Coastal Waters Forecast
Issued by NWS Lake Charles, LA
Issued by NWS Lake Charles, LA
648 FZUS54 KLCH 052009 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 209 PM CST Thu Nov 5 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. GMZ400-060900- 209 PM CST Thu Nov 5 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... Offshore winds will prevail to end the work week with another reinforcing cold front set to move across the north Gulf Friday. No rain chances are expected. Offshore flow will increase in the wake of the front and small craft should begin exercising caution early Sunday. A brief period of small craft advisory conditions are possible for the waters off of Texas point where the gradient behind the front will be stronger. Winds diminish but remain offshore early next week. $$ GMZ430-060900- Sabine Lake- 209 PM CST Thu Nov 5 2026 .TONIGHT...Southwest winds around 5 knots this evening, becoming light and variable, then becoming northeast around 5 knots late. Lake waters smooth. .FRIDAY...Northeast winds around 5 knots. Lake waters smooth. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots after midnight. Lake waters choppy. .SATURDAY...Northeast winds 10 to 15 knots. Lake waters choppy. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Lake waters choppy. .SUNDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots in the afternoon. Lake waters choppy. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. .MONDAY...Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Lake waters light chop. .MONDAY NIGHT...North winds around 5 knots. Lake waters smooth. .TUESDAY...Northeast winds around 5 knots. Lake waters smooth. .TUESDAY NIGHT...Light and variable winds, becoming north around 5 knots after midnight. Lake waters smooth. $$ GMZ432-060900- Calcasieu Lake- 209 PM CST Thu Nov 5 2026 .TONIGHT...South winds around 5 knots, becoming northwest around 5 knots late this evening, then becoming northeast after midnight. Lake waters smooth. .FRIDAY...Northeast winds around 5 knots. Lake waters smooth. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots after midnight. Lake waters choppy. .SATURDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. .SATURDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Lake waters choppy. .SUNDAY...Northeast winds 10 to 15 knots. Lake waters choppy. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Lake waters light chop. .MONDAY...Northeast winds 5 to 10 knots. Lake waters light chop. .MONDAY NIGHT...North winds around 5 knots. Lake waters smooth. .TUESDAY...North winds around 5 knots. Lake waters smooth. A slight chance of showers in the morning. .TUESDAY NIGHT...Light and variable winds, becoming north around 5 knots after midnight. Lake waters smooth. $$ GMZ435-060900- Vermilion and West Cote Blanche Bays- 209 PM CST Thu Nov 5 2026 .TONIGHT...West winds around 5 knots, becoming north around 5 knots late this evening and overnight. Bay waters smooth. .FRIDAY...North winds 5 to 10 knots. Bay waters light chop. .FRIDAY NIGHT...North winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Bay waters choppy. .SATURDAY...Northeast winds 10 to 15 knots. Bay waters choppy. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. .SUNDAY...Northeast winds 10 to 15 knots. Bay waters choppy. .SUNDAY NIGHT...Northeast winds around 10 knots. Bay waters light chop. .MONDAY...Northeast winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop. .MONDAY NIGHT...North winds around 5 knots. Bay waters smooth. .TUESDAY...North winds around 5 knots. Bay waters smooth. .TUESDAY NIGHT...North winds around 5 knots. Bay waters smooth. $$ GMZ436-060900- Atchafalaya and East Cote Blanche Bays- 209 PM CST Thu Nov 5 2026 .TONIGHT...Northwest winds around 5 knots, becoming north around 5 knots after midnight. Bay waters smooth. .FRIDAY...North winds 5 to 10 knots. Bay waters light chop. .FRIDAY NIGHT...North winds 5 to 10 knots, becoming northeast 10 to 15 knots after midnight. Bay waters choppy. .SATURDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Bay waters choppy. .SATURDAY NIGHT...Northeast winds 10 to 15 knots. Bay waters choppy. .SUNDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Bay waters choppy. .SUNDAY NIGHT...Northeast winds 5 to 10 knots. Bay waters light chop. .MONDAY...Northeast winds 5 to 10 knots, becoming north in the afternoon. Bay waters light chop. .MONDAY NIGHT...Northeast winds around 5 knots. Bay waters smooth. .TUESDAY...Northeast winds around 5 knots, becoming northwest around 5 knots in the afternoon. Bay waters smooth. A slight chance of showers in the morning. .TUESDAY NIGHT...North winds around 5 knots. Bay waters smooth. $$ GMZ450-060900- Coastal waters from Cameron LA to High Island TX out 20 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...South winds around 5 knots, becoming north after midnight, then becoming northeast late. Seas 1 foot or less. Wave Detail: East 1 foot at 3 seconds. .FRIDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 15 to 20 knots after midnight. Seas 1 foot or less, then 2 to 3 feet after midnight. Wave Detail: Northeast 1 foot at 3 seconds, becoming east 3 feet at 4 seconds. .SATURDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. .SATURDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: East 3 feet at 4 seconds. .SUNDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 3 seconds. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet. .MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots, diminishing to around 5 knots in the afternoon. Seas 1 foot or less. A slight chance of showers. .TUESDAY NIGHT...East winds around 5 knots, becoming north after midnight. Seas 1 foot or less. $$ GMZ452-060900- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...Southwest winds around 5 knots, becoming northwest around 5 knots late this evening, then becoming north after midnight. