459  
FZUS73 KGRR 030116  
MWSGRR  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
916 PM EDT WED JUL 2 2025  
 
LMZ845-846-874-876-030245-  
916 PM EDT WED JUL 2 2025  
   
..STRONG THUNDERSTORMS OVER THE WATERS
 
 
THE AREAS AFFECTED INCLUDE...  
NEARSHORE AND OPEN WATERS FROM SOUTH HAVEN TO GRAND HAVEN MI...  
 
AT 914 PM EDT, DOPPLER RADAR INDICATED STRONG THUNDERSTORMS, CAPABLE  
OF PRODUCING WINDS TO AROUND 30 KNOTS AND SMALL HAIL. THESE  
THUNDERSTORMS WERE LOCATED ALONG A LINE EXTENDING FROM 10 NM WEST OF  
MUSKEGON LIGHT TO 31 NM EAST OF WIND PT., MOVING SOUTHEAST AT 30  
KNOTS.  
 
LOCATIONS IMPACTED INCLUDE...  
SAUGATUCK PIER HEADS, PORT SHELDON HARBOR, GRAND HAVEN LIGHT, AND  
HOLLAND LIGHT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS CAN EXPECT GUSTY WINDS TO AROUND 30 KNOTS, LOCALLY HIGHER  
WAVES, AND LIGHTNING STRIKES. BOATERS SHOULD SEEK SAFE HARBOR  
IMMEDIATELY UNTIL THESE STORMS PASS.  
 
THESE STRONG THUNDERSTORMS WILL LIKELY PRODUCE WINDS TO AROUND 30  
KNOTS, AND COULD POSE A SERIOUS HAZARD FOR BOATERS. A SPECIAL MARINE  
WARNING MAY EVENTUALLY BE REQUIRED. BOATERS SHOULD CONSIDER HEADING  
FOR SHORE BEFORE THESE STORMS ARRIVE.  
 

 
 
LAT...LON 4241 8628 4244 8636 4246 8702 4306 8710  
4306 8625 4292 8621 4269 8621  
 

 
 
RAH  
 
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