WHUS74 KLIX 200301

MWWLIX



URGENT - MARINE WEATHER MESSAGE

National Weather Service New Orleans LA

1001 PM CDT Sun Apr 19 2026



GMZ529-531>536-557-201700-

/O.CON.KLIX.SC.Y.0022.000000T0000Z-260420T1700Z/

Lake Pontchartrain-Lake Maurepas-Mississippi Sound-

Lake Salvador and Lake Cataouatche-Lake Borgne-Breton Sound-

Chandeleur Sound-

Coastal waters from Pascagoula Mississippi to Stake Island out

20 NM-

1001 PM CDT Sun Apr 19 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL NOON CDT MONDAY...



* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt.



* WHERE...Portions of Gulf of America.



* WHEN...Until noon CDT Monday.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$



GMZ541-543-551-553-554-577-201715-

/O.CON.KLIX.SC.Y.0022.000000T0000Z-260421T0000Z/

Terrebonne Bay-Barataria Bay-

Coastal Waters from Port Fourchon LA to Lower Atchafalaya River

LA out 20 nm-

Coastal Waters from Boothville LA to Southwest Pass of the

Mississippi River out 20 nm-

Coastal waters from Pascagoula Mississippi to Stake Island

Louisiana out 20 to 60 NM-

1001 PM CDT Sun Apr 19 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT MONDAY...



* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 

  seas 5 to 8 ft.



* WHERE...Portions of Gulf of America.



* WHEN...Until 7 PM CDT Monday.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$



GMZ570-572-575-201715-

/O.CON.KLIX.SC.Y.0022.000000T0000Z-260421T0600Z/

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-

Coastal Waters from Stake Island LA to Southwest Pass of the

Mississippi River from 20 to 60 nm-

1001 PM CDT Sun Apr 19 2026



...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT

TUESDAY...



* WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt and 

  seas 5 to 8 ft.



* WHERE...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 and Coastal Waters from Stake 

  Island LA to Southwest Pass of the Mississippi River from 20 

  to 60 nm.



* WHEN...Until 1 AM CDT Tuesday.



* IMPACTS...Conditions will be hazardous to small craft.



PRECAUTIONARY/PREPAREDNESS ACTIONS...



Inexperienced mariners, especially those operating smaller

vessels, should avoid navigating in hazardous conditions.



&&



$$