Coastal Waters Forecast
Issued by NWS Lake Charles, LA
Issued by NWS Lake Charles, LA
867 FZUS54 KLCH 031805 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 105 PM CDT Fri Oct 3 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. GMZ400-040700- 105 PM CDT Fri Oct 3 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 east winds will continue, and a small craft advisory is in place for all of our coastal waters and bays through Saturday night. During the weekend, winds will remain above 20 knots with gusts up to 25 knots, and waves will build up to 7 feet. Showers and thunderstorms will also be a concern this weekend and into next week as a low develops near the shore. Near thunderstorms, winds and waves will be higher. $$ GMZ430-040700- Sabine Lake- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 5 to 10 knots. Lake waters light chop. .SATURDAY...East winds 10 to 15 knots. Lake waters choppy. A slight chance of showers and thunderstorms late. .SATURDAY NIGHT...East winds 10 to 15 knots. Lake waters choppy. A slight chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and early morning. .SUNDAY...East winds 10 to 15 knots. Lake waters choppy. A slight chance of showers in the morning, then a chance of showers in the afternoon. .SUNDAY NIGHT...East winds 5 to 10 knots. Lake waters light chop. A chance of showers early in the evening, then a slight chance of showers late in the evening. A chance of showers after midnight. .MONDAY...East winds 5 to 10 knots. Lake waters light chop. A chance of showers. .MONDAY NIGHT...Southeast winds around 5 knots. Lake waters smooth. A chance of showers early in the evening, then a slight chance of showers in the late evening and early morning. .TUESDAY...East winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the afternoon. .TUESDAY NIGHT...East winds around 5 knots, becoming northeast after midnight. Lake waters light chop. A slight chance of showers early in the evening. .WEDNESDAY...Northeast winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and early morning. Winds and waves higher in and near thunderstorms. $$ GMZ432-040700- Calcasieu Lake- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 5 to 10 knots. Lake waters light chop. .SATURDAY...East winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. A slight chance of showers and thunderstorms late. .SATURDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. A slight chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and early morning. .SUNDAY...East winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .SUNDAY NIGHT...East winds around 10 knots. Lake waters light chop. A chance of showers early in the evening, then a slight chance of showers in the late evening and overnight. .MONDAY...East winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the morning, then a chance of showers in the afternoon. .MONDAY NIGHT...Southeast winds around 5 knots. Lake waters smooth. A chance of showers early in the evening. .TUESDAY...East winds 5 to 10 knots. Lake waters light chop. A slight chance of showers in the afternoon. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. A slight chance of showers early in the evening. .WEDNESDAY...Northeast winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. A slight chance of showers and thunderstorms early in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ435-040700- Vermilion and West Cote Blanche Bays- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 10 to 15 knots. Bay waters choppy. A slight chance of showers and thunderstorms early this evening. .SATURDAY...East winds 15 to 20 knots. Bay waters rough. A chance of showers and thunderstorms early in the afternoon. A chance of showers with a slight chance of thunderstorms late. .SATURDAY NIGHT...East winds 15 to 20 knots. Bay waters rough. A slight chance of showers. .SUNDAY...East winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the morning. A slight chance of thunderstorms late in the morning, then a chance of showers and thunderstorms in the afternoon. .SUNDAY NIGHT...East winds 10 to 15 knots. Bay waters choppy. A chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and overnight. A slight chance of thunderstorms after midnight. .MONDAY...East winds 5 to 10 knots. Bay waters light chop. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots. Bay waters light chop. A chance of showers with a slight chance of thunderstorms early in the evening. .TUESDAY...East winds 5 to 10 knots. Bay waters light chop. A slight chance of showers in the afternoon. .TUESDAY NIGHT...East winds 5 to 10 knots. Bay waters light chop. A slight chance of showers early in the evening. .WEDNESDAY...Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms early in the evening. Winds and waves higher in and near thunderstorms. $$ GMZ436-040700- Atchafalaya and East Cote Blanche Bays- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 10 to 15 knots. Bay waters choppy. A slight chance of thunderstorms. .SATURDAY...Northeast winds 10 to 15 knots, becoming east 15 to 20 knots in the afternoon. Bay waters rough. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. .SATURDAY NIGHT...East winds 15 to 20 knots, diminishing to 10 to 15 knots after midnight. Bay waters rough. A chance of showers. A slight chance of thunderstorms early in the evening. A slight chance of thunderstorms after midnight. .SUNDAY...East winds 10 to 15 knots. Bay waters choppy. A chance of showers with a slight chance of thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. .SUNDAY NIGHT...East winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms early in the evening, then a slight chance of showers and thunderstorms in the late evening and overnight. .MONDAY...East winds 5 to 10 knots. Bay waters light chop. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .MONDAY NIGHT...Southeast winds 5 to 10 knots, becoming east after midnight. Bay waters light chop. A chance of showers with a slight chance of thunderstorms early in the evening, then a slight chance of showers in the late evening and overnight. .TUESDAY...East winds 5 to 10 knots. Bay waters light chop. A slight chance of showers in the afternoon. .TUESDAY NIGHT...East winds around 5 knots, becoming northeast after midnight. Bay waters light chop. A slight chance of showers until early morning. .WEDNESDAY...Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light chop. A slight chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and early morning. Winds and waves higher in and near thunderstorms. $$ GMZ450-040700- Coastal waters from Cameron LA to High Island TX out 20 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 15 to 20 knots. Seas 2 to 4 feet. Wave Detail: East 4 feet at 5 seconds. A slight chance of showers and thunderstorms early this evening, then a slight chance of showers late this evening and early morning. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers early in the morning. A slight chance of showers and thunderstorms in the afternoon. .SATURDAY 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 4 feet at 5 seconds. A slight chance of thunderstorms early in the evening. A chance of showers until early morning, then a slight chance of showers late. .SUNDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: East 3 feet at 5 seconds. A chance of showers. .SUNDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A chance of showers. .MONDAY...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 4 seconds. A slight chance of thunderstorms in the morning. A chance of showers until late afternoon, then a slight chance of showers late. .MONDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. A slight chance of showers. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots with gusts up to 20 knots after midnight. Seas 2 to 3 feet. A slight chance of thunderstorms early in the evening. A slight chance of showers. Winds and seas higher in and near thunderstorms. $$ GMZ452-040700- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers and thunderstorms early this evening, then a slight chance of showers and thunderstorms late this evening and overnight. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 4 feet at 4 seconds. A slight chance of showers in the morning. A slight chance of thunderstorms in the late morning and afternoon. A chance of showers in the afternoon. .SATURDAY NIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: Southeast 4 feet at 5 seconds. A slight chance of thunderstorms early in the evening. A chance of showers. .SUNDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms. .SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. A slight chance of thunderstorms early in the evening. A chance of showers until early morning, then a slight chance of showers and thunderstorms late. .MONDAY...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. A chance of showers. A slight chance of thunderstorms in the morning. A slight chance of thunderstorms late. .MONDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms early in the evening, then a slight chance of showers in the late evening and overnight. .TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...Southeast winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. A slight chance of showers until early morning. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. A slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers and thunderstorms early in the evening, then a slight chance of showers in the late evening and early morning. Winds and seas higher in and near thunderstorms. $$ GMZ455-040700- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 3 seconds. A chance of showers. A chance of thunderstorms early this evening, then a slight chance of thunderstorms late this evening and overnight. .SATURDAY...East winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 4 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet. Wave Detail: East 3 feet at 4 seconds. A chance of showers. A chance of thunderstorms early in the evening, then a slight chance of thunderstorms in the late evening and overnight. .SUNDAY...East winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: East 2 feet at 3 seconds. A chance of showers and thunderstorms. .SUNDAY NIGHT...East winds 10 to 15 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds. A chance of thunderstorms in the evening. A chance of showers. A slight chance of thunderstorms after midnight. .MONDAY...East winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Southeast 1 foot at 3 seconds. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .MONDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A chance of showers with a slight chance of thunderstorms early in the evening, then a slight chance of showers in the late evening and overnight. .TUESDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers. .WEDNESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...East winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas around 2 feet. A slight chance of showers. A slight chance of thunderstorms early in the evening. A slight chance of thunderstorms after midnight. Winds and seas higher in and near thunderstorms. $$ GMZ470-040700- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds. A chance of showers. A chance of thunderstorms early this evening, then a slight chance of thunderstorms late this evening and overnight. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. .SATURDAY NIGHT...East winds 15 to 20 knots with gusts up to 25 knots. Seas 5 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms early in the evening, then showers likely late in the evening. A chance of showers after midnight. .SUNDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 6 seconds. A chance of showers. .SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: East 3 feet at 5 seconds. A chance of showers. .MONDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 5 seconds. A slight chance of thunderstorms until late afternoon. A chance of showers. .MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A chance of showers until early morning, then a slight chance of showers late. .TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers until early morning, then a slight chance of showers late. Winds and seas higher in and near thunderstorms. $$ GMZ472-040700- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 6 feet at 7 seconds. A chance of showers and thunderstorms. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds. A chance of showers. A slight chance of thunderstorms in the morning, then a chance of thunderstorms in the afternoon. .SATURDAY NIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds. A slight chance of thunderstorms. Showers likely until early morning, then a chance of showers late. .SUNDAY...East winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. A chance of showers with a slight chance of thunderstorms. .SUNDAY NIGHT...East winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. A chance of showers. A slight chance of thunderstorms early in the evening. A slight chance of thunderstorms late. .MONDAY...East winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. A chance of showers. A slight chance of thunderstorms in the morning. A slight chance of thunderstorms late. .MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms early in the evening, then a slight chance of showers in the late evening and overnight. .TUESDAY...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers until late afternoon. A slight chance of thunderstorms in the afternoon. A chance of showers late. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. A chance of showers with a slight chance of thunderstorms. Winds and seas higher in and near thunderstorms. $$ GMZ475-040700- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 105 PM CDT Fri Oct 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE SATURDAY NIGHT... .TONIGHT...East winds 20 to 25 knots. Seas 5 to 8 feet, occasionally to 10 feet. Wave Detail: East 7 feet at 7 seconds. A chance of thunderstorms. Showers. .SATURDAY...East winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds. A chance of thunderstorms. .SATURDAY NIGHT...East winds 20 to 25 knots, diminishing to 15 to 20 knots after midnight. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: East 7 feet at 7 seconds. A chance of thunderstorms. Showers. .SUNDAY...East winds 10 to 15 knots. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: East 5 feet at 7 seconds. A chance of thunderstorms. Showers likely until late afternoon, then a chance of showers late. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 6 seconds. A chance of showers with a slight chance of thunderstorms. .MONDAY...Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 6 seconds. A slight chance of thunderstorms in the morning. A chance of showers. .MONDAY NIGHT...East winds around 10 knots. Seas around 2 feet. A chance of showers, mainly in the evening. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers until late afternoon, then a chance of showers late. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 2 to 3 feet. A slight chance of showers. .WEDNESDAY...Northeast winds 10 to 15 knots. Seas 2 to 4 feet. A slight chance of thunderstorms. A slight chance of showers in the morning, then a chance of showers in the afternoon. .WEDNESDAY NIGHT...East winds 10 to 15 knots. Seas 2 to 4 feet. A chance of showers with a slight chance of thunderstorms. Winds and seas higher in and near thunderstorms. $$