| NWS Forecast for: Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM (GMZ557) Issued by: National Weather Service New Orleans/Baton Rouge, LA Last Update: 842 PM CDT Tue Aug 18 2026 |  |
| Tonight: West winds 10 to 15 knots. Seas around 2 feet. Wave detail: southwest 2 feet at 3 seconds and south 1 foot at 7 seconds. A slight chance of showers and thunderstorms early this evening. Wednesday: West winds 10 to 15 knots, diminishing to 5 to 10 knots in the afternoon. Seas around 2 feet. Wave detail: west 2 feet at 4 seconds and south 1 foot at 6 seconds. Wednesday Night: West winds 10 to 15 knots. Seas around 2 feet. Wave detail: southwest 2 feet at 3 seconds and south 1 foot at 6 seconds. Thursday: West 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. Wave detail: west 2 feet at 4 seconds, becoming west 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. Thursday Night: West winds 10 to 15 knots. Seas around 2 feet. Wave detail: southwest 2 feet at 3 seconds. A slight chance of showers and thunderstorms in the evening. Friday: Northwest winds 10 to 15 knots, becoming west 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. Wave detail: west 2 feet at 3 seconds, becoming west 1 foot at 3 seconds. A slight chance of showers and thunderstorms. Friday Night: West winds 10 to 15 knots. Seas around 2 feet. Wave detail: southwest 2 feet at 3 seconds. A chance of showers and thunderstorms, mainly in the evening. Saturday: Northwest winds 10 to 15 knots, becoming west 5 to 10 knots in the afternoon. Seas around 2 feet in the morning, then 1 foot or less. Wave detail: northwest 2 feet at 3 seconds, becoming west 1 foot at 3 seconds. A slight chance of showers and thunderstorms in the morning. Saturday Night: West winds around 10 knots. Seas 1 foot or less, then around 2 feet after midnight. Wave detail: southwest 1 foot at 3 seconds, becoming west 1 foot at 3 seconds. Sunday: Northwest winds 5 to 10 knots, becoming southwest in the afternoon. Seas 1 foot or less. Wave detail: northwest 1 foot at 3 seconds. Sunday Night: Southwest winds 5 to 10 knots. Seas 1 foot or less. winds and seas higher in and near thunderstorms. | |
| Zone Forecast: Coastal waters from Pascagoula Mississippi to Stake Island out 20 NM (GMZ557) | |
Visit your local NWS office at: https://www.weather.gov/lix |