332  
WHUS54 KLIX 302131  
SMWLIX  
GMZ530-534-302230-  
/O.NEW.KLIX.MA.W.0175.250630T2131Z-250630T2230Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE NEW ORLEANS LA  
431 PM CDT MON JUN 30 2025  
 
THE NATIONAL WEATHER SERVICE IN NEW ORLEANS HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
LAKE BORGNE...  
LAKE PONTCHARTRAIN AND LAKE MAUREPAS...  
 
* UNTIL 530 PM CDT.  
 
* AT 431 PM CDT, A CLUSTER OF SEVERE THUNDERSTORMS CAPABLE OF  
PRODUCING WATERSPOUTS WAS LOCATED NEAR LAKE PONTCHARTRAIN/LAKE  
MAUREPAS, MOVING SOUTHEAST AT 10 KNOTS.  
 
HAZARD...WATERSPOUTS, WIND GUSTS 34 KNOTS OR GREATER, 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...  
THE MID POINT OF THE CAUSEWAY BRIDGE, EDEN ISLE, LAKE  
PONTCHARTRAIN/LAKE MAUREPAS, AND MANDEVILLE.  
 
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.  
 
FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF CAUGHT ON THE  
OPEN WATER STAY BELOW DECK IF POSSIBLE, KEEP AWAY FROM UNGROUNDED  
METAL OBJECTS.  
 
 
 
LAT...LON 3032 8997 3029 8995 3028 8987 3021 8975  
3017 8974 3011 8975 3008 8984 3010 8987  
3006 8992 3003 9003 3023 9025 3036 9007  
TIME...MOT...LOC 2131Z 313DEG 8KT 3029 9002  
 
WATERSPOUT...POSSIBLE  
HAIL...>.75IN  
WIND...>34KTS  
 
 
 
HRL  
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