Expires:202507201800;;752674 FZUS54 KLCH 200545 CWFLCH Coastal Waters Forecast National Weather Service Lake Charles LA 1244 AM CDT Sun Jul 20 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. GMZ452-201800- Coastal waters from Intracoastal City to Cameron LA out 20 NM- 1244 AM CDT Sun Jul 20 2025 .TODAY...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southwest 2 feet at 4 seconds. A slight chance of showers and thunderstorms until late afternoon. .TONIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 5 seconds. .MONDAY...South winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: South 1 foot at 5 seconds. A slight chance of showers and thunderstorms. .MONDAY NIGHT...South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 1 foot at 5 seconds. .TUESDAY...Southwest winds 5 to 10 knots. Seas around 2 feet in the morning, then 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds, becoming south 1 foot at 4 seconds. A slight chance of showers and thunderstorms in the morning. .TUESDAY NIGHT...Southwest winds 5 to 10 knots. Seas 1 foot or less. Wave Detail: Southwest 1 foot at 4 seconds. .WEDNESDAY...West winds 5 to 10 knots. Seas 1 foot or less. A slight chance of showers and thunderstorms. .WEDNESDAY NIGHT...West winds 5 to 10 knots. Seas 1 foot or less. A chance of showers and thunderstorms after midnight. .THURSDAY...North winds 5 to 10 knots. Seas 1 foot or less. A chance of thunderstorms. A chance of showers in the morning, then showers likely in the afternoon. .THURSDAY NIGHT...East winds 5 to 10 knots. Seas 1 foot or less. A chance of thunderstorms. A chance of showers in the evening, then showers likely after midnight. Winds and seas higher in and near thunderstorms. $$