166  
FZUS73 KGRR 271021  
MWSGRR  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
621 AM EDT MON JUL 27 2026  
 
LMZ844-271030-  
/O.CAN.KGRR.MA.W.0054.000000T0000Z-260727T1115Z/  
621 AM EDT MON JUL 27 2026  
   
..THE SPECIAL MARINE WARNING IS CANCELLED
 
 
THE AFFECTED AREAS WERE...  
NEARSHORE WATERS FROM ST JOSEPH TO SOUTH HAVEN MI...  
 
LAT...LON 4245 8661 4246 8693 4262 8704 4280 8707  
4284 8706 4280 8696  
TIME...MOT...LOC 1020Z 330DEG 36KT 4268 8694  
 

 
 
LMZ874-876-271115-  
/O.CON.KGRR.MA.W.0054.000000T0000Z-260727T1115Z/  
621 AM EDT MON JUL 27 2026  
   
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 715 AM EDT
 
 
FOR THE FOLLOWING AREAS...  
OPEN WATERS FROM SOUTH HAVEN TO GRAND HAVEN MI...  
 
AT 620 AM EDT, A STRONG THUNDERSTORM WAS LOCATED 31 NM WEST OF  
SAUGATUCK PIER HEADS, MOVING SOUTHEAST AT 35 KNOTS.  
 
HAZARD...WIND GUSTS TO 40 KNOTS AND SMALL HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
THE STRONG THUNDERSTORM WILL REMAIN OVER MAINLY OPEN WATERS.  
 
LAT...LON 4245 8661 4246 8693 4262 8704 4280 8707  
4284 8706 4280 8696  
TIME...MOT...LOC 1020Z 330DEG 36KT 4268 8694  
 
HAIL...<.75IN  
WIND...40KTS  
 

 
 
OSTUNO  
 
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