Coastal Waters Forecast
Issued by NWS Lake Charles, LA
Issued by NWS Lake Charles, LA
973 FZUS54 KLCH 220646 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 1246 AM CST Sat Nov 22 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. GMZ400-221900- 1246 AM CST Sat Nov 22 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... Light W/SW flow continues through this morning, followed by a brief period of offshore low late today through midday Sun thanks to a weak frontal passage. Winds turn back to the southeast by late Sun/early Monday and begin to strengthen slightly ahead of a more significant cold front that will arrive Tuesday. Rain chances increase with frontal passage from late Monday through late Wednesday, followed by a period of strong offshore flow that will last through the end of the week. $$ GMZ430-221900- Sabine Lake- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots, becoming northwest late this morning and afternoon. Lake waters smooth. A slight chance of showers and thunderstorms early this morning. Areas of fog early this morning. .TONIGHT...North winds 5 to 10 knots. Lake waters light chop. .SUNDAY...East winds 5 to 10 knots. Lake waters light chop. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Lake waters light chop. .MONDAY...South winds 10 to 15 knots. Lake waters choppy. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots. Lake waters choppy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...Northwest winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Lake waters choppy. A slight chance of showers in the evening, then a chance of showers after midnight. .WEDNESDAY...North winds 10 to 15 knots. Lake waters choppy. A slight chance of showers in the morning. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ432-221900- Calcasieu Lake- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots, becoming northwest this afternoon. Lake waters smooth. Areas of fog early this morning. A slight chance of showers and thunderstorms late this morning. .TONIGHT...North winds 5 to 10 knots. Lake waters light chop. .SUNDAY...Northeast winds 5 to 10 knots. Lake waters light chop. .SUNDAY NIGHT...East winds 5 to 10 knots. Lake waters light chop. .MONDAY...Southeast 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 in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Lake waters light chop. 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...Northwest winds around 5 knots, becoming north 10 to 15 knots after midnight. Lake waters choppy. A slight chance of thunderstorms. A slight chance of showers in the evening, then a chance of showers after midnight. .WEDNESDAY...North winds 10 to 15 knots. Lake waters choppy. A slight chance of showers in the morning. .WEDNESDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ435-221900- Vermilion and West Cote Blanche Bays- 1246 AM CST Sat Nov 22 2025 .TODAY...Southwest winds around 5 knots. Bay waters smooth. Areas of dense fog early this morning, then patchy fog late this morning. A slight chance of showers and thunderstorms this afternoon. .TONIGHT...Northwest winds 5 to 10 knots, becoming north after midnight. Bay waters light chop. .SUNDAY...Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Bay waters light chop. .SUNDAY NIGHT...East winds around 5 knots, increasing to 5 to 10 knots after midnight. Bay waters light chop. .MONDAY...Southeast winds 10 to 15 knots. Bay waters choppy. A slight chance of showers in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots. Bay waters choppy. A chance of showers. A slight chance of thunderstorms after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers and thunderstorms. .TUESDAY NIGHT...Southwest winds around 5 knots, becoming northwest after midnight. Bay waters light chop. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...North winds 10 to 15 knots. Bay waters choppy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...North winds around 15 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ436-221900- Atchafalaya and East Cote Blanche Bays- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots. Bay waters smooth. Areas of dense fog early this morning, then patchy fog late this morning. A slight chance of showers early this afternoon. .TONIGHT...West winds around 5 knots, becoming north after midnight. Bay waters light chop. .SUNDAY...Northeast winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop. .SUNDAY NIGHT...East winds around 5 knots, increasing to 5 to 10 knots after midnight. Bay waters light chop. .MONDAY...Southeast winds 5 to 10 knots. Bay waters light chop. .MONDAY NIGHT...South winds 5 to 10 knots. Bay waters light chop. A chance of showers. .TUESDAY...Southwest winds 5 to 10 knots. Bay waters light chop. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...South winds around 5 knots, becoming northwest after midnight. Bay waters light chop. A chance of showers. A chance of thunderstorms after midnight. .WEDNESDAY...North winds 5 to 10 knots, increasing to 10 to 15 knots in the afternoon. Bay waters choppy. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...North winds 10 to 15 knots. Bay waters choppy. Winds and waves higher in and near thunderstorms. $$ GMZ450-221900- Coastal waters from Cameron LA to High Island TX out 20 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds 5 to 10 knots, becoming northwest this afternoon. Seas around 2 feet. Wave Detail: South 1 foot at 6 seconds. Patchy dense fog early this morning. A slight chance of showers and thunderstorms late this morning. .TONIGHT...North winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds and southeast 1 foot at 6 seconds. .SUNDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds and south 1 foot at 6 seconds. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 4 seconds. .MONDAY...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 4 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. .TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 2 to 3 feet. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...West winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas around 2 feet. A chance of showers with a slight chance of thunderstorms. .WEDNESDAY...North winds 15 to 20 knots. Seas 2 to 3 feet. A slight chance of showers in the morning. