NWS Marine Forecast


   GMZ570-572-150515-  Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya  River LA from 20 to 60 NM-  Coastal waters from Southwest Pass of the Mississippi River to Port  Fourchon Louisiana from 20 to 60 NM-  1139 AM CDT Mon Jul 14 2025    TONIGHT  West winds around 5 knots. Seas 1 foot or less. Wave  Detail: South 1 foot at 5 seconds. A slight chance of showers and  thunderstorms early this evening.  TUESDAY  Northwest winds 5 to 10 knots. Seas 1 foot or less. Wave  Detail: Northwest 1 foot at 4 seconds and south 1 foot at 5 seconds.  A chance of thunderstorms. A chance of showers, mainly in the  morning.  TUESDAY NIGHT  Northwest winds 5 to 10 knots. Seas 1 foot or less.  Wave Detail: West 1 foot at 4 seconds and southeast 1 foot at  5 seconds. A chance of showers and thunderstorms after midnight.  WEDNESDAY  North winds 5 to 10 knots. Seas around 2 feet. Wave  Detail: North 2 feet at 4 seconds. Thunderstorms likely. Showers.  WEDNESDAY NIGHT  North winds 5 to 10 knots. Seas around 2 feet.  Wave Detail: North 1 foot at 4 seconds. A chance of showers and  thunderstorms in the evening, then showers with thunderstorms likely  after midnight.  THURSDAY  Northwest winds around 10 knots. Seas around 2 feet.  Wave Detail: Northwest 2 feet at 3 seconds and northeast 1 foot at  4 seconds. Showers. Thunderstorms likely, mainly in the morning.  THURSDAY NIGHT  Southwest winds 10 to 15 knots. Seas around  2 feet. Wave Detail: Southwest 2 feet at 3 seconds and east 1 foot  at 4 seconds. A chance of showers with a slight chance of  thunderstorms in the evening, then showers with a chance of  thunderstorms after midnight.  FRIDAY  Southwest winds 10 to 15 knots. Seas around 2 feet. Wave  Detail: Southwest 2 feet at 4 seconds and southeast 2 feet at  6 seconds. A chance of thunderstorms. Showers.  FRIDAY NIGHT  South winds around 10 knots. Seas around 2 feet.  Wave Detail: South 2 feet at 5 seconds. A slight chance of showers  and thunderstorms in the evening, then a chance of showers and  thunderstorms after midnight.  SATURDAY  South winds 5 to 10 knots. Seas around 2 feet. Wave  Detail: South 2 feet at 6 seconds. A chance of thunderstorms.  Showers likely, mainly in the morning.  SATURDAY NIGHT  South winds 5 to 10 knots. Seas around 2 feet. A  chance of showers and thunderstorms after midnight.    Winds and seas higher in and near thunderstorms.    $$