Coastal Waters Forecast
Issued by NWS Lake Charles, LA
Issued by NWS Lake Charles, LA
997 FZUS54 KLCH 261737 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 1136 AM CST Wed Nov 26 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. GMZ400-270600- 1136 AM CST Wed Nov 26 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... Strong gusty north winds will continue into tomorrow morning as surface high pressure slowly builds into the area from the north. Winds turn more NE and relax slightly by tomorrow afternoon, with the SCA dropping to a exercise caution at 18Z tomorrow. Tomorrow night into Friday winds slowly turn more E and increase once again, with another prolonged period of SCA conditions expected. $$ GMZ430-270600- Sabine Lake- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THURSDAY MORNING... .TONIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. .THURSDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Lake waters choppy. .THURSDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Lake waters choppy. .FRIDAY...East winds 10 to 15 knots. Lake waters choppy. .FRIDAY NIGHT...Southeast winds 15 to 20 knots. Lake waters rough. A slight chance of showers after midnight. .SATURDAY...Southeast winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Lake waters very rough. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Lake waters rough. A chance of thunderstorms. Showers. .SUNDAY...North winds 10 to 15 knots. Lake waters choppy. A chance of showers. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. A chance of showers. .MONDAY...Northeast winds 10 to 15 knots. Lake waters choppy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely in the afternoon. .MONDAY NIGHT...North winds 10 to 15 knots. Lake waters choppy. A chance of showers. Winds and waves higher in and near thunderstorms. $$ GMZ432-270600- Calcasieu Lake- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THURSDAY MORNING... .TONIGHT...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight, then increasing to 15 to 20 knots late. Lake waters rough. .THURSDAY...Northeast winds 10 to 15 knots. Lake waters choppy. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. .FRIDAY...East winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Lake waters rough. A slight chance of showers after midnight. .SATURDAY...Southeast winds 15 to 20 knots, increasing to 20 to 25 knots in the afternoon. Lake waters very rough. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Lake waters rough. A chance of thunderstorms. Showers. .SUNDAY...North winds 10 to 15 knots. Lake waters choppy. A chance of showers. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Lake waters rough. A chance of showers. .MONDAY...Northeast winds 15 to 20 knots. Lake waters rough. A slight chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .MONDAY NIGHT...North winds 15 to 20 knots. Lake waters rough. Showers likely, mainly in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ435-270600- Vermilion and West Cote Blanche Bays- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THURSDAY MORNING... .TONIGHT...Northeast winds 15 to 20 knots. Bay waters rough. .THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Bay waters rough. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. .FRIDAY...East winds 10 to 15 knots. Bay waters choppy. .FRIDAY NIGHT...East winds 15 to 20 knots. Bay waters rough. .SATURDAY...Southeast winds 15 to 20 knots with gusts up to 25 knots. Bay waters rough. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .SATURDAY NIGHT...Southeast winds 15 to 20 knots. Bay waters rough. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .SUNDAY...East winds 10 to 15 knots, becoming northeast in the afternoon. Bay waters choppy. Showers likely, mainly in the morning. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. A chance of showers. .MONDAY...Northeast winds 10 to 15 knots. Bay waters choppy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 10 to 15 knots, becoming north 15 to 20 knots after midnight. Bay waters rough. Showers likely, mainly in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ436-270600- Atchafalaya and East Cote Blanche Bays- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT EXERCISE CAUTION IN EFFECT THROUGH THURSDAY MORNING... .TONIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Bay waters choppy. .THURSDAY...Northeast winds 10 to 15 knots. Bay waters choppy. .THURSDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. .FRIDAY...East winds 10 to 15 knots. Bay waters choppy. .FRIDAY NIGHT...East winds 10 to 15 knots. Bay waters choppy. .SATURDAY...Southeast winds 10 to 15 knots, increasing to 15 to 20 knots in the afternoon. Bay waters rough. A slight chance of showers in the afternoon. .SATURDAY NIGHT...Southeast winds 10 to 15 knots. Bay waters choppy. A chance of thunderstorms. A chance of showers. .SUNDAY...Southeast winds 10 to 15 knots, becoming northeast in the afternoon. Bay waters choppy. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Bay waters choppy. A chance of showers. .MONDAY...Northeast winds 10 to 15 knots. Bay waters choppy. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. Showers likely. Winds and waves higher in and near thunderstorms. $$ GMZ450-270600- Coastal waters from Cameron LA to High Island TX out 20 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 5 seconds. .THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: East 4 feet at 5 seconds. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .FRIDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. .FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 5 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 20 to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 5 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 15 to 20 knots, becoming southwest after midnight. Seas 3 to 5 feet, occasionally to 6 feet. A chance of thunderstorms. Showers. .SUNDAY...North winds 15 to 20 knots. Seas 3 to 4 feet. Showers likely, mainly in the morning. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet. A chance of showers. .MONDAY...