Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
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459 FZUS54 KLIX 191037 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 537 AM CDT Wed Aug 19 2026 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-GMZ501-192300- 537 AM CDT Wed Aug 19 2026 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... Surface high pressure centered over the central Gulf will maintain a generally weak pressure gradient through much of the period. A predominantly westerly flow will continue, with higher winds during the early morning and late night hours. Isolated thunderstorms will remain possible with winds and waves higher in and near this activity, particularly during the overnight and early morning hours. $$ GMZ529-192300- Lake Maurepas- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds around 5 knots. Seas 1 foot or less. .TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. .THURSDAY...West winds around 5 knots. Seas 1 foot or less. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. .FRIDAY...West winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or less. .SATURDAY...West winds around 5 knots, becoming southwest around 5 knots in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or less. .SUNDAY...Northwest winds around 5 knots, becoming northeast around 5 knots in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...South winds around 5 knots, becoming west after midnight. Seas 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ531-192300- Lake Pontchartrain- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet this morning, then 1 foot or less. .TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. .THURSDAY...West winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. .FRIDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. .SATURDAY...West winds 5 to 10 knots, becoming southwest in the afternoon. Seas 1 foot or less. .SATURDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. .SUNDAY...West winds around 5 knots. Seas 1 foot or less. .SUNDAY NIGHT...South winds 5 to 10 knots, becoming west after midnight. Seas 1 to 2 feet in the evening, then 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ532-192300- Mississippi Sound- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 10 to 15 knots, becoming southwest 5 to 10 knots this afternoon. Waves around 2 feet. A chance of showers and thunderstorms early this afternoon. A slight chance of showers and thunderstorms late. .TONIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest in the afternoon. Waves 2 to 3 feet. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Waves around 2 feet. .FRIDAY...West winds 5 to 10 knots, becoming southwest in the afternoon. Waves around 2 feet. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...West winds around 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms in the evening. .SATURDAY...Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Waves around 2 feet. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...West winds 5 to 10 knots. Waves around 2 feet. .SUNDAY...Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Southwest winds around 10 knots, becoming west after midnight. Waves around 2 feet. Winds and waves higher in and near thunderstorms. $$ GMZ533-192300- Lake Salvador and Lake Cataouatche- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. .THURSDAY...West winds around 5 knots. Seas 1 foot or less. .THURSDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. .FRIDAY...West winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. .SATURDAY...West winds around 5 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. .SUNDAY...Northwest winds around 5 knots. Seas 1 foot or less. .SUNDAY NIGHT...Southwest winds around 5 knots. Seas 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ534-192300- Lake Borgne- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots, becoming southwest late. Waves around 2 feet this morning, then 1 foot or less. A slight chance of showers and thunderstorms early this afternoon. .TONIGHT...Southwest winds 5 to 10 knots, becoming west 10 to 15 knots after midnight. Waves 2 to 3 feet. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...Southwest winds 10 to 15 knots, becoming west after midnight. Waves around 2 feet. .FRIDAY...West winds 5 to 10 knots. Waves around 2 feet in the morning, then 1 foot or less. .FRIDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms in the evening. .SATURDAY...Northwest winds around 10 knots, becoming west in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. .SUNDAY...Northwest winds 5 to 10 knots, becoming west in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southwest winds 5 to 10 knots, becoming west after midnight. Waves around 2 feet in the evening, then 1 foot or less. Winds and waves higher in and near thunderstorms. $$ GMZ535-192300- Breton Sound- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots early this afternoon, then becoming southwest late. Seas 2 to 3 feet. A slight chance of showers and thunderstorms early this afternoon. .TONIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet. .THURSDAY...West winds 10 to 15 knots, becoming southwest 5 to 10 knots in the afternoon. Seas 2 to 3 feet in the morning, then 1 foot or less. .THURSDAY NIGHT...West winds 10 to 15 knots. Seas 2 to 3 feet. .FRIDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. .FRIDAY NIGHT...West winds around 10 knots. Seas 2 to 3 feet. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. A slight chance of showers and thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. .SUNDAY...Northwest winds 5 to 10 knots, becoming west in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ536-192300- Chandeleur Sound- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots early this afternoon, then becoming southwest late. Waves 2 to 3 feet. A slight chance of showers and thunderstorms early this afternoon. .TONIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Waves 2 to 3 feet. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet. .FRIDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Waves 2 to 3 feet. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...West winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers and thunderstorms. .SATURDAY...Northwest winds around 10 knots, becoming southwest in the afternoon. Waves 1 to 2 feet. A slight chance of showers and thunderstorms. .SATURDAY NIGHT...West winds around 10 knots. Waves around 2 feet. .SUNDAY...Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Waves 1 to 2 feet. .SUNDAY NIGHT...Southwest winds around 10 knots, becoming west after midnight. Waves around 2 feet. Winds and waves higher in and near thunderstorms. $$ GMZ541-192300- Terrebonne Bay- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds around 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 2 seconds. A slight chance of showers and thunderstorms this morning. .TONIGHT...Southwest winds around 10 knots. Seas 1 foot or less. .THURSDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 2 seconds. .THURSDAY NIGHT...West winds around 10 knots. Seas 1 foot or less. .FRIDAY...West winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Seas 1 foot or less. Wave Detail: West 1 foot at 2 seconds. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...West winds 10 to 15 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 2 seconds. .SATURDAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ543-192300- Barataria Bay- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms late this morning and afternoon. .TONIGHT...West winds 5 to 10 knots. Seas 1 foot or less. .THURSDAY...West winds 5 to 10 knots. Seas 1 foot or less. .THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. .FRIDAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. .SATURDAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. .SUNDAY...West winds around 5 knots. Seas 1 foot or less. .SUNDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ551-192300- Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds. A slight chance of showers and thunderstorms late this morning. .TONIGHT...