Coastal Waters Forecast
Issued by NWS New Orleans/Baton Rouge, LA
Issued by NWS New Orleans/Baton Rouge, LA
363 FZUS54 KLIX 071037 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 437 AM CST Sun Dec 7 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-GMZ501-072300- 437 AM CST Sun Dec 7 2025 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM... A strong cold front will push through Sunday night with offshore winds near 20 knots developing. Small Craft Advisories will be in effect from midnight Sunday night through Monday afternoon. High pressure quickly builds back into the area Monday night into Tuesday and winds and seas will relax through midweek, becoming onshore by later in the week. $$ GMZ530-072300- Lake Pontchartrain and Lake Maurepas- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...East winds around 5 knots. Waves 1 foot or less. Patchy fog early this morning. A slight chance of showers early this morning, then a chance of showers late this morning and afternoon. .TONIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Waves around 2 feet, building to 3 to 4 feet after midnight. A chance of showers with a slight chance of thunderstorms in the evening with visibility 1 NM or less. .MONDAY...North winds 15 to 20 knots with gusts up to 30 knots, diminishing to 10 to 15 knots with gusts up to 20 knots in the afternoon. Waves 2 to 4 feet. .MONDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves 1 to 2 feet in the morning, then 1 foot or less. .TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Waves around 2 feet. .THURSDAY...South winds 5 to 10 knots. Waves around 2 feet. .THURSDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. A slight chance of showers. A slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ534-072300- Lake Borgne- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots, becoming east late. Waves 1 foot or less. Patchy fog early this morning. A slight chance of thunderstorms early this morning. A chance of showers until late afternoon, then a slight chance of showers late. .TONIGHT...Northeast winds 5 to 10 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Waves 2 to 4 feet. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers after midnight. Visibility 1 NM or less in the evening. .MONDAY...North winds 15 to 20 knots. Gusts up to 30 knots in the morning. Waves 3 to 4 feet. .MONDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Waves 1 foot or less. .THURSDAY...South winds around 10 knots. Waves around 2 feet. .THURSDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ532-072300- Mississippi Sound- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet this afternoon. Patchy fog early this morning. A chance of showers until late afternoon, then a slight chance of showers late. .TONIGHT...Northeast winds 5 to 10 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Waves 2 to 4 feet. A slight chance of thunderstorms. A chance of showers. Visibility 1 NM or less in the evening. .MONDAY...North winds 15 to 20 knots. Gusts up to 30 knots in the morning. Waves 3 to 4 feet. .MONDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Waves 2 to 3 feet. .TUESDAY...Northeast winds 5 to 10 knots, becoming east in the afternoon. Waves around 2 feet in the morning, then 1 foot or less. .TUESDAY NIGHT...South winds around 5 knots. Waves 1 foot or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less, then around 2 feet in the afternoon. .WEDNESDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. .THURSDAY...South winds 10 to 15 knots. Waves around 2 feet. .THURSDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ536-538-072300- Chandeleur Sound-Breton Sound- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots. Waves 1 foot or less. Patchy fog early this morning. A slight chance of thunderstorms until late afternoon. A chance of showers. .TONIGHT...Northeast winds 5 to 10 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Waves 1 foot or less, then 3 to 4 feet after midnight. A slight chance of thunderstorms. A chance of showers. Visibility 1 NM or less in the evening. .MONDAY...North winds 15 to 20 knots with gusts up to 30 knots. Waves 3 to 5 feet. .MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Waves 2 to 4 feet. .TUESDAY...Northeast winds 5 to 10 knots. Waves around 2 feet in the morning, then 1 foot or less. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming southwest after midnight. Waves 1 foot or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Waves 1 foot or less. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Waves around 2 feet. .THURSDAY...South winds 5 to 10 knots. Waves around 2 feet. .THURSDAY NIGHT...Southwest winds around 10 knots. Waves around 2 feet. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and waves higher in and near thunderstorms. $$ GMZ555-557-072300- 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- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. Patchy fog early this morning. A chance of thunderstorms. Showers early this morning, then a chance of showers late this morning and afternoon. .TONIGHT...Northeast winds 5 to 10 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds and north 2 feet at 2 seconds. A chance of showers with a slight chance of thunderstorms. .MONDAY...North winds 15 to 20 knots with gusts up to 30 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 5 seconds. .MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 5 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. .TUESDAY NIGHT...East winds around 5 knots, becoming southwest after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 1 foot at 2 seconds and east 1 foot at 5 seconds. