048
WHUS54 KLIX 210043
SMWLIX
GMZ551-570-210145-
/O.NEW.KLIX.MA.W.0276.260721T0043Z-260721T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SPECIAL MARINE WARNING
NATIONAL WEATHER SERVICE NEW ORLEANS LA
743 PM CDT MON JUL 20 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...
COASTAL WATERS FROM PORT FOURCHON LOUISIANA TO LOWER ATCHAFALAYA
RIVER LA FROM 20 TO 60 NM...
* UNTIL 845 PM CDT.
* AT 743 PM CDT, A CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF
PRODUCING WATERSPOUTS WAS LOCATED 9 NM EAST OF POINT AU FER ISLAND,
MOVING SOUTHWEST AT 15 KNOTS.
HAZARD...WATERSPOUTS, WIND GUSTS TO 40 KNOTS, AND LARGE HAIL.
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. LARGE HAIL COULD RESULT IN INJURY
AND DAMAGE TO BOATS...VESSELS AND OIL RIGS.
* LOCATIONS IMPACTED INCLUDE...
CAILLOU BAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
STRONG WINDS WILL BE DANGEROUS FOR BOATERS OR ANYONE NEAR THE WATER.
MAKE SURE ALL ON BOARD ARE WEARING LIFE JACKETS. SEEK SHELTER OR MOVE
TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.
THESE STORMS MAY PRODUCE LARGE, DESTRUCTIVE HAIL THAT CAN CAUSE
SIGNIFICANT DAMAGE BOATS AND VESSELS. DO NOT VENTURE OUT INTO THESE
STORMS! SEEK SAFE HARBOR IMMEDIATELY!
FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED
METAL OBJECTS.
REPORT SEVERE WEATHER TO THE COAST GUARD OR THE NATIONAL WEATHER
SERVICE.
LAT...LON 2927 9125 2926 9120 2932 9117 2930 9117
2933 9113 2935 9114 2934 9110 2926 9109
2930 9103 2934 9101 2936 9097 2925 9078
2890 9088 2883 9126 2925 9127
TIME...MOT...LOC 0043Z 034DEG 13KT 2932 9106
WATERSPOUT...POSSIBLE
HAIL...>.75IN
WIND...40KTS
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