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. .THURSDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds, becoming west 1 foot at 4 seconds. .THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. .FRIDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. .FRIDAY NIGHT...West winds around 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds, becoming west 2 feet at 3 seconds. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 2 feet at 4 seconds, becoming west 1 foot at 4 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A slight chance of showers and thunderstorms. .SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ553-192300- Coastal Waters from Southwest Pass of the Mississippi River to Port Fourchon LA out 20 nm- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and southeast 1 foot at 6 seconds. A slight chance of showers and thunderstorms late this morning and early afternoon. .TONIGHT...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 4 seconds and southeast 1 foot at 5 seconds, becoming west 2 feet at 3 seconds. .THURSDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 2 feet at 3 seconds, becoming west 1 foot at 3 seconds. .THURSDAY NIGHT...West 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 west 2 feet at 3 seconds. .FRIDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northwest 1 foot at 3 seconds, becoming west 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds around 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds, becoming west 2 feet at 3 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 4 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...West winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: West 1 foot at 4 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ554-192300- Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and south 1 foot at 6 seconds. A slight chance of showers and thunderstorms this morning, then a chance of showers and thunderstorms early this afternoon. .TONIGHT...Southwest winds 5 to 10 knots, becoming west 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds and south 1 foot at 6 seconds. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: West 2 feet at 3 seconds. .THURSDAY NIGHT...West winds around 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds, becoming west 2 feet at 3 seconds. .FRIDAY...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. A slight chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds, becoming west 2 feet at 3 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...West winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Northwest 2 feet at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 3 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ557-192300- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots this afternoon. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and south 1 foot at 6 seconds. A slight chance of showers and thunderstorms. .TONIGHT...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds and south 1 foot at 6 seconds. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 2 feet at 4 seconds, becoming west 1 foot at 3 seconds. .THURSDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds. .FRIDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 2 feet at 3 seconds, becoming west 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds. A slight chance of showers and thunderstorms. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northwest 2 feet at 3 seconds, becoming west 1 foot at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .SATURDAY NIGHT...West winds around 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 3 seconds. .SUNDAY...Northwest winds 5 to 10 knots, becoming west in the afternoon. Seas 1 foot or less. Wave Detail: Northwest 1 foot at 3 seconds. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 3 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ570-192300- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet this morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds and southeast 1 foot at 6 seconds, becoming west 1 foot at 3 seconds. .TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 4 seconds. .THURSDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. .THURSDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. .FRIDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Southwest 1 foot at 4 seconds. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 4 seconds, becoming west 1 foot at 4 seconds and south 1 foot at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 4 seconds and south 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northwest 1 foot at 4 seconds and south 1 foot at 5 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 4 seconds and south 1 foot at 5 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ572-192300- Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds and southeast 1 foot at 6 seconds. .TONIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: West 1 foot at 3 seconds and north 1 foot at 3 seconds, becoming west 1 foot at 3 seconds and southeast 1 foot at 5 seconds. .THURSDAY...West winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 3 seconds, becoming north 1 foot at 3 seconds. .THURSDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: North 1 foot at 3 seconds and west 1 foot at 4 seconds. .FRIDAY...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds and northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds and northeast 1 foot at 3 seconds. .SATURDAY...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. Wave Detail: West 1 foot at 3 seconds, becoming west 1 foot at 3 seconds and south 1 foot at 5 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds and west 1 foot at 4 seconds. A slight chance of showers and thunderstorms. .SUNDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 1 foot at 4 seconds. A chance of showers and thunderstorms, mainly in the morning. .SUNDAY NIGHT...West winds around 5 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: West 1 foot at 4 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ575-192300- Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms late this morning and early afternoon. .TONIGHT...West winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and north 1 foot at 3 seconds. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and south 1 foot at 5 seconds. .THURSDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and northeast 1 foot at 4 seconds. .FRIDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and northeast 1 foot at 3 seconds. A chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: North 1 foot at 3 seconds and west 1 foot at 4 seconds, becoming west 2 feet at 3 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .SUNDAY...Northwest winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: West 1 foot at 4 seconds. A chance of showers and thunderstorms, mainly in the morning. .SUNDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Winds and seas higher in and near thunderstorms. $$ GMZ577-192300- Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM- 537 AM CDT Wed Aug 19 2026 .TODAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots this afternoon. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds and south 1 foot at 6 seconds. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning and early afternoon. .TONIGHT...Southwest winds 5 to 10 knots, becoming west 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: Southwest 2 feet at 5 seconds. .THURSDAY...West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds. A chance of showers and thunderstorms in the morning. .THURSDAY NIGHT...West winds 10 to 15 knots. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds. .FRIDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds. A chance of showers and thunderstorms in the morning. .FRIDAY NIGHT...West winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: West 2 feet at 3 seconds. A chance of showers and thunderstorms after midnight. .SATURDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northwest 2 feet at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .SATURDAY NIGHT...West winds around 10 knots. Seas 1 foot or less. Wave Detail: West 1 foot at 3 seconds. A slight chance of showers and thunderstorms. .SUNDAY...Northwest winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northwest 2 feet at 4 seconds, becoming west 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Winds and seas higher in and near thunderstorms. $$