WHUS74 KLCH 180438 MWWLCH URGENT - MARINE WEATHER MESSAGE National Weather Service Lake Charles LA 1138 PM CDT Sun May 17 2026 GMZ450-452-470-472-181900- /O.EXT.KLCH.SC.Y.0023.000000T0000Z-260519T0900Z/ Coastal waters from Cameron LA to High Island TX out 20 NM- Coastal waters from Intracoastal City to Cameron LA out 20 NM- Coastal waters from Cameron LA to High Island TX from 20 to 60 NM- Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM- 1138 PM CDT Sun May 17 2026 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 4 AM CDT TUESDAY... * WHAT...Southeast winds to 20 kt with gusts up to 25 kt and seas 4 to 7 ft. * WHERE...Coastal waters from Cameron LA to High Island TX out 20 NM, Coastal waters from Intracoastal City to Cameron LA out 20 NM, Coastal waters from Cameron LA to High Island TX from 20 to 60 NM and Coastal waters from Intracoastal City to Cameron LA from 20 to 60 NM. * WHEN...Until 4 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. && $$