Expires:202607200600;;241718 FZUS54 KLIX 191719 CWFLIX Coastal Waters Forecast National Weather Service New Orleans LA 1218 PM CDT Sun Jul 19 2026 Pascagoula to Atchafalaya River out to 60 NM Seas are provided as a range of the average height of the highest 1/3 of the waves...along with the occasional height of the average highest 10 percent of the waves. GMZ572-200600- Coastal waters from Southwest Pass of the Mississippi River to Port Fourchon Louisiana from 20 to 60 NM- 1218 PM CDT Sun Jul 19 2026 .THIS AFTERNOON...Northwest winds 10 to 15 knots with gusts up to 20 knots. Seas 2 to 4 feet, occasionally to 5 feet. Wave Detail: North 4 feet at 5 seconds. .TONIGHT...Northwest winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas around 2 feet, building to 3 to 4 feet, occasionally to 5 feet after midnight. Wave Detail: Northwest 4 feet at 5 seconds and northeast 1 foot at 5 seconds. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. .MONDAY...Northwest winds 15 to 20 knots, diminishing to 10 to 15 knots in the afternoon. Seas 3 to 4 feet, occasionally to 5 feet. Wave Detail: Northwest 4 feet at 5 seconds and east 2 feet at 6 seconds. A chance of showers and thunderstorms, mainly in the morning. .MONDAY NIGHT...Northwest winds 10 to 15 knots, increasing to 15 to 20 knots after midnight. Seas 3 to 5 feet, occasionally to 6 feet. Wave Detail: West 4 feet at 5 seconds and east 2 feet at 6 seconds. A chance of thunderstorms. A chance of showers until early morning, then showers likely late. .TUESDAY...Northwest winds 15 to 20 knots, becoming west 20 to 25 knots in the afternoon. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: West 6 feet at 6 seconds and northeast 2 feet at 6 seconds. Showers likely with a chance of thunderstorms until late afternoon, then showers and thunderstorms likely late. .TUESDAY NIGHT...West winds 20 to 25 knots, increasing to 25 to 30 knots after midnight. Seas 6 to 8 feet, occasionally to 10 feet, building to 7 to 10 feet, occasionally to 13 feet after midnight. Wave Detail: West 10 feet at 7 seconds and northeast 1 foot at 7 seconds. A chance of thunderstorms. Showers. .WEDNESDAY...Tropical storm conditions possible. .WEDNESDAY NIGHT...Tropical storm conditions possible. .THURSDAY...Tropical storm conditions possible. .THURSDAY NIGHT...Southwest winds around 10 knots. Seas 2 to 3 feet. Wave Detail: Southwest 3 feet at 6 seconds. A slight chance of showers and thunderstorms. Winds and seas higher in and near thunderstorms. $$