Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
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612 FZUS54 KLIX 191037 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 537 AM CDT Sat Sep 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 Sat Sep 19 2026 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... A broad surface high centered over the Tennessee Valley encompasses the southeastern US. This ridge will slightly weaken while tracking southward, becoming centered across the northern Gulf Coast Sunday. Local winds will respond to this by weakening and becoming more onshore. Weaker winds will persist throughout the remainder of the forecast period as that ridge remains nearby. $$ GMZ529-192300- Lake Maurepas- 537 AM CDT Sat Sep 19 2026 .TODAY...North winds around 5 knots, becoming southeast around 5 knots this afternoon. Seas 1 foot or less. .TONIGHT...South winds around 5 knots, becoming west after midnight. Seas 1 foot or less. .SUNDAY...North winds around 5 knots, becoming southeast in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...South winds around 5 knots, becoming west around 5 knots after midnight. Seas 1 foot or less. .MONDAY...Northwest winds around 5 knots, becoming northeast around 5 knots in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...Southeast winds around 5 knots in the evening, becoming light and variable. Seas 1 foot or less. .TUESDAY...North winds around 5 knots, becoming east around 5 knots in the afternoon. Seas 1 foot or less. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming west after midnight. Seas 1 foot or less. .WEDNESDAY...Northeast winds around 5 knots. Seas 1 foot or less. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less, then 1 to 2 feet after midnight. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ531-192300- Lake Pontchartrain- 537 AM CDT Sat Sep 19 2026 .TODAY...North winds around 5 knots, becoming southeast around 5 knots this afternoon. Seas 1 foot or less. .TONIGHT...South winds around 5 knots, becoming southwest around 5 knots after midnight. Seas 1 foot or less. .SUNDAY...Northwest winds around 5 knots, becoming southwest around 5 knots in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...South winds around 5 knots, becoming west around 5 knots after midnight. Seas 1 foot or less. .MONDAY...Northwest winds around 5 knots, becoming northeast in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...Southeast winds around 5 knots, becoming west after midnight. Seas 1 foot or less. .TUESDAY...North winds around 5 knots, becoming east in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming northeast after midnight. Seas 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less, then 1 to 2 feet after midnight. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ532-192300- Mississippi Sound- 537 AM CDT Sat Sep 19 2026 .TODAY...North winds around 5 knots, becoming south this afternoon. Waves 1 foot or less. .TONIGHT...South winds 5 to 10 knots, becoming southwest after midnight. Waves 1 foot or less. .SUNDAY...Northwest winds around 5 knots, becoming southwest in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. .MONDAY...North winds around 5 knots, becoming southeast in the afternoon. Waves 1 foot or less. A slight chance of showers and thunderstorms. .MONDAY NIGHT...South winds around 5 knots, becoming west around 5 knots after midnight. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. .TUESDAY...North winds around 5 knots, becoming southeast in the afternoon. Waves 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...South winds around 5 knots, becoming northeast after midnight. Waves 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves around 2 feet. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds around 5 knots, becoming northeast 10 to 15 knots after midnight. Waves 1 foot or less, then 2 to 3 feet after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ533-192300- Lake Salvador and Lake Cataouatche- 537 AM CDT Sat Sep 19 2026 .TODAY...Northeast winds around 5 knots, becoming east late. Seas 1 foot or less. .TONIGHT...South winds around 5 knots. Seas 1 foot or less. .SUNDAY...North winds around 5 knots, becoming east in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...South winds around 5 knots, becoming southwest after midnight. Seas 1 foot or less. .MONDAY...North winds around 5 knots, becoming northeast in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms. .MONDAY NIGHT...Southeast winds around 5 knots in the evening, becoming light and variable. Seas 1 foot or less. .TUESDAY...North winds around 5 knots, becoming northeast around 5 knots in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming northeast after midnight. Seas 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet in the afternoon. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds around 5 knots. Seas 1 foot or less. Winds and seas higher in and near thunderstorms. $$ GMZ534-192300- Lake Borgne- 537 AM CDT Sat Sep 19 2026 .TODAY...North winds around 5 knots, becoming east this afternoon. Waves 1 foot or less. .TONIGHT...South winds around 5 knots. Waves 1 foot or less. .SUNDAY...Northwest winds around 5 knots, becoming southwest around 5 knots in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or less. .MONDAY...Northwest winds around 5 knots, becoming northeast in the afternoon. Waves 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...Southeast winds around 5 knots, becoming west around 5 knots after midnight. Waves 1 foot or less. .TUESDAY...North winds around 5 knots, becoming east in the afternoon. Waves 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming northeast around 5 knots after midnight. Waves 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves around 2 feet. .WEDNESDAY NIGHT...East winds around 5 knots, becoming northeast 10 to 15 knots after midnight. Waves 1 foot or less, then 2 to 3 feet after midnight. A slight chance of showers and thunderstorms in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ535-192300- Breton Sound- 537 AM CDT Sat Sep 19 2026 .TODAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. .TONIGHT...South winds around 5 knots. Seas 1 foot or less. .SUNDAY...North winds around 5 knots, becoming east around 5 knots in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. A slight chance of showers after midnight. .MONDAY...North winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. .TUESDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the morning. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less, then 2 to 3 feet after midnight. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ536-192300- Chandeleur Sound- 537 AM CDT Sat Sep 19 2026 .TODAY...Northeast winds 5 to 10 knots, becoming southeast late. Waves 1 foot or less. .TONIGHT...South winds around 5 knots. Waves 1 foot or less. .SUNDAY...Northwest winds around 5 knots, becoming southwest around 5 knots in the afternoon. Waves 1 foot or less. .SUNDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. .MONDAY...North winds 5 to 10 knots, becoming east in the afternoon. Waves 1 foot or less. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. .TUESDAY...North winds 5 to 10 knots, becoming east in the afternoon. Waves 1 foot or less. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming east after midnight. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. .WEDNESDAY...Northeast winds 10 to 15 knots, becoming east in the afternoon. Waves 2 to 3 feet. A slight chance of showers and thunderstorms in the morning. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Waves 1 foot or less, then 2 to 3 feet after midnight. A slight chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ GMZ541-192300- Terrebonne Bay- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 5 to 10 knots. Seas 1 foot or less. .TONIGHT...Southeast winds 5 to 10 knots. Seas 1 foot or less. .SUNDAY...Northeast winds around 5 knots, becoming southeast around 5 knots in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. .MONDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. A chance of showers and thunderstorms. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .TUESDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ543-192300- Barataria Bay- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 5 to 10 knots. Seas 1 foot or less. .TONIGHT...Southeast winds around 5 knots. Seas 1 foot or less. .SUNDAY...Northeast winds around 5 knots, becoming east around 5 knots in the afternoon. Seas 1 foot or less. .SUNDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. .MONDAY...Northeast winds around 5 knots. Seas 1 foot or less. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .TUESDAY...Northeast winds around 5 knots. Seas 1 foot or less. .TUESDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ551-192300- Coastal Waters from Port Fourchon LA to Lower Atchafalaya River LA out 20 nm- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds and southeast 2 feet at 6 seconds. .TONIGHT...Southeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. .SUNDAY...East winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. .MONDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 4 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. A slight chance of showers and thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots, diminishing to around 5 knots after midnight. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ553-192300- Coastal Waters from Southwest Pass of the Mississippi River to Port Fourchon LA out 20 nm- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. .TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY...East winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: East 1 foot at 2 seconds and southeast 1 foot at 5 seconds, becoming northeast 1 foot at 2 seconds and southeast 1 foot at 5 seconds. .SUNDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. .MONDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds and southeast 1 foot at 5 seconds. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds and southeast 1 foot at 5 seconds. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: East 1 foot at 2 seconds, becoming southeast 1 foot at 5 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers and thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ554-192300- Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds. .TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .SUNDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. .SUNDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds and south 1 foot at 4 seconds. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ557-192300- Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM- 537 AM CDT Sat Sep 19 2026 .TODAY...Northeast winds 5 to 10 knots, becoming southeast late. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. .TONIGHT...South winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. .SUNDAY...North winds around 5 knots, becoming southwest in the afternoon. Seas 1 foot or less. Wave Detail: North 1 foot at 2 seconds and southeast 1 foot at 5 seconds. .SUNDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 5 seconds. A chance of showers and thunderstorms after midnight. .MONDAY...North winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. Wave Detail: Northwest 1 foot at 2 seconds and east 1 foot at 4 seconds. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...Southeast winds around 5 knots. Seas 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A chance of showers and thunderstorms after midnight. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming east after midnight. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. A slight chance of showers and thunderstorms after midnight. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms in the morning. .WEDNESDAY NIGHT...East winds around 5 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: East 1 foot at 4 seconds, becoming northeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ570-192300- Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya River LA from 20 to 60 NM- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 7 seconds. A slight chance of thunderstorms. .TONIGHT...East winds 10 to 15 knots, becoming southeast 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 6 seconds. .SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 1 foot at 5 seconds. .MONDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 1 foot at 4 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: East 1 foot at 4 seconds, becoming east 1 foot at 5 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of showers and thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 5 seconds. A slight chance of showers. A slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ572-192300- Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 10 to 15 knots. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: East 3 feet at 6 seconds. A slight chance of showers and thunderstorms. .TONIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. .SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the afternoon. .SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A chance of showers and thunderstorms. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A chance of showers and thunderstorms. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 5 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: East 4 feet at 6 seconds. A slight chance of showers. Winds and seas higher in and near thunderstorms. $$ GMZ575-192300- Coastal Waters from Stake Island LA to Southwest Pass of the Mississippi River from 20 to 60 nm- 537 AM CDT Sat Sep 19 2026 .TODAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A slight chance of showers and thunderstorms late this morning and afternoon. .TONIGHT...East winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 5 seconds. .SUNDAY...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds and south 1 foot at 5 seconds. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds and south 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds. A chance of showers and thunderstorms. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 4 feet at 4 seconds. A slight chance of showers. A slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ577-192300- Coastal waters from Pascagoula Mississippi to Stake Island Louisiana out 20 to 60 NM- 537 AM CDT Sat Sep 19 2026 .TODAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .TONIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. Wave Detail: Southeast 1 foot at 5 seconds. .SUNDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. A chance of showers and thunderstorms after midnight. .MONDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...East winds around 5 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: Northeast 2 feet at 4 seconds. Winds and seas higher in and near thunderstorms. $$