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 2 seconds. .FRIDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Northeast 1 foot at 3 seconds. .FRIDAY NIGHT...Northeast winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 1 to 2 feet, building to 2 to 3 feet after midnight. Wave Detail: Northeast 2 feet at 3 seconds. .SATURDAY...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. .SATURDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 3 feet. Wave Detail: Northeast 2 feet at 3 seconds. .SUNDAY...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. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas around 2 feet. .MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots, becoming north in the afternoon. Seas 1 foot or less. .TUESDAY NIGHT...North winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers in the evening. $$ GMZ455-060900- Coastal waters from Lower Atchafalaya River to Intracoastal City LA out 20 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...West winds around 5 knots, becoming north after midnight. Seas 1 foot or less. Wave Detail: North 1 foot at 2 seconds. .FRIDAY...North winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: North 1 foot at 2 seconds. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 10 to 15 knots with gusts up to 20 knots after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: North 1 foot at 2 seconds, becoming northeast 2 feet at 3 seconds. .SATURDAY...Northeast winds 10 to 15 knots with gusts up to 20 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. .SATURDAY NIGHT...Northeast winds 10 to 15 knots with gusts up to 20 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. .SUNDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas 1 to 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. .SUNDAY NIGHT...Northeast winds around 10 knots. Seas 1 foot or less. .MONDAY...Northeast winds 5 to 10 knots. Seas 1 foot or less. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots, becoming north in the afternoon. Seas 1 foot or less. A slight chance of showers in the morning. .TUESDAY NIGHT...North winds around 5 knots. Seas 1 foot or less. $$ GMZ470-060900- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...East winds around 5 knots, becoming northeast after midnight. Seas 1 foot or less. Wave Detail: East 1 foot at 5 seconds. .FRIDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. .FRIDAY NIGHT...Northeast winds 5 to 10 knots, increasing to 15 to 20 knots after midnight. Seas 1 foot or less, then 2 to 3 feet after midnight. Wave Detail: Northeast 1 foot at 3 seconds, becoming northeast 3 feet at 4 seconds. .SATURDAY...Northeast winds 15 to 20 knots. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SATURDAY NIGHT...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 3 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SUNDAY...Northeast winds 15 to 20 knots with gusts up to 25 knots. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. A slight chance of showers in the evening. .MONDAY...Northeast winds 10 to 15 knots. Seas around 2 feet. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers. .TUESDAY NIGHT...Northeast winds around 5 knots. Seas 1 foot or less. $$ GMZ472-060900- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...Southeast winds around 5 knots, becoming north late this evening and early morning, then increasing to 5 to 10 knots late. Seas 1 foot or less. Wave Detail: East 1 foot at 4 seconds. .FRIDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Northeast 2 feet at 3 seconds. .FRIDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. Wave Detail: Northeast 3 feet at 4 seconds. .SATURDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SATURDAY NIGHT...Northeast winds 15 to 20 knots. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SUNDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 4 seconds. .SUNDAY NIGHT...Northeast winds around 15 knots. Seas 2 to 3 feet. .MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers in the morning. .TUESDAY NIGHT...North winds around 5 knots. Seas 1 foot or less. A slight chance of showers in the evening. $$ GMZ475-060900- Coastal waters from Lower Atchafalaya River to Intracoastal City LA from 20 to 60 NM- 209 PM CST Thu Nov 5 2026 .TONIGHT...Northwest winds around 5 knots, becoming north after midnight. Seas 1 foot or less, then around 2 feet after midnight. Wave Detail: East 1 foot at 5 seconds, becoming north 1 foot at 2 seconds and east 1 foot at 5 seconds. .FRIDAY...North winds 10 to 15 knots. Seas around 2 feet. Wave Detail: North 2 feet at 3 seconds. .FRIDAY NIGHT...Northeast winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet. Wave Detail: Northeast 3 feet at 4 seconds. .SATURDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 5 seconds. .SATURDAY NIGHT...Northeast winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 4 seconds. .SUNDAY...Northeast winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 2 to 4 feet. Wave Detail: Northeast 4 feet at 4 seconds. .SUNDAY NIGHT...Northeast winds 10 to 15 knots. Seas 2 to 3 feet. .MONDAY...Northeast winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. .MONDAY NIGHT...Northeast winds 5 to 10 knots. Seas around 2 feet in the evening, then 1 foot or less. .TUESDAY...Northeast winds 5 to 10 knots. Seas around 2 feet. A slight chance of showers in the morning. .TUESDAY NIGHT...Northeast winds 5 to 10 knots. Seas 1 foot or less, then around 2 feet after midnight. A slight chance of showers after midnight. $$