Coastal Waters from Boothville LA to Southwest Pass of the Mississippi River out 20 nm Marine Forecast
Updated 5:36am CDT Apr 16, 2026
Today
Southeast winds 5 to 10 knots. Seas 2 to 3 feet. Wave Detail: Southeast 2 feet at 7 seconds.
Tonight
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds.
Friday
Southeast winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds.
Friday Night
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: Southeast 2 feet at 6 seconds.
Saturday
South winds 5 to 10 knots. Seas around 2 feet. Wave Detail: South 2 feet at 5 seconds.
Saturday Night
South winds 5 to 10 knots, becoming west 10 to 15 knots with gusts up to 20 knots after midnight. Seas around 2 feet. Wave Detail: West 2 feet at 4 seconds and southeast 1 foot at 5 seconds. A slight chance of showers and thunderstorms after midnight.
Sunday
North winds 15 to 20 knots, becoming northeast 20 to 25 knots in the afternoon. Seas 3 to 5 feet, occasionally to 6 feet.
Sunday Night
Northeast winds 20 to 25 knots. Seas 3 to 5 feet, occasionally to 6 feet, building to 5 to 7 feet, occasionally to 9 feet after midnight. Wave Detail: Northeast 5 feet at 5 seconds, becoming northeast 7 feet at 6 seconds.
Monday
Northeast winds 20 to 25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail: Northeast 7 feet at 7 seconds.
Monday Night
East winds 15 to 20 knots. Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds.