963  
WHUS73 KGRR 051013  
MWWGRR  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
613 AM EDT FRI SEP 5 2025  
 
LMZ844>849-051700-  
/O.EXT.KGRR.GL.W.0018.000000T0000Z-250905T1700Z/  
ST JOSEPH TO SOUTH HAVEN MI-SOUTH HAVEN TO HOLLAND MI-  
HOLLAND TO GRAND HAVEN MI-GRAND HAVEN TO WHITEHALL MI-  
WHITEHALL TO PENTWATER MI-PENTWATER TO MANISTEE MI-  
613 AM EDT FRI SEP 5 2025  
   
..GALE WARNING NOW IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON
 
 
* WHAT...WEST WINDS 20 TO 30 KNOTS WITH GUSTS UP TO 40 KNOTS AND  
WAVES 8 TO 13 FEET.  
 
* WHERE...ST JOSEPH TO MANISTEE.  
 
* WHEN...UNTIL 1 PM EDT THIS AFTERNOON.  
 
* IMPACTS...STRONG WINDS WILL CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD ALTER PLANS TO AVOID THESE HAZARDOUS CONDITIONS.  
REMAIN IN PORT, SEEK SAFE HARBOR, ALTER COURSE, AND/OR SECURE THE  
VESSEL FOR HAZARDOUS CONDITIONS.  
 

 
 

 
 
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