768  
WHUS73 KGRR 040835  
MWWGRR  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GRAND RAPIDS MI  
335 AM EST THU DEC 4 2025  
 
LMZ849-041645-  
/O.CON.KGRR.SC.Y.0105.000000T0000Z-251205T0000Z/  
/O.NEW.KGRR.GL.W.0029.251205T0300Z-251205T1500Z/  
PENTWATER TO MANISTEE MI-  
335 AM EST THU DEC 4 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS  
EVENING...  
...GALE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 10 AM EST  
FRIDAY...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHWEST WINDS 10 TO 20  
KNOTS WITH GUSTS UP TO 25 KNOTS AND WAVES 4 TO 7 FEET. FOR THE  
GALE WARNING, SOUTHWEST WINDS 25 TO 35 KNOTS AND WAVES 6 TO 11  
FEET EXPECTED.  
 
* WHERE...PENTWATER TO MANISTEE MI.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 7 PM EST THIS  
EVENING. FOR THE GALE WARNING, FROM 10 PM THIS EVENING TO 10  
AM EST FRIDAY.  
 
* 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.  
 
 
 
 
 
LMZ844>848-041645-  
/O.CON.KGRR.SC.Y.0105.000000T0000Z-251205T0000Z/  
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-  
335 AM EST THU DEC 4 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM EST THIS  
EVENING...  
 
* WHAT...NORTHWEST WINDS 10 TO 20 KNOTS WITH GUSTS UP TO 25  
KNOTS AND WAVES 4 TO 7 FEET.  
 
* WHERE...ST JOSEPH TO PENTWATER.  
 
* WHEN...UNTIL 7 PM EST THIS EVENING.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
 
 
 
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