273
WHUS74 KLCH 170908
MWWLCH
URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE LAKE CHARLES LA
408 AM CDT WED JUN 17 2026
GMZ430-432-435-436-450-452-455-470-472-475-171915-
/O.CON.KLCH.TR.W.1001.000000T0000Z-000000T0000Z/
SABINE LAKE-CALCASIEU LAKE-VERMILION AND WEST COTE BLANCHE BAYS-
ATCHAFALAYA AND EAST COTE BLANCHE BAYS-
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 LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
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-
COASTAL WATERS FROM LOWER ATCHAFALAYA RIVER TO INTRACOASTAL CITY
LA FROM 20 TO 60 NM-
408 AM CDT WED JUN 17 2026
..TROPICAL STORM WARNING REMAINS IN EFFECT
* WHAT...SOUTH WINDS 20 TO 30 KT WITH GUSTS UP TO 45 KT AND SEAS
6 TO 11 FT.
* WHERE...PORTIONS OF AND THE COASTAL LAKES AND BAYS OF THE GULF
OF AMERICA.
* WHEN...TROPICAL STORM FORCE WINDS POSSIBLE FROM EARLY WEDNESDAY
AFTERNOON UNTIL WEDNESDAY EVENING.
* IMPACTS...TROPICAL STORM FORCE WINDS AND HAZARDOUS SEAS WILL
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE
VESSEL FOR HAZARDOUS CONDITIONS.
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