800  
WHUS73 KLOT 182038  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
238 PM CST WED FEB 18 2026  
 
LMZ740>742-190000-  
/O.CON.KLOT.GL.W.0008.000000T0000Z-260219T0000Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
238 PM CST WED FEB 18 2026  
   
..GALE WARNING REMAINS IN EFFECT UNTIL 6 PM CST THIS EVENING  
 
* WHAT...SOUTHWEST GALES TO 35 KT OCCURRING.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 10 AM CST THIS  
MORNING. FOR THE GALE WARNING, UNTIL 6 PM CST THIS EVENING.  
 
* 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.  
 
 
 
 
 
LMZ743>745-190000-  
/O.CON.KLOT.SC.Y.0019.000000T0000Z-260219T0000Z/  
CALUMET HARBOR IL TO GARY IN-GARY TO BURNS HARBOR IN-  
BURNS HARBOR TO MICHIGAN CITY IN-  
238 PM CST WED FEB 18 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS  
EVENING...  
 
* WHAT...SOUTHWEST WINDS TO 30 KT WITH A FEW GALE FORCE GUSTS TO  
35 KT.  
 
* WHERE...CALUMET HARBOR IL TO MICHIGAN CITY IN.  
 
* WHEN...UNTIL 6 PM CST 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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