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 1 foot at 3 seconds and east 1 foot at 5 seconds. .THURSDAY...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 1 foot at 3 seconds. .THURSDAY NIGHT...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 3 seconds. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ550-552-072300- 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- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: East 1 foot at 4 seconds. Patchy fog early this morning. Showers likely with a chance of thunderstorms this morning, then a chance of showers with a slight chance of thunderstorms this afternoon. Visibility 1 NM or less late this morning and afternoon. .TONIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots, becoming north 15 to 20 knots with gusts up to 30 knots after midnight. Seas 1 to 2 feet, building to 2 to 4 feet, occasionally to 5 feet after midnight. Wave Detail: South 1 foot at 4 seconds and east 1 foot at 5 seconds, becoming north 3 feet at 3 seconds and south 1 foot at 4 seconds. A chance of showers, mainly in the evening with visibility 1 NM or less. .MONDAY...North winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: Northeast 3 feet at 4 seconds. .MONDAY NIGHT...North winds 15 to 20 knots, becoming northeast 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 to 2 feet in the morning, then 1 foot or less. Wave Detail: Northeast 2 feet at 3 seconds, becoming northeast 1 foot at 3 seconds. .TUESDAY NIGHT...Southeast winds around 5 knots, becoming south after midnight. Seas 1 foot or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southwest 1 foot at 2 seconds. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 to 2 feet. Wave Detail: Southwest 1 foot at 3 seconds and east 1 foot at 5 seconds. .THURSDAY...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. .THURSDAY NIGHT...Southwest winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 5 seconds. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ575-577-072300- 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- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...Southeast winds around 10 knots, becoming north late this morning and afternoon. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. A chance of thunderstorms. Showers until late afternoon, then a chance of showers late. Visibility 1 NM or less late this morning. .TONIGHT...Northeast winds around 10 knots, becoming northwest 15 to 20 knots with gusts up to 25 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds and south 1 foot at 4 seconds. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .MONDAY...North winds 15 to 20 knots with gusts up to 30 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: North 5 feet at 5 seconds. A slight chance of showers in the morning. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 5 feet at 6 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 6 seconds. .TUESDAY NIGHT...East winds around 5 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds and southwest 1 foot at 2 seconds. .WEDNESDAY NIGHT...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 and east 1 foot at 5 seconds. .THURSDAY...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds and east 1 foot at 4 seconds. .THURSDAY NIGHT...Southwest winds around 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 5 seconds. A slight chance of showers in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ570-572-072300- 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- 437 AM CST Sun Dec 7 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH MONDAY AFTERNOON... .TODAY...South winds 5 to 10 knots, becoming west late this morning, then becoming north this afternoon. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. A chance of thunderstorms. Visibility 1 NM or less early this afternoon. .TONIGHT...North winds 10 to 15 knots with gusts up to 20 knots, increasing to 20 to 25 knots with gusts up to 35 knots after midnight. Seas around 2 feet, building to 3 to 5 feet, occasionally to 6 feet after midnight. Wave Detail: East 2 feet at 5 seconds and northwest 1 foot at 3 seconds, becoming southwest 5 feet at 5 seconds and north 3 feet at 3 seconds. A slight chance of thunderstorms. A chance of showers, mainly in the evening. .MONDAY...North winds 20 to 25 knots with gusts up to 35 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: North 6 feet at 6 seconds. A slight chance of showers in the morning. .MONDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: North 5 feet at 6 seconds. .TUESDAY...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. .TUESDAY NIGHT...East winds around 5 knots, becoming south after midnight. Seas around 2 feet. Wave Detail: East 2 feet at 5 seconds. .WEDNESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 6 seconds and southwest 1 foot at 2 seconds. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 2 feet at 4 seconds and east 1 foot at 5 seconds. .THURSDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 5 seconds and east 1 foot at 5 seconds. .THURSDAY NIGHT...Southwest winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 5 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. $$