2 feet.

THURSDAY
West winds 5 to 10 knots. Waves 1 foot or less.

THURSDAY NIGHT
South winds 5 to 10 knots. Waves 1 to 2 feet.

FRIDAY
South winds 10 to 15 knots with gusts up to 25 knots. Waves 2 to 4 feet. A slight chance of showers in the afternoon.

FRIDAY NIGHT
Southwest winds 10 to 15 knots with gusts up to 20 knots. Waves 3 to 4 feet. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely after midnight.

SATURDAY
West winds 10 to 15 knots, becoming northwest in the afternoon. Waves 2 to 3 feet. A slight chance of showers in the morning.

SATURDAY NIGHT
North winds around 10 knots. Waves around 2 feet.

SUNDAY
Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Waves 1 to 2 feet in the morning, then 1 foot or less.

SUNDAY NIGHT
East winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

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GMZ534-312300
Lake Borgne
437 AM CST Wed Dec 31 2025

TODAY
North winds 5 to 10 knots, becoming west this afternoon. Waves 1 foot or less.

TONIGHT
West winds 5 to 10 knots. Waves around 2 feet.

THURSDAY
West winds 5 to 10 knots. Waves 1 foot or less.

THURSDAY NIGHT
Southwest winds 5 to 10 knots. Waves 1 foot or less.

FRIDAY
South winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers in the afternoon.

FRIDAY NIGHT
Southwest winds around 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. A slight chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

SATURDAY
West winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers in the morning.

SATURDAY NIGHT
North winds around 10 knots. Waves around 2 feet.

SUNDAY
Northeast winds 5 to 10 knots. Waves around 2 feet in the morning, then 1 foot or less.

SUNDAY NIGHT
Northeast winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

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GMZ532-312300
Mississippi Sound
437 AM CST Wed Dec 31 2025

TODAY
Northwest winds 5 to 10 knots, becoming west this afternoon. Waves around 2 feet.

TONIGHT
West winds 10 to 15 knots. Waves 2 to 3 feet.

THURSDAY
West winds 5 to 10 knots. Waves around 2 feet.

THURSDAY NIGHT
Southwest winds 5 to 10 knots. Waves around 2 feet.

FRIDAY
South winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Waves 2 to 4 feet. A slight chance of showers in the afternoon.

FRIDAY NIGHT
Southwest winds 15 to 20 knots with gusts up to 25 knots. Waves 3 to 4 feet. A chance of showers and thunderstorms in the evening, then showers with a slight chance of thunderstorms after midnight.

SATURDAY
West winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers, mainly in the morning.

SATURDAY NIGHT
North winds 10 to 15 knots. Waves around 2 feet.

SUNDAY
North winds 5 to 10 knots. Waves around 2 feet in the morning, then 1 foot or less.

SUNDAY NIGHT
Northeast winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

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GMZ536-538-312300
Chandeleur Sound-Breton Sound
437 AM CST Wed Dec 31 2025

TODAY
North winds 5 to 10 knots, becoming west this afternoon. Waves around 2 feet.

TONIGHT
West winds 10 to 15 knots. Waves 2 to 3 feet.

THURSDAY
West winds 5 to 10 knots. Waves around 2 feet in the morning, then 1 foot or less.

THURSDAY NIGHT
Southwest winds 5 to 10 knots. Waves around 2 feet.

FRIDAY
Southwest winds 10 to 15 knots. Waves 2 to 3 feet.

FRIDAY NIGHT
Southwest winds around 15 knots with gusts up to 20 knots. Waves 3 to 4 feet. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight.

SATURDAY
West winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers, mainly in the morning.

SATURDAY NIGHT
North winds 10 to 15 knots. Waves 2 to 3 feet.

SUNDAY
North winds 10 to 15 knots, becoming northeast 5 to 10 knots in the afternoon. Waves 2 to 3 feet in the morning, then 1 foot or less.

SUNDAY NIGHT
Northeast winds around 5 knots. Waves 1 foot or less.

Winds and waves higher in and near thunderstorms.

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GMZ555-557-312300
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
437 AM CST Wed Dec 31 2025

TODAY
North winds 5 to 10 knots, becoming west late. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 4 seconds.

