Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
448 FZUS54 KLIX 181743 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 1243 PM CDT Fri Jul 18 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-GMZ501-190615- 1243 PM CDT Fri Jul 18 2025 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... A weak and disorganized area of broad low pressure continues to move away from our region. Winds could gust up to 20 knots at times, mainly in the outer waters this afternoon. Probabilities of thunderstorms will diminish by late in the weekend, with only minimal weather impacts expected for the early portion of next week. $$ GMZ530-190615- Lake Pontchartrain and Lake Maurepas- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds around 10 knots. Waves around 2 feet. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...Southwest winds 5 to 10 knots. Waves 1 to 2 feet in the evening, then 1 foot or less. A chance of showers and thunderstorms in the evening. .SATURDAY...Southwest winds around 5 knots. Waves 1 foot or less. A chance of showers and thunderstorms in the morning, then showers and thunderstorms likely in the afternoon. .SATURDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or less. A chance of showers and thunderstorms in the evening. .SUNDAY...Southwest winds around 5 knots. Waves 1 foot or less. A chance of showers and thunderstorms in the afternoon. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. .MONDAY...West winds around 5 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...Southwest winds around 5 knots. Waves 1 foot or less. .TUESDAY...West winds around 5 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms. .TUESDAY NIGHT...West winds around 5 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ534-190615- Lake Borgne- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds 10 to 15 knots with gusts up to 20 knots. Waves around 2 feet. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet in the evening, then 1 foot or less. A slight chance of showers and thunderstorms. .SATURDAY...South winds 5 to 10 knots. Waves 1 foot or less. A chance of showers and thunderstorms. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. A chance of showers and thunderstorms in the evening. .SUNDAY...West winds around 5 knots, becoming south in the afternoon. Waves 1 foot or less. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. .MONDAY...West winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms. .MONDAY NIGHT...Southwest winds 5 to 10 knots. Waves 1 foot or less. .TUESDAY...Northwest winds 5 to 10 knots. Waves 1 foot or less. A chance of showers and thunderstorms. .TUESDAY NIGHT...West winds 5 to 10 knots. Waves 1 foot or less. A slight chance of showers and thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ532-190615- Mississippi Sound- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds 10 to 15 knots with gusts up to 20 knots. Waves around 3 feet. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...Southwest winds 10 to 15 knots. Waves 2 to 3 feet. A chance of showers and thunderstorms. .SATURDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. A chance of showers and thunderstorms. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. .SUNDAY...West winds around 5 knots, becoming southwest in the afternoon. Waves 1 foot or less, then around 2 feet in the afternoon. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SUNDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. .MONDAY...West winds 5 to 10 knots, becoming southwest in the afternoon. Waves 1 to 2 feet. A slight chance of showers and thunderstorms. .MONDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms after midnight. .TUESDAY...Northwest winds 5 to 10 knots, becoming west in the afternoon. Waves 1 to 2 feet. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ536-538-190615- Chandeleur Sound-Breton Sound- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds around 15 knots with gusts up to 20 knots. Waves around 3 feet. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...South winds 10 to 15 knots. Waves 2 to 3 feet. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .SATURDAY...South winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. A chance of showers and thunderstorms. .SATURDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet in the evening, then 1 foot or less. A slight chance of showers and thunderstorms after midnight. .SUNDAY...West winds 5 to 10 knots, becoming south in the afternoon. Waves 1 foot or less, then 1 to 2 feet in the afternoon. A chance of showers and thunderstorms, mainly in the morning. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. .MONDAY...West winds 5 to 10 knots, becoming southwest in the afternoon. Waves 1 foot or less. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms after midnight. .TUESDAY...West winds 5 to 10 knots. Waves 1 to 2 feet in the morning, then 1 foot or less. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds 5 to 10 knots. Waves around 2 feet. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ555-557-190615- 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- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...South winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .SATURDAY...South winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 4 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: South 1 foot at 4 seconds, becoming southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...West winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds and west 1 foot at 2 seconds. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. A chance of showers and thunderstorms after midnight. .TUESDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 1 foot at 3 seconds and southeast 1 foot at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 1 foot at 3 seconds and southeast 1 foot at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ550-552-190615- 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- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 5 seconds. A chance of showers and thunderstorms early, then a slight chance of showers and thunderstorms late. .TONIGHT...South winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .SATURDAY...South winds 5 to 10 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 5 seconds, becoming south 1 foot at 4 seconds. A chance of showers. Thunderstorms likely, mainly in the morning. .SATURDAY NIGHT...South winds around 5 knots. Seas 1 foot or less. Wave Detail: South 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...South winds around 5 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers and thunderstorms. .SUNDAY NIGHT...South winds around 5 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...Southwest winds around 5 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...Southwest winds around 5 knots. Seas 1 to 2 feet. Wave Detail: Southeast 2 feet at 6 seconds and southwest 1 foot at 3 seconds. A slight chance of showers and thunderstorms after midnight. .TUESDAY...West winds around 5 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 5 seconds. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West 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. Winds and seas higher in and near thunderstorms. $$ GMZ575-577-190615- 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- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: South 2 feet at 5 seconds. Showers and thunderstorms likely early, then a chance of showers and thunderstorms late. .TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...South winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 5 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...South winds around 5 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...South winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers. A chance of thunderstorms, mainly in the morning. .SUNDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of showers after midnight. .MONDAY...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers and thunderstorms in the morning. .MONDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 7 seconds. A chance of showers and thunderstorms after midnight. .TUESDAY...Northwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds and west 1 foot at 3 seconds. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds 5 to 10 knots. Seas around 2 feet. Wave Detail: West 1 foot at 3 seconds and southeast 1 foot at 7 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ570-572-190615- 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- 1243 PM CDT Fri Jul 18 2025 .THIS AFTERNOON...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and east 1 foot at 6 seconds. A chance of showers and thunderstorms. .TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and southeast 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 5 seconds. A chance of showers and thunderstorms. .SATURDAY NIGHT...South winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: South 1 foot at 5 seconds, becoming south 2 feet at 5 seconds. A slight chance of showers and thunderstorms after midnight. .SUNDAY...Southeast winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers. A chance of thunderstorms, mainly in the morning. .SUNDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...South winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...South winds around 5 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .TUESDAY...Northwest winds around 5 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: South 2 feet at 5 seconds, becoming southwest 1 foot at 4 seconds and southeast 1 foot at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds around 5 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds and southeast 1 foot at 6 seconds. A chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$