531  
WHUS73 KLOT 180236  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
936 PM CDT THU SEP 17 2020  
 
LMZ740>745-181045-  
/O.CON.KLOT.SC.Y.0072.000000T0000Z-200919T0300Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
936 PM CDT THU SEP 17 2020  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 PM CDT  
FRIDAY...  
 
* WINDS...NORTH TO NORTHEAST TO 20 KT. OCCASIONAL 25 KT GUSTS.  
 
* SIGNIFICANT WAVES...TO 7 FT.  
 
* OCCASIONAL WAVES...TO 9 FT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 21 TO 33 KNOTS  
ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT.  
INEXPERIENCED MARINERS...ESPECIALLY THOSE OPERATING SMALLER  
VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS.  
 

 
 

 
 
RC  
 
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