Coastal Waters Forecast
Issued by NWS Lake Charles, LA
Issued by NWS Lake Charles, LA
767 FZUS54 KLCH 161759 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 1259 PM CDT Thu Oct 16 2025 Coastal waters from the Lower Atchafalaya River LA to High Island TX out 60 nautical miles including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays Seas are provided as a range of the average height of the highest one third of the waves, along with the occasional height of the average highest ten percent of the waves. GMZ400-170600- 1259 PM CDT Thu Oct 16 2025 .Synopsis for Lower Atchafalaya River LA to High Island TX out 60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays... Tonight into Fri, winds will begin to increase slightly, with gusts around 15-18 kts. Now through the weekend, waves will range 1 - 3 ft. Rain chances will return on late Friday and continue until the passage of a cold front on Sunday. Brief onshore flow will take place before resuming onshore Monday afternoon. $$ GMZ430-170600- Sabine Lake- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop. .FRIDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Lake waters choppy. .FRIDAY NIGHT...Southeast winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Lake waters choppy. .SATURDAY...Southeast winds 5 to 10 knots, becoming south 10 to 15 knots in the afternoon. Lake waters choppy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...North winds 5 to 10 knots, becoming northeast in the afternoon. Lake waters light chop. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. .MONDAY...East winds 5 to 10 knots, becoming southeast in the afternoon. Lake waters light chop. .MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. .TUESDAY...Southwest winds 5 to 10 knots, becoming northwest in the afternoon. Lake waters light chop. A chance of showers, mainly in the morning. .TUESDAY NIGHT...Northeast winds around 10 knots. Lake waters light chop. Winds and waves higher in and near thunderstorms. $$ GMZ432-170600- Calcasieu Lake- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Lake waters light chop. .FRIDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots with gusts up to 20 knots in the afternoon. Lake waters choppy. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Lake waters choppy. .SATURDAY...Southeast winds 10 to 15 knots. Lake waters choppy. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SATURDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds 5 to 10 knots, becoming northeast in the afternoon. Lake waters light chop. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. .MONDAY...East winds 5 to 10 knots, becoming southeast in the afternoon. Lake waters light chop. .MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. .TUESDAY...Southwest winds 5 to 10 knots, becoming west in the afternoon. Lake waters light chop. A chance of showers, mainly in the morning. .TUESDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ435-170600- Vermilion and West Cote Blanche Bays- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Bay waters light chop. .FRIDAY...East winds 5 to 10 knots, becoming southeast 10 to 15 knots in the afternoon. Bay waters choppy. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters choppy. .SATURDAY...Southeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 10 to 15 knots, diminishing to 5 to 10 knots after midnight. Bay waters choppy. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop. A chance of showers with a slight chance of thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds around 10 knots. Bay waters light chop. .MONDAY...East winds around 10 knots, becoming southeast in the afternoon. Bay waters light chop. .MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A slight chance of showers. .TUESDAY NIGHT...North winds 10 to 15 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ436-170600- Atchafalaya and East Cote Blanche Bays- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 5 to 10 knots. Bay waters light chop. .FRIDAY...East winds 5 to 10 knots. Bay waters light chop. .FRIDAY NIGHT...Southeast winds 5 to 10 knots. Bay waters light chop. .SATURDAY...Southeast winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay waters choppy. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. .SUNDAY...West winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop. A chance of showers with a slight chance of thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light chop. .MONDAY...East winds 5 to 10 knots, becoming southeast in the afternoon. Bay waters light chop. .MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop. .TUESDAY...Southwest winds 5 to 10 knots, becoming west in the afternoon. Bay waters light chop. A slight chance of showers. .TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming northeast after midnight. Bay waters light chop. Winds and waves higher in and near thunderstorms. $$ GMZ450-170600- Coastal waters from Cameron LA to High Island TX out 20 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .FRIDAY...