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Winds and seas higher in and near thunderstorms. $$ GMZ452-221900- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots. Seas around 2 feet. Wave Detail: South 1 foot at 6 seconds. Patchy dense fog early this morning. A slight chance of showers late this morning. .TONIGHT...Northwest winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: Northwest 1 foot at 4 seconds and southeast 1 foot at 6 seconds, becoming northwest 2 feet at 4 seconds and southeast 1 foot at 6 seconds. .SUNDAY...Northeast winds 10 to 15 knots, becoming east 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Northeast 2 feet at 3 seconds and south 1 foot at 5 seconds, becoming east 1 foot at 4 seconds. .SUNDAY NIGHT...East winds 5 to 10 knots, becoming southeast 10 to 15 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: East 1 foot at 2 seconds and southeast 1 foot at 5 seconds, becoming southeast 2 feet at 4 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 3 feet. Wave Detail: South 3 feet at 5 seconds. A chance of showers with a slight chance of thunderstorms in the evening, then showers likely with a 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. A chance of thunderstorms. Showers likely, mainly in the morning. .TUESDAY NIGHT...Southwest winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas 2 to 3 feet. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...North winds 15 to 20 knots. Seas 2 to 3 feet. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Winds and seas higher in and near thunderstorms. $$ GMZ455-221900- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. Areas of dense fog early this morning, then patchy fog late this morning. Widespread fog early this afternoon. .TONIGHT...Northwest winds 5 to 10 knots, becoming north after midnight. Seas 1 foot or less. Wave Detail: North 1 foot at 2 seconds and west 1 foot at 3 seconds. .SUNDAY...Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds. .SUNDAY NIGHT...East winds around 5 knots, increasing to 5 to 10 knots after midnight. Seas 1 foot or less. Wave Detail: East 1 foot at 2 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 3 seconds. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: South 1 foot at 2 seconds. A chance of showers. A slight chance of thunderstorms after midnight. .TUESDAY...Southwest winds 5 to 10 knots. Seas 2 to 3 feet. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...Southwest winds around 5 knots, becoming northwest after midnight. Seas around 2 feet. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .WEDNESDAY...North winds 10 to 15 knots. Seas around 2 feet. A chance of showers in the morning, then a slight chance of showers and thunderstorms in the afternoon. .WEDNESDAY NIGHT...North winds 10 to 15 knots, becoming northeast 15 to 20 knots after midnight. Seas 2 to 3 feet. A slight chance of showers and thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ470-221900- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots, becoming northwest late. Seas 2 to 3 feet. Wave Detail: South 2 feet at 6 seconds. Patchy fog early this morning. A slight chance of showers and thunderstorms this morning. .TONIGHT...North winds 5 to 10 knots. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds and southeast 2 feet at 6 seconds. .SUNDAY...Northeast winds around 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 4 seconds and south 1 foot at 6 seconds. .SUNDAY NIGHT...Southeast winds 10 to 15 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY...South winds 10 to 15 knots. Seas 2 to 4 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...South winds around 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. .TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet. 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...West winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas 2 to 3 feet. A chance of showers and thunderstorms. .WEDNESDAY...North winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers with a slight chance of thunderstorms in the morning, then a slight chance of showers in the afternoon. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ472-221900- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. Patchy fog early this morning. .TONIGHT...Northwest winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas around 2 feet. Wave Detail: North 2 feet at 4 seconds and southeast 2 feet at 6 seconds. .SUNDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 4 seconds and southwest 1 foot at 5 seconds. .SUNDAY NIGHT...Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 5 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 4 seconds. A slight chance of showers. A slight chance of thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots with gusts up to 20 knots. Seas 3 to 4 feet. Wave Detail: South 4 feet at 5 seconds. A chance of showers. A slight chance of thunderstorms after midnight. .TUESDAY...Southwest winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 3 to 4 feet. A chance of showers and thunderstorms. .TUESDAY NIGHT...Southwest winds 5 to 10 knots, becoming north 10 to 15 knots after midnight. Seas around 3 feet. A chance of showers and thunderstorms. .WEDNESDAY...North winds 15 to 20 knots. Seas 3 to 4 feet. A chance of showers with a slight chance of thunderstorms. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of showers and thunderstorms in the evening. Winds and seas higher in and near thunderstorms. $$ GMZ475-221900- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 1246 AM CST Sat Nov 22 2025 .TODAY...West winds around 5 knots. Seas around 2 feet. Wave Detail: South 2 feet at 6 seconds. Patchy fog early this morning. .TONIGHT...Northwest winds 5 to 10 knots, becoming north after midnight. Seas around 2 feet. Wave Detail: Northwest 2 feet at 4 seconds and southeast 2 feet at 6 seconds. .SUNDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds and northwest 1 foot at 4 seconds. .SUNDAY NIGHT...East winds 5 to 10 knots. Seas around 2 feet. Wave Detail: East 2 feet at 3 seconds and southwest 1 foot at 4 seconds. .MONDAY...Southeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Southeast 3 feet at 5 seconds. A slight chance of showers and thunderstorms in the afternoon. .MONDAY NIGHT...South winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet. Wave Detail: South 4 feet at 6 seconds. A chance of showers. .TUESDAY...South winds 10 to 15 knots, becoming southwest 5 to 10 knots in the afternoon. Seas 3 to 4 feet. A chance of showers. A chance of thunderstorms, mainly in the morning. .TUESDAY NIGHT...Southwest winds around 5 knots, becoming northwest after midnight. Seas 2 to 3 feet. A chance of showers with a slight chance of thunderstorms. .WEDNESDAY...North winds 10 to 15 knots. Seas 2 to 3 feet. A chance of showers with a slight chance of thunderstorms. .WEDNESDAY NIGHT...Northeast winds 15 to 20 knots. Seas 3 to 5 feet, occasionally to 6 feet. A slight chance of thunderstorms in the evening. A slight chance of showers. Winds and seas higher in and near thunderstorms. $$