241  
FZUS73 KGRR 271839  
MWSGRR  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
239 PM EDT MON JUL 27 2026  
 
LMZ868-872-271848-  
/O.CAN.KGRR.MA.W.0060.000000T0000Z-260727T1900Z/  
239 PM EDT MON JUL 27 2026  
   
..THE SPECIAL MARINE WARNING IS CANCELLED  
 
THE AFFECTED AREAS WERE...  
OPEN WATERS FROM GRAND HAVEN TO WHITEHALL MI...  
 
THE THUNDERSTORMS HAVE WEAKENED AND MOVED OUT OF THE WARNED AREA  
AND NO LONGER POSE A SIGNIFICANT THREAT TO BOATERS.  
 
LAT...LON 4371 8712 4383 8709 4379 8654 4383 8651  
4394 8654 4403 8660 4408 8660 4413 8656  
4411 8645 4405 8652 4394 8645 4379 8644  
4368 8653 4363 8654 4341 8644 4339 8715  
TIME...MOT...LOC 1838Z 326DEG 41KT 4362 8653 4371 8684 4373 8721  
 
 
 
LMZ848-849-870-271900-  
/O.CON.KGRR.MA.W.0060.000000T0000Z-260727T1900Z/  
239 PM EDT MON JUL 27 2026  
   
..A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 300 PM EDT  
 
FOR THE FOLLOWING AREAS...  
NEARSHORE WATERS FROM WHITEHALL TO MANISTEE MI...  
OPEN WATERS FROM WHITEHALL TO PENTWATER MI...  
 
AT 238 PM EDT, STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE  
EXTENDING FROM NEAR LITTLE SABLE POINT LIGHT TO 17 NM WEST OF  
PENTWATER PIER HEADS TO 22 NM EAST OF SHEBOYGAN, MOVING SOUTHEAST AT  
40 KNOTS.  
 
HAZARD...WIND GUSTS 34 KNOTS OR GREATER AND SMALL HAIL.  
 
SOURCE...RADAR INDICATED.  
 
IMPACT...SMALL CRAFT COULD BE DAMAGED IN BRIEFLY HIGHER WINDS AND  
SUDDENLY HIGHER WAVES.  
 
LOCATIONS IMPACTED INCLUDE...  
LUDINGTON LIGHT, LITTLE SABLE POINT LIGHT, AND BIG SABLE POINT LIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
BOATERS SHOULD SEEK SAFE HARBOR IMMEDIATELY UNTIL THESE STORMS PASS.  
WIND GUSTS 34 KNOTS OR GREATER, SMALL HAIL, HIGH WAVES, DANGEROUS  
LIGHTNING, AND HEAVY RAIN ARE POSSIBLE WITH THESE STORMS.  
 
 
 
LAT...LON 4371 8712 4383 8709 4379 8654 4383 8651  
4394 8654 4403 8660 4408 8660 4413 8656  
4411 8645 4405 8652 4394 8645 4379 8644  
4368 8653 4363 8654 4341 8644 4339 8715  
TIME...MOT...LOC 1838Z 326DEG 41KT 4362 8653 4371 8684 4373 8721  
 
HAIL...<.75IN  
WIND...>34KTS  
 
 
 
NJJ  
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