567  
WHUS73 KLOT 211011  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
411 AM CST THU NOV 21 2024  
 
LMZ743>745-211815-  
/O.CON.KLOT.SC.Y.0093.000000T0000Z-241121T1600Z/  
/O.CON.KLOT.GL.W.0021.241121T1600Z-241122T0600Z/  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
411 AM CST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CST THIS  
MORNING...  
...GALE WARNING REMAINS IN EFFECT FROM 10 AM THIS MORNING TO  
MIDNIGHT CST TONIGHT...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, WEST WINDS TO 30 KT AND  
SIGNIFICANT WAVES TO 9 FT OCCASIONALLY TO 12 FT. FOR THE GALE  
WARNING, NORTHWEST WINDS TO 45 KT AND SIGNIFICANT WAVES TO 16 FT  
OCCASIONALLY TO 21 FT EXPECTED.  
 
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 AM CST THIS  
MORNING. FOR THE GALE WARNING, FROM 10 AM THIS MORNING TO  
MIDNIGHT CST TONIGHT.  
 
* 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.  
 
 
 
 
 
LMZ740>742-211815-  
/O.CON.KLOT.SC.Y.0093.000000T0000Z-241121T1300Z/  
/O.CON.KLOT.GL.W.0021.241121T1300Z-241122T0600Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
411 AM CST THU NOV 21 2024  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CST THIS  
MORNING...   
..GALE WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST TONIGHT  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, WEST WINDS TO 30 KT AND  
SIGNIFICANT WAVES TO 5 FT. FOR THE GALE WARNING, NORTHWEST  
WINDS TO 45 KT AND SIGNIFICANT WAVES TO 12 FT OCCASIONALLY TO  
16 FT EXPECTED.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 7 AM CST THIS  
MORNING. FOR THE GALE WARNING, UNTIL MIDNIGHT CST TONIGHT.  
 
* 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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