NWS Marine Forecast


   GMZ500-GMZ501-080800-  201 PM CDT Mon Sep 7 2026      .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...    Mostly benign marine conditions through the forecast period as the  pressure gradient remains on the weaker side across the local waters  and tidal lakes. Mariners can expect winds generally at or less than  10 knots and seas generally 1 to 2 feet. Convection, mostly  overnight will continue through the week. Expect locally higher  winds and seas in and around convection.    $$
   GMZ530-162300-  Lake Pontchartrain and Lake Maurepas-  536 AM CDT Thu Apr 16 2026    TODAY  Southeast winds 5 to 10 knots. Waves 1 foot or less, then  around 2 feet this afternoon.  TONIGHT  South winds 5 to 10 knots. Waves around 2 feet in the  evening, then 1 foot or less.  FRIDAY  South winds around 5 knots, becoming southeast in the  afternoon. Waves 1 foot or less, then around 2 feet in the  afternoon.  FRIDAY NIGHT  South winds 10 to 15 knots, diminishing to 5 to  10 knots after midnight. Waves around 2 feet.  SATURDAY  South winds 5 to 10 knots. Waves 1 foot or less, then  around 2 feet in the afternoon.  SATURDAY NIGHT  South winds 5 to 10 knots, becoming northwest  20 to 25 knots after midnight. Waves around 2 feet, building to 3 to  5 feet after midnight. A chance of showers with a slight chance of  thunderstorms after midnight.  SUNDAY  North winds 25 to 30 knots, becoming northeast 15 to  20 knots in the afternoon. Waves 3 to 5 feet. A slight chance of  showers and thunderstorms in the morning.  SUNDAY NIGHT  Northeast winds 15 to 20 knots. Waves 3 to 4 feet.  MONDAY  Northeast winds 15 to 20 knots, becoming east 10 to  15 knots in the afternoon. Waves 2 to 4 feet.  MONDAY NIGHT  East winds 10 to 15 knots. Waves 2 to 3 feet.    Winds and waves higher in and near thunderstorms.    $$