890
WHUS54 KLIX 211800
SMWLIX
GMZ541-551-211900-
/O.NEW.KLIX.MA.W.0284.260721T1800Z-260721T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
100 PM CDT TUE JUL 21 2026
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A
* SPECIAL MARINE WARNING FOR...
COASTAL WATERS FROM PORT FOURCHON LA TO LOWER ATCHAFALAYA RIVER LA
OUT 20 NM...
TERREBONNE BAY...
* UNTIL 200 PM CDT.
* AT 100 PM CDT, A CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF
PRODUCING WATERSPOUTS WAS LOCATED NEAR TERREBONNE BAY, MOVING SOUTH
AT 15 KNOTS.
HAZARD...WATERSPOUTS AND WIND GUSTS 34 KNOTS OR GREATER.
SOURCE...RADAR.
IMPACT...WATERSPOUTS CAN QUICKLY FORM AND CAPSIZE BOATS...DAMAGE
VESSELS AND OIL RIGS...AND CREATE SUDDENLY HIGHER WAVES.
SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND
SUDDENLY HIGHER WAVES.
* LOCATIONS IMPACTED INCLUDE...
TERREBONNE BAY AND ISLE DERNIERS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STRONG WINDS WILL BE DANGEROUS FOR BOATERS OR ANYONE NEAR THE WATER.
BOATERS SHOULD AVOID WATERSPOUTS AND NEVER TRY TO NAVIGATE NEAR THEM.
MAKE SURE ALL ON BOARD ARE WEARING LIFE JACKETS. SEEK SHELTER OR MOVE
TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.
REPORT SEVERE WEATHER TO THE COAST GUARD OR THE NATIONAL WEATHER
SERVICE.
LAT...LON 2922 9079 2921 9075 2925 9068 2931 9065
2932 9061 2903 9045 2896 9084
TIME...MOT...LOC 1800Z 348DEG 13KT 2923 9064
WATERSPOUT...POSSIBLE
HAIL...0.00IN
WIND...>34KTS
TJS
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