FZUS54 KLCH 140809 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 308 AM CDT Sun Jun 14 2026 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. GMZ400-142100- 308 AM CDT Sun Jun 14 2026 .Synopsis for Lower Atchafalaya River LA to High Island TX out 60 NM including Sabine and Calcasieu Lakes and Vermilion and Cote Blanche Bays... An onshore flow of 10 to 15 kts will remain in place into mid week, however rain chances will increase as a cold front drifts in and stalls. A weak low may traverse the coastal plain from mid to late week increasing the onshore flow late Wednesday into Thursday. $$ GMZ430-142100- Sabine Lake- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms late this morning and afternoon. .TONIGHT...South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .MONDAY...South winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms. .MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. .TUESDAY...Southwest winds around 5 knots. Lake waters smooth. A chance of thunderstorms. Showers, mainly in the morning. .TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Lake waters rough. A chance of showers and thunderstorms. .THURSDAY...South winds 20 to 25 knots, diminishing to around 15 knots in the afternoon. Lake waters very rough. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ GMZ432-142100- Calcasieu Lake- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms late this morning and afternoon. .TONIGHT...South winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms after midnight. .MONDAY...Southwest winds 5 to 10 knots. Lake waters light chop. A chance of showers and thunderstorms. .MONDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A chance of thunderstorms. A chance of showers in the evening, then showers after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop. A chance of thunderstorms. Showers, mainly in the morning. .TUESDAY NIGHT...South winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 10 to 15 knots. Lake waters choppy. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 15 to 20 knots. Lake waters rough. A chance of thunderstorms. A chance of showers. .THURSDAY...South winds 15 to 20 knots. Lake waters rough. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds around 15 knots. Lake waters choppy. A chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ GMZ435-142100- Vermilion and West Cote Blanche Bays- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 5 to 10 knots. Bay waters light chop. .TONIGHT...South winds around 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms after midnight. .MONDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms. .MONDAY NIGHT...South winds around 10 knots. Bay waters light chop. A chance of showers and thunderstorms after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A chance of thunderstorms. Showers, mainly in the morning. .TUESDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Bay waters choppy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 15 to 20 knots. Bay waters rough. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Bay waters very rough. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .THURSDAY...South winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Bay waters very rough. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 20 to 25 knots. Bay waters very rough. A chance of showers and thunderstorms, mainly in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ436-142100- Atchafalaya and East Cote Blanche Bays- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 5 to 10 knots. Bay waters light chop. .TONIGHT...South winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms after midnight. .MONDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms. .MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A chance of thunderstorms. Showers likely, mainly in the morning. .TUESDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Bay waters choppy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Bay waters rough. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 15 to 20 knots. Bay waters rough. A slight chance of showers and thunderstorms. .THURSDAY...South winds 15 to 20 knots. Bay waters rough. A chance of thunderstorms. A chance of showers. .THURSDAY NIGHT...South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Bay waters very rough. A slight chance of showers and thunderstorms. Winds and waves higher in and near thunderstorms. $$ GMZ450-142100- Coastal waters from Cameron LA to High Island TX out 20 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds. A chance of showers and thunderstorms late this morning. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds and south 3 feet at 8 seconds. A chance of showers with a slight chance of thunderstorms after midnight. .MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds. A slight chance of showers and thunderstorms. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening, then showers with a chance of thunderstorms after midnight. .TUESDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A chance of thunderstorms. Showers, mainly in the morning. .TUESDAY NIGHT...Southeast winds 10 to 15 knots, becoming south 15 to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms. .THURSDAY...South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 20 to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ452-142100- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds around 10 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds. A slight chance of showers and thunderstorms late this morning. A slight chance of showers and thunderstorms late. .TONIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds. A slight chance of showers and thunderstorms. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. A slight chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. .TUESDAY...Southwest winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A chance of thunderstorms. Showers, mainly in the morning. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms. .THURSDAY...South winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 20 to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms, mainly in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ455-142100- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 2 seconds. .TONIGHT...South winds around 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 4 seconds. .MONDAY...Southwest winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. A slight chance of showers and thunderstorms in the morning. .MONDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: South 2 feet at 3 seconds. A chance of showers with a slight chance of thunderstorms after midnight. .TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: South 2 feet at 4 seconds. A chance of thunderstorms. Showers likely, mainly in the morning. .TUESDAY NIGHT...South winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Seas 2 to 3 feet. Wave Detail: South 3 feet at 4 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 2 to 4 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms. .THURSDAY...South winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. A chance of thunderstorms. A chance of showers. .THURSDAY NIGHT...South winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ470-142100- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 4 feet at 7 seconds. A slight chance of showers and thunderstorms early this morning, then a chance of showers and thunderstorms late this morning. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...South winds around 10 knots, increasing to around 15 knots with gusts up to 20 knots after midnight. Seas 3 to 4 feet. Wave Detail: South 4 feet at 8 seconds. A slight chance of showers and thunderstorms after midnight. .MONDAY...South winds around 10 knots. Seas 2 to 4 feet. Wave Detail: South 4 feet at 7 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds. Showers likely with a chance of thunderstorms after midnight. .TUESDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 6 seconds. Showers likely with a chance of thunderstorms in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A chance of showers and thunderstorms. .WEDNESDAY NIGHT...South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .THURSDAY...South winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds around 20 knots. Seas 5 to 8 feet, occasionally to 10 feet. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ472-142100- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds around 10 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 7 seconds. A slight chance of showers and thunderstorms late this morning. .TONIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 7 seconds. A slight chance of showers after midnight. .MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 7 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds. A chance of showers and thunderstorms after midnight. .TUESDAY...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 5 seconds. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of showers and thunderstorms, mainly in the morning. .WEDNESDAY NIGHT...South winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 5 to 8 feet, occasionally to 10 feet. A chance of showers with a slight chance of thunderstorms. .THURSDAY...South winds 20 to 25 knots. Seas 6 to 8 feet, occasionally to 10 feet. A chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 20 to 25 knots. Seas 6 to 8 feet, occasionally to 10 feet. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ475-142100- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 308 AM CDT Sun Jun 14 2026 .TODAY...South winds around 10 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 7 seconds. .TONIGHT...South winds 10 to 15 knots. Seas around 3 feet. Wave Detail: South 3 feet at 7 seconds. .MONDAY...South winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 6 seconds. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 4 feet. Wave Detail: South 3 feet at 6 seconds. A slight chance of showers and thunderstorms after midnight. .TUESDAY...South winds 10 to 15 knots. Seas 3 to 4 feet. Wave Detail: South 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. .TUESDAY NIGHT...South winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: South 5 feet at 6 seconds. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .WEDNESDAY...South winds 15 to 20 knots. Seas 5 to 7 feet, occasionally to 9 feet. A chance of showers and thunderstorms, mainly in the morning. .WEDNESDAY NIGHT...South winds 20 to 25 knots. Seas 6 to 8 feet, occasionally to 10 feet, building to 7 to 10 feet, occasionally to 13 feet after midnight. A slight chance of showers and thunderstorms. .THURSDAY...South winds 20 to 25 knots. Seas 7 to 10 feet, occasionally to 13 feet. A slight chance of showers and thunderstorms. .THURSDAY NIGHT...South winds 20 to 25 knots. Seas 7 to 10 feet, occasionally to 13 feet. A slight chance of showers and thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$