315  
WHUS73 KMKX 210332  
MWWMKX  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI  
932 PM CST WED NOV 20 2024  
 
LMZ643>646-211145-  
/O.CON.KMKX.SC.Y.0095.000000T0000Z-241121T0900Z/  
/O.CON.KMKX.GL.W.0027.241121T0900Z-241122T0600Z/  
SHEBOYGAN TO PORT WASHINGTON WI-  
PORT WASHINGTON TO NORTH POINT LIGHT WI-  
NORTH POINT LIGHT TO WIND POINT WI-  
WIND POINT WI TO WINTHROP HARBOR IL-  
932 PM CST WED NOV 20 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 3 AM CST  
THURSDAY...  
...GALE WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO MIDNIGHT  
CST THURSDAY NIGHT...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, WEST WINDS 15 TO 20 KT  
WITH GUSTS UP TO 25 KT. FOR THE GALE WARNING, NORTHWEST WINDS  
20 TO 30 KT WITH GUSTS UP TO 40 KT AND WAVES 5 TO 8 FT  
EXPECTED.  
 
* WHERE...NEARSHORE WATERS FROM SHEBOYGAN TO WINTHROP HARBOR IL.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 3 AM CST THURSDAY.  
FOR THE GALE WARNING, FROM 3 AM THURSDAY TO MIDNIGHT CST  
THURSDAY NIGHT.  
 
* 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 SEVERE CONDITIONS.  
 

 
 

 
 
LMZ261-362-364-366-563-565-567-868-211145-  
/O.CON.KMKX.GL.W.0027.241121T0600Z-241122T0000Z/  
LAKE MICHIGAN FROM SEUL CHOIX POINT TO ROCK ISLAND PASSAGE 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN SOUTH OF A LINE FROM SEUL CHOIX POINT TO THE  
MACKINAC BRIDGE AND NORTH OF A LINE FROM CHARLEVOIX MI TO SOUTH  
FOX ISLAND 5NM OFFSHORE-  
LAKE MICHIGAN FROM CHARLEVOIX TO POINT BETSIE MI 5NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM POINT BETSIE TO MANISTEE MI 5NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM ROCK ISLAND PASSAGE TO STURGEON BAY WI 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM STURGEON BAY TO TWO RIVERS WI 5NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM TWO RIVERS TO SHEBOYGAN WI 5NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM PENTWATER TO MANISTEE MI 5NM OFFSHORE TO MID  
LAKE-  
932 PM CST WED NOV 20 2024  
   
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THURSDAY
 
 
* WHAT...NORTH WINDS 20 TO 30 KT WITH GUSTS UP TO 40 KT AND WAVES  
5 TO 8 FT EXPECTED.  
 
* WHERE...NORTHERN OPEN WATERS OF LAKE MICHIGAN.  
 
* WHEN...UNTIL 6 PM CST THURSDAY.  
 
* 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 SEVERE CONDITIONS.  
 

 
 

 
 
LMZ080-669-671-673-675-777-779-870-872-874-876-878-211145-  
/O.CON.KMKX.GL.W.0027.241121T0900Z-241122T0600Z/  
LAKE MICHIGAN MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO  
MID-LINE OF LAKE.-  
LAKE MICHIGAN FROM SHEBOYGAN TO PORT WASHINGTON WI 5NM OFFSHORE  
TO MID LAKE-  
LAKE MICHIGAN FROM PORT WASHINGTON TO NORTH POINT LIGHT WI 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM NORTH POINT LIGHT TO WIND POINT WI 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WIND POINT WI TO WINTHROP HARBOR IL 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WINTHROP HARBOR TO WILMETTE HARBOR IL 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WILMETTE HARBOR TO MICHIGAN CITY IN 5NM  
OFFSHORE TO MID LAKE-  
LAKE MICHIGAN FROM WHITEHALL TO PENTWATER MI 5NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5NM OFFSHORE TO  
MID LAKE-  
LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5NM OFFSHORE TO MID  
LAKE-  
LAKE MICHIGAN FROM ST JOSEPH TO SOUTH HAVEN MI 5NM OFFSHORE TO  
MID LAKE-  
932 PM CST WED NOV 20 2024  
 
...GALE WARNING REMAINS IN EFFECT FROM 3 AM THURSDAY TO MIDNIGHT  
CST THURSDAY NIGHT...  
 
* WHAT...NORTHWEST WINDS 25 TO 30 KT WITH GUSTS UP TO 45 KT AND  
WAVES 7 TO 12 FT EXPECTED.  
 
* WHERE...SOUTHERN OPEN WATERS OF LAKE MICHIGAN.  
 
* WHEN...FROM 3 AM THURSDAY TO MIDNIGHT CST THURSDAY NIGHT.  
 
* 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 SEVERE CONDITIONS.  
 

 
 

 
 
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