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Showers likely with a slight chance of thunderstorms. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 2 to 3 feet. Showers likely, mainly in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ452-270600- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds 20 to 25 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .THURSDAY...Northeast winds 20 to 25 knots, diminishing to around 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. .FRIDAY...East winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. .FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 2 to 4 feet. Wave Detail: Southeast 4 feet at 5 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 20 to 25 knots. Seas 3 to 4 feet. Wave Detail: Southeast 4 feet at 5 seconds. A chance of showers. A slight chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 3 to 4 feet. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .SUNDAY...Northeast winds 15 to 20 knots. Seas 2 to 4 feet. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet. A chance of showers. .MONDAY...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. A slight chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 2 to 3 feet. Showers likely, mainly in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ455-270600- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 3 seconds. .THURSDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 3 seconds. .THURSDAY NIGHT...Northeast winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 3 seconds. .FRIDAY...East winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 3 seconds. .FRIDAY NIGHT...East winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 3 seconds. .SATURDAY...Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 3 seconds. A slight chance of showers. .SATURDAY NIGHT...Southeast winds 15 to 20 knots, becoming south 10 to 15 knots after midnight. Seas 2 to 3 feet. A chance of showers with a slight chance of thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .SUNDAY...Southeast winds 10 to 15 knots, becoming northeast in the afternoon. Seas 2 to 3 feet. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers. .MONDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Showers likely. Winds and seas higher in and near thunderstorms. $$ GMZ470-270600- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds around 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 5 seconds. .THURSDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 6 seconds. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 4 feet at 5 seconds. .FRIDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .FRIDAY NIGHT...Southeast winds 20 to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. A slight chance of showers after midnight. .SATURDAY...Southeast winds 20 to 25 knots with gusts up to 30 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: Southeast 6 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 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. A chance of thunderstorms. Showers. .SUNDAY...North winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely, mainly in the morning. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms. .MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Showers likely with a slight chance of thunderstorms. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Showers likely, mainly in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ472-270600- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds 20 to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 5 seconds and southeast 2 feet at 7 seconds. .THURSDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .THURSDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds. .FRIDAY...East winds around 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 5 seconds. .FRIDAY NIGHT...Southeast winds around 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .SATURDAY...Southeast winds 20 to 25 knots with gusts up to 30 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .SATURDAY NIGHT...South winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. .SUNDAY...East winds around 15 knots, becoming northeast in the afternoon. Seas 4 to 5 feet, occasionally to 6 feet. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...Northeast winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers with a slight chance of thunderstorms. .MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Showers likely with a slight chance of thunderstorms. .MONDAY NIGHT...North winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Showers. Winds and seas higher in and near thunderstorms. $$ GMZ475-270600- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 1136 AM CST Wed Nov 26 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY MORNING... ...SMALL CRAFT EXERCISE CAUTION IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... .TONIGHT...Northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 6 seconds. .THURSDAY...Northeast winds 20 to 25 knots, diminishing to 15 to 20 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 5 feet at 5 seconds. .THURSDAY NIGHT...Northeast winds 15 to 20 knots, increasing to 20 to 25 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Northeast 3 feet at 4 seconds. .FRIDAY...East winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .FRIDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. .SATURDAY...Southeast winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 5 feet at 6 seconds. A slight chance of showers in the afternoon. .SATURDAY NIGHT...South winds 15 to 20 knots. Seas 4 to 5 feet, occasionally to 6 feet. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .SUNDAY...South winds around 15 knots, becoming northeast in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 3 to 4 feet. A chance of showers. A slight chance of thunderstorms after midnight. .MONDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers in the morning, then showers likely with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. Showers with a slight chance of thunderstorms in the evening, then showers likely after midnight. Winds and seas higher in and near thunderstorms. $$