Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
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084 FZUS54 KLIX 091848 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 1247 PM CST Tue Dec 9 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-GMZ501-100700- 1247 PM CST Tue Dec 9 2025 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... High pressure moving into the coastal waters through Wednesday will produce more favorable conditions for marine operations. The next frontal system to affect the coastal waters will likely move through the waters Thursday or Friday. $$ GMZ530-100700- Lake Pontchartrain and Lake Maurepas- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...East winds around 5 knots. Waves 1 foot or less. .TONIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. .WEDNESDAY NIGHT...North winds 5 to 10 knots. Waves around 2 feet. .THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Waves 1 to 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .FRIDAY...South winds around 5 knots. Waves 1 foot or less. .FRIDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .SATURDAY...Southeast winds around 5 knots. Waves 1 foot or less. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. $$ GMZ534-100700- Lake Borgne- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...East winds around 5 knots. Waves 1 foot or less. .TONIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots. Waves around 2 feet. .WEDNESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north after midnight. Waves around 2 feet. .THURSDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .FRIDAY...South winds around 5 knots. Waves 1 foot or less. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. .SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers after midnight. $$ GMZ532-100700- Mississippi Sound- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...East winds around 5 knots. Waves 1 foot or less. .TONIGHT...Southeast winds around 5 knots, becoming southwest around 5 knots after midnight. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots. Waves around 2 feet. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north after midnight. Waves around 2 feet. .THURSDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .FRIDAY...South winds 5 to 10 knots. Waves 1 foot or less. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. .SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet in the evening, then 1 foot or less. A slight chance of showers after midnight. $$ GMZ536-538-100700- Chandeleur Sound-Breton Sound- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots. Waves 1 foot or less. .TONIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Waves 1 foot or less. .WEDNESDAY...West winds 5 to 10 knots. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north after midnight. Waves 2 to 3 feet. .THURSDAY...Northeast winds 10 to 15 knots, becoming east around 5 knots in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .FRIDAY...South winds around 5 knots. Waves 1 foot or less. .FRIDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .SATURDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers after midnight. $$ GMZ555-557-100700- Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .TONIGHT...East winds around 5 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds and southwest 1 foot at 2 seconds. .WEDNESDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and east 1 foot at 5 seconds. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north with gusts up to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds and west 2 feet at 3 seconds. .THURSDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .THURSDAY NIGHT...Southeast winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: East 1 foot at 2 seconds, becoming south 1 foot at 3 seconds. .FRIDAY...South winds around 5 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 3 seconds. .FRIDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 3 seconds. .SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of showers in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of showers. $$ GMZ550-552-100700- 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- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots. Seas 1 foot or less. .TONIGHT...East winds around 5 knots, becoming south around 5 knots after midnight. Seas 1 foot or less, then 1 to 2 feet after midnight. Wave Detail: Southwest 1 foot at 2 seconds. .WEDNESDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: West 2 feet at 3 seconds. .WEDNESDAY NIGHT...Northwest winds around 10 knots, becoming north after midnight. Seas 1 to 2 feet. Wave Detail: North 2 feet at 3 seconds and west 2 feet at 4 seconds. .THURSDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: West 1 foot at 4 seconds. .THURSDAY NIGHT...Southeast winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: East 1 foot at 3 seconds, becoming southeast 1 foot at 3 seconds. .FRIDAY...South winds around 5 knots. Seas 1 foot or less, then 1 to 2 feet in the afternoon. Wave Detail: South 1 foot at 3 seconds. .FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 3 seconds. .SATURDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 1 foot at 3 seconds. A slight chance of showers in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of showers. $$ GMZ575-577-100700- Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm- Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. .TONIGHT...East winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds and southwest 1 foot at 2 seconds. .WEDNESDAY...West winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds and east 2 feet at 5 seconds. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots, becoming north after midnight. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at 4 seconds and east 1 foot at 5 seconds. .THURSDAY...North winds 10 to 15 knots, becoming northeast 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northwest 3 feet at 5 seconds. .THURSDAY NIGHT...East winds around 5 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. .FRIDAY...South winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 3 seconds and northeast 1 foot at 4 seconds. .FRIDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 2 seconds. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 4 seconds. A chance of showers. $$ GMZ570-572-100700- 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- 1247 PM CST Tue Dec 9 2025 .THIS AFTERNOON...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. .TONIGHT...East winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds and southwest 1 foot at 2 seconds. .WEDNESDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and east 2 feet at 6 seconds. .WEDNESDAY NIGHT...Northwest winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds and east 1 foot at 5 seconds. .THURSDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: North 2 feet at 5 seconds. .THURSDAY NIGHT...Southeast winds 5 to 10 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. .FRIDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: South 1 foot at 3 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 3 seconds. A slight chance of showers. .SATURDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 4 seconds. A slight chance of showers. $$