563  
FZUS73 KGRR 030144  
MWSGRR  
 
MARINE WEATHER STATEMENT  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
944 PM EDT WED JUL 2 2025  
 
LMZ847-872-030245-  
944 PM EDT WED JUL 2 2025  
   
..STRONG THUNDERSTORMS OVER THE WATERS
 
 
THE AREAS AFFECTED INCLUDE...  
NEARSHORE AND OPEN WATERS FROM GRAND HAVEN TO WHITEHALL MI...  
 
AT 943 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 18 NM WEST OF  
WHITE LAKE PIER HEADS TO 32 NM WEST OF THE WHITE LAKE PIERHEADS,  
MOVING SOUTHEAST AT 25 KNOTS.  
 
LOCATIONS IMPACTED INCLUDE...  
WHITE LAKE PIER HEADS, MUSKEGON LIGHT, AND THE WHITE LAKE PIERHEADS.  
 
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.  
 

 
 
LAT...LON 4341 8644 4306 8625 4306 8710 4338 8714  
 

 
 
RAH  
 
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