GMZ500-GMZ501-191100-
 537 PM CDT Sat Apr 18 2026
 
 
 .SYNOPSIS FOR PASCAGOULA TO ATCHAFALAYA RIVER OUT 60 NM...
 
 High pressure from the gulf into the Atlantic will continue to
 produce a light to moderate easterly to southeasterly fetch at 10 to
 15 kt over the local waters this afternoon. A cold front is expected
 to move through the region bringing northerly winds around 25kt
 Sunday into early next week. Small Craft Advisories have been posted
 for these conditions. Northeast winds will shift to east into
 Tuesday but remain elevated. Wednesday, winds will shift to a more
 SE direction and ease a bit to around 10-15 kt, possibly remaining
 that way for the remainder of the week.
 
 $$



   GMZ570-191100-  Coastal waters from Port Fourchon Louisiana to Lower Atchafalaya  River LA from 20 to 60 NM-  537 PM CDT Sat Apr 18 2026    SMALL CRAFT ADVISORY IN EFFECT FROM 3 AM CDT SUNDAY THROUGH LATE  MONDAY NIGHT    TONIGHT  South winds 5 to 10 knots, becoming northwest after  midnight, then becoming north 15 to 20 knots with gusts up to  25 knots late. Seas around 2 feet. Wave Detail: South 2 feet at  5 seconds. A slight chance of showers and thunderstorms after  midnight. A chance of showers with a slight chance of thunderstorms  late.  SUNDAY  Northeast winds 25 to 30 knots, diminishing to 20 to  25 knots in the afternoon. Seas 4 to 6 feet, occasionally to 8 feet,  building to 6 to 8 feet, occasionally to 10 feet in the afternoon.  Wave Detail: Southeast 6 feet at 5 seconds and north 4 feet at  4 seconds, becoming northeast 7 feet at 6 seconds. A slight chance  of showers and thunderstorms in the morning, then a chance of  showers in the afternoon.  SUNDAY NIGHT  Northeast winds 20 to 25 knots with gusts up to  30 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:  Northeast 7 feet at 6 seconds.  MONDAY  East winds 20 to 25 knots. Seas 5 to 7 feet, occasionally  to 9 feet. Wave Detail: East 7 feet at 7 seconds.  MONDAY NIGHT  East winds 15 to 20 knots with gusts up to 25 knots.  Seas 4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet  at 7 seconds.  TUESDAY  East winds 15 to 20 knots with gusts up to 25 knots. Seas  4 to 6 feet, occasionally to 8 feet. Wave Detail: East 6 feet at  6 seconds. A slight chance of showers and thunderstorms in the  afternoon.  TUESDAY NIGHT  Southeast winds 15 to 20 knots with gusts up to  25 knots. Seas 5 to 7 feet, occasionally to 9 feet. Wave Detail:  East 6 feet at 8 seconds. A slight chance of thunderstorms. A slight  chance of showers in the evening, then a chance of showers after  midnight.  WEDNESDAY  Southeast winds 15 to 20 knots. Seas 5 to 6 feet,  occasionally to 8 feet. Wave Detail: East 6 feet at 8 seconds. A  chance of showers with a slight chance of thunderstorms.  WEDNESDAY NIGHT  Southeast winds 15 to 20 knots. Seas 5 to 8 feet,  occasionally to 10 feet. Wave Detail: Southeast 8 feet at 9 seconds.  A slight chance of showers.  THURSDAY  Southeast winds 15 to 20 knots. Seas 5 to 7 feet,  occasionally to 9 feet. Wave Detail: Southeast 7 feet at 9 seconds.  A slight chance of showers. A slight chance of thunderstorms in the  afternoon.  THURSDAY NIGHT  Southeast winds 15 to 20 knots. Seas 5 to 6 feet,  occasionally to 8 feet.    Winds and seas higher in and near thunderstorms.    $$