000  
WHUS53 KGRR 171358  
SMWGRR  
LMZ844>848-870-872-874-876-878-171600-  
/O.NEW.KGRR.MA.W.0006.240417T1358Z-240417T1600Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
958 AM EDT WED APR 17 2024  
 
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
NEARSHORE AND OPEN WATERS FROM ST JOSEPH TO PENTWATER MI...  
 
* UNTIL NOON EDT.  
 
* AT 958 AM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 21 NM SOUTHEAST OF SHEBOYGAN TO 26 NM EAST OF WIND  
PT. TO INDIANA HARBOR, MOVING EAST AT 30 KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS.  
 
SOURCE...RADAR.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
SOUTH HAVEN LIGHT, SAUGATUCK PIER HEADS, ST. JOSEPH LIGHT, WHITE  
LAKE PIER HEADS, MONA LAKE CHANNEL, THE WHITE LAKE PIERHEADS,  
LITTLE SABLE POINT LIGHT, GRAND HAVEN LIGHT, AND MUSKEGON LIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR IMMEDIATELY AS GUSTY WINDS AND HIGH WAVES ARE  
EXPECTED.  
 

 
 
LAT...LON 4212 8696 4339 8715 4383 8709 4378 8644  
4363 8654 4308 8625 4269 8621 4234 8630  
4211 8649  
TIME...MOT...LOC 1358Z 250DEG 28KT 4357 8729 4267 8718 4168 8746  
 
HAIL...0.00IN  
WIND...49KTS  
 

 
 
NJJ  
 
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