677  
WHUS53 KGRR 072205  
SMWGRR  
LMZ846>848-870-872-874-072245-  
/O.NEW.KGRR.MA.W.0038.171007T2205Z-171007T2245Z/  
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED  
SPECIAL MARINE WARNING  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
605 PM EDT SAT OCT 7 2017  
 
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS HAS ISSUED A  
 
* SPECIAL MARINE WARNING FOR...  
NEARSHORE AND OPEN WATERS FROM HOLLAND TO PENTWATER MI...  
 
* UNTIL 645 PM EDT  
 
* AT 605 PM EDT...STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM 17 NM WEST OF THE MUSKEGON LIGHT TO 9 NM WEST OF  
PORT SHELDON...MOVING NORTHEAST AT 50 KNOTS.  
 
HAZARD...WIND GUSTS TO NEARLY 50 KNOTS.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...HAZARDOUS CONDITIONS ABOVE DECK IN BRIEFLY HIGHER WINDS  
AND SUDDENLY HIGHER WAVES.  
 
* LOCATIONS IMPACTED INCLUDE...  
THE GRAND HAVEN LIGHT...PORT SHELDON...THE HOLLAND LIGHT AND THE  
MUSKEGON LIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MOVE TO SAFE HARBOR UNTIL HAZARDOUS WEATHER PASSES.  
 

 
 
LAT...LON 4277 8649 4317 8687 4369 8652 4368 8652  
4365 8654 4362 8654 4360 8653 4334 8641  
4309 8626 4293 8622 4277 8621  
TIME...MOT...LOC 2205Z 211DEG 49KT 4320 8675 4286 8643  
 
HAIL...0.00IN  
WIND...49KTS  
 

 
 
DUKE  
 
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