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. .SATURDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. .SATURDAY NIGHT...South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds around 10 knots, becoming northeast in the afternoon. Seas around 2 feet. Wave Detail: Northeast 2 feet at 4 seconds and west 2 feet at 4 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet. .MONDAY...Southeast winds around 10 knots. Seas around 2 feet. .MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. .TUESDAY...Southwest winds around 10 knots, becoming west in the afternoon. Seas around 2 feet. A slight chance of showers in the morning. .TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet. Winds and seas higher in and near thunderstorms. $$ GMZ452-170600- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet. .FRIDAY...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .FRIDAY NIGHT...Southeast winds around 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .SATURDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers with a slight chance of thunderstorms. .SATURDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. Wave Detail: South 2 feet at 3 seconds. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds around 10 knots, becoming north in the afternoon. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds and southwest 2 feet at 4 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet. .MONDAY...East winds 10 to 15 knots. Seas around 2 feet. .MONDAY NIGHT...South winds 10 to 15 knots. Seas around 2 feet. .TUESDAY...Southwest winds around 10 knots, becoming west in the afternoon. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...North winds 10 to 15 knots, becoming northeast after midnight. Seas around 2 feet. Winds and seas higher in and near thunderstorms. $$ GMZ455-170600- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 3 seconds. .FRIDAY...East winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 3 seconds. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 3 seconds. .SATURDAY...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds around 10 knots. Seas around 2 feet. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...West winds 5 to 10 knots, becoming north in the afternoon. Seas around 2 feet. Wave Detail: Southwest 1 foot at 3 seconds and northeast 1 foot at 3 seconds. A chance of showers with a slight chance of thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet. .MONDAY...East winds 5 to 10 knots. Seas around 2 feet. .MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. .TUESDAY...Southwest winds 5 to 10 knots, becoming west in the afternoon. Seas 1 foot or less. A slight chance of showers. .TUESDAY NIGHT...North winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ470-170600- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers late. .FRIDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers in the afternoon. .FRIDAY NIGHT...Southeast winds around 15 knots with gusts up to 20 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers. .SATURDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. .SATURDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds around 10 knots, becoming northeast in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds and west 2 feet at 3 seconds. A slight chance of showers and thunderstorms in the morning. .SUNDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. .MONDAY...Southeast winds around 10 knots. Seas 2 to 3 feet. .MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet. .TUESDAY...Southwest winds around 10 knots, becoming northwest in the afternoon. Seas 2 to 3 feet. A slight chance of showers. .TUESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Winds and seas higher in and near thunderstorms. $$ GMZ472-170600- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. .FRIDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .FRIDAY NIGHT...Southeast winds around 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers after midnight. .SUNDAY...Northwest winds around 10 knots, becoming north in the afternoon. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds and northwest 2 feet at 4 seconds. A chance of showers in the morning. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. .MONDAY...East winds around 10 knots. Seas 2 to 3 feet. .MONDAY NIGHT...South winds around 10 knots. Seas around 2 feet. .TUESDAY...Southwest winds around 10 knots, becoming northwest in the afternoon. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...North winds 10 to 15 knots, becoming northeast after midnight. Seas 2 to 3 feet. Winds and seas higher in and near thunderstorms. $$ GMZ475-170600- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 1259 PM CDT Thu Oct 16 2025 .TONIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. .FRIDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. .FRIDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .SATURDAY...Southeast winds 10 to 15 knots. Seas around 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. .SUNDAY...West winds around 10 knots, becoming north in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 7 seconds. A chance of showers with a slight chance of thunderstorms in the morning. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. .MONDAY...East winds around 10 knots. Seas 2 to 3 feet. .MONDAY NIGHT...Southeast winds around 10 knots. Seas around 2 feet. .TUESDAY...Southwest winds around 10 knots, becoming northwest in the afternoon. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...North winds around 10 knots, becoming northeast after midnight. Seas 2 to 3 feet. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$