Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
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142 FZUS54 KLIX 190737 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 137 AM CST Wed Nov 19 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-GMZ501-192000- 137 AM CST Wed Nov 19 2025 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... Surface high pressure will slide a little farther east allowing southerly flow to increase a touch Thursday and Friday ahead of a weak front that will likely not even reach the coast on Saturday. This would keep light onshore flow over the region heading into next week. Winds through the forecast should remain below adv criteria with the main concerns being scattered showers and a few thunderstorms late Friday and throughout the weekend. $$ GMZ530-192000- Lake Pontchartrain and Lake Maurepas- 137 AM CST Wed Nov 19 2025 ...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM CST THIS MORNING... .REST OF TONIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...Southeast winds around 5 knots. Waves 1 foot or less. Areas of fog in the morning. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots, diminishing to around 5 knots after midnight. Waves 1 foot or less. .THURSDAY...Southeast winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. Areas of dense fog in the morning. .THURSDAY NIGHT...Southeast winds around 10 knots. Waves around 2 feet. A chance of showers after midnight. .FRIDAY...South winds around 10 knots. Waves around 2 feet. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers. .SATURDAY...Southwest winds around 5 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming northwest after midnight. Waves 1 foot or less. .SUNDAY...East winds around 5 knots. Waves 1 foot or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ534-192000- Lake Borgne- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds around 5 knots. Waves 1 foot or less. Patchy dense fog late. .WEDNESDAY...East winds around 5 knots. Waves 1 foot or less. Patchy dense fog in the morning. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less. .THURSDAY...East winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. Patchy fog in the morning. .THURSDAY NIGHT...Southeast winds around 10 knots. Waves around 2 feet. A slight chance of showers after midnight. .FRIDAY...South winds 10 to 15 knots. Waves around 2 feet. A chance of showers with a slight chance of thunderstorms. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet in the evening, then 1 foot or less. A slight chance of showers. .SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 5 to 10 knots, becoming west after midnight. Waves 1 foot or less. .SUNDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ532-192000- Mississippi Sound- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds around 5 knots. Waves 1 foot or less. Patchy dense fog. .WEDNESDAY...Light and variable winds, becoming south 5 to 10 knots in the afternoon. Waves 1 foot or less. Patchy dense fog in the morning. .WEDNESDAY NIGHT...South winds 5 to 10 knots, becoming southeast after midnight. Waves 1 foot or less. .THURSDAY...East winds around 5 knots, becoming southeast in the afternoon. Waves 1 foot or less, then around 2 feet in the afternoon. Patchy fog in the morning. .THURSDAY NIGHT...Southeast winds around 10 knots. Waves around 2 feet. A slight chance of showers after midnight. .FRIDAY...South winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers with a slight chance of thunderstorms. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers. .SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming northwest after midnight. Waves around 2 feet. .SUNDAY...Northeast winds around 5 knots, becoming south in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots, becoming east after midnight. Waves 1 foot or less, then around 2 feet after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ536-538-192000- Chandeleur Sound-Breton Sound- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds around 5 knots. Waves 1 foot or less. Patchy dense fog late. .WEDNESDAY...East winds around 5 knots. Waves 1 foot or less. Patchy dense fog in the morning. .WEDNESDAY NIGHT...Southeast winds around 5 knots. Waves 1 foot or less. .THURSDAY...East winds 5 to 10 knots. Waves 1 foot or less. .THURSDAY NIGHT...Southeast winds around 10 knots. Waves around 2 feet. A slight chance of showers after midnight. .FRIDAY...South winds 10 to 15 knots. Waves around 2 feet. A chance of showers with a slight chance of thunderstorms. .FRIDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers. .SATURDAY...South winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers. .SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after midnight. Waves 1 foot or less. .SUNDAY...Northeast winds 5 to 10 knots, becoming southeast in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ555-557-192000- Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. .WEDNESDAY...East winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. Patchy dense fog in the morning. .WEDNESDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 4 seconds. .THURSDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 7 seconds. .FRIDAY...South winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .FRIDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers in the evening. .SATURDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .SATURDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds and north 1 foot at 3 seconds. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Winds and seas higher in and near thunderstorms. $$ GMZ550-552-192000- 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- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 2 feet at 4 seconds. .WEDNESDAY...East winds 5 to 10 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 4 seconds, becoming southeast 1 foot at 4 seconds. Patchy dense fog in the morning. .WEDNESDAY NIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .THURSDAY...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .THURSDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A chance of showers. A slight chance of thunderstorms after midnight. .FRIDAY...South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .FRIDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. A slight chance of showers in the evening. .SATURDAY...South winds around 5 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. A slight chance of showers in the morning. .SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY NIGHT...Southeast 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. $$ GMZ575-577-192000- Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm- Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...South winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. .WEDNESDAY...East winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. .WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 1 foot at 4 seconds. .THURSDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .THURSDAY NIGHT...Southeast winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. .FRIDAY...South winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers. .FRIDAY NIGHT...South winds around 10 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds. .SATURDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds and northeast 1 foot at 3 seconds. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. $$ GMZ570-572-192000- 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- 137 AM CST Wed Nov 19 2025 .REST OF TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .WEDNESDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .WEDNESDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .THURSDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .THURSDAY NIGHT...Southeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 7 seconds. A chance of showers. A slight chance of thunderstorms after midnight. .FRIDAY...South winds 10 to 15 knots with gusts up to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds. A chance of showers and thunderstorms. .FRIDAY NIGHT...South winds 5 to 10 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Southeast 4 feet at 6 seconds. A slight chance of showers in the evening. .SATURDAY...South winds 5 to 10 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds. A slight chance of showers in the morning. .SATURDAY NIGHT...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY...East winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers. Winds and seas higher in and near thunderstorms. $$