261  
WHUS51 KBOX 300407  
SMWBOX  
ANZ232-233-235-254>256-300500-  
/O.NEW.KBOX.MA.W.0004.260530T0407Z-260530T0500Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1207 AM EDT SAT MAY 30 2026  
 
THE NATIONAL WEATHER SERVICE IN BOSTON/NORTON HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD AND  
NANTUCKET...  
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT TO  
20 NM SOUTH OF BLOCK ISLAND...  
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA  
OUT 20 NM...  
NANTUCKET SOUND...  
RHODE ISLAND SOUND...  
VINEYARD SOUND...  
 
* UNTIL 100 AM EDT.  
 
* AT 1207 AM EDT, A STRONG THUNDERSTORM WAS LOCATED 9 NM SOUTHEAST OF  
THE COASTAL WATERS BETWEEN BLOCK ISLAND AND MARTHAS VINEYARD,  
MOVING EAST AT 45 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER AND SMALL HAIL AND  
LIGHTNING.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
SQUIBNOCKET BIGHT, THE COASTAL WATERS SOUTH OF NANTUCKET, MENEMSHA  
BIGHT, GREAT POINT LIGHT ON NANTUCKET, WASQUE POINT, BRANT POINT  
LIGHT, GAY HEAD LIGHT, NANTUCKET SHOALS BUOY, MADAKET HARBOR,  
SURFSIDE ON NANTUCKET, THE COASTAL WATERS SOUTH OF MARTHAS  
VINEYARD, MUSKEGET CHANNEL, LONG POINT ON MARTHAS VINEYARD, CAPE  
POGE LIGHT, AND EDGARTOWN HARBOR.  
 
LAT...LON 4128 7120 4138 7069 4136 7070 4137 7056  
4140 7057 4150 7000 4115 6994 4110 7113  
TIME...MOT...LOC 0407Z 261DEG 47KT 4121 7100  
 
HAIL...<.75IN  
WIND...>34KTS  
 
 
 
CAM  
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