TONIGHT
West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and northeast 1 foot at 4 seconds.

THURSDAY
West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northwest 2 feet at 3 seconds, becoming west 1 foot at 3 seconds.

THURSDAY NIGHT
Southwest winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Southwest 1 foot at 3 seconds.

FRIDAY
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds.

FRIDAY NIGHT
Southwest winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: South 3 feet at 4 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

SATURDAY
West winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 4 seconds. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon.

SATURDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 3 feet at 4 seconds. A slight chance of showers in the evening.

SUNDAY
North winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds.

SUNDAY NIGHT
Northeast winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: Northeast 1 foot at 4 seconds.

Winds and seas higher in and near thunderstorms.

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GMZ550-552-312300
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
437 AM CST Wed Dec 31 2025

TODAY
North winds 5 to 10 knots, becoming west late. Seas 1 to 2 feet this morning, then 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds, becoming north 1 foot at 3 seconds.

TONIGHT
West winds 5 to 10 knots. Seas 1 foot or less, then 1 to 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds.

THURSDAY
West winds 5 to 10 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds.

THURSDAY NIGHT
Southwest winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Southwest 1 foot at 3 seconds, becoming southwest 2 feet at 4 seconds.

FRIDAY
Southwest winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 5 seconds. A slight chance of showers in the afternoon.

FRIDAY NIGHT
Southwest winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 4 feet at 6 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight.

SATURDAY
West winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 4 feet at 6 seconds. A slight chance of thunderstorms in the morning. A chance of showers.

SATURDAY NIGHT
North winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southwest 3 feet at 6 seconds and northwest 2 feet at 3 seconds.

SUNDAY
Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northeast 2 feet at 4 seconds.

SUNDAY NIGHT
Northeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 4 seconds and southwest 1 foot at 5 seconds.

Winds and seas higher in and near thunderstorms.

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GMZ575-577-312300
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
437 AM CST Wed Dec 31 2025

TODAY
North winds around 10 knots, becoming northwest late. Seas 2 to 3 feet. Wave Detail: North 3 feet at 6 seconds.

TONIGHT
Northwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds and northeast 2 feet at 5 seconds.

THURSDAY
Northwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds and northeast 1 foot at 5 seconds.

THURSDAY NIGHT
Southwest winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 4 seconds, becoming southwest 2 feet at 3 seconds.

FRIDAY
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds.

FRIDAY NIGHT
Southwest winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest 5 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight.

SATURDAY
West winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest 5 feet at 6 seconds. A slight chance of thunderstorms. Showers.

SATURDAY NIGHT
Northwest winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: West 4 feet at 6 seconds. A chance of showers, mainly in the evening.

SUNDAY
North winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 3 feet at 6 seconds.

SUNDAY NIGHT
Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 5 seconds and west 1 foot at 5 seconds.

Winds and seas higher in and near thunderstorms.

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GMZ570-572-312300
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
437 AM CST Wed Dec 31 2025

TODAY
North winds 5 to 10 knots, becoming northwest late. Seas 2 to 3 feet. Wave Detail: North 3 feet at 5 seconds.

TONIGHT
West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds and northeast 1 foot at 5 seconds.

THURSDAY
West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northwest 2 feet at 3 seconds and northeast 1 foot at 5 seconds, becoming west 1 foot at 3 seconds and northeast 1 foot at 4 seconds.

THURSDAY NIGHT
Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 4 seconds.

FRIDAY
Southwest winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southwest 5 feet at 6 seconds. A slight chance of showers in the afternoon.

FRIDAY NIGHT
Southwest winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southwest 6 feet at 7 seconds. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight.

SATURDAY
West winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: Southwest 6 feet at 7 seconds. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon.

SATURDAY NIGHT
North winds around 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: West 4 feet at 6 seconds. A slight chance of showers in the evening.

SUNDAY
Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds and west 2 feet at 5 seconds.

SUNDAY NIGHT
Northeast winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: Northeast 1 foot at 4 seconds and southwest 1 foot at 5 seconds.

Winds and seas higher in and near thunderstorms.