597  
WHUS73 KLOT 212042  
MWWLOT  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHICAGO IL  
242 PM CST SAT FEB 21 2026  
 
LMZ744-745-220445-  
/O.EXT.KLOT.SC.Y.0022.260222T0600Z-260223T0000Z/  
/O.EXT.KLOT.GL.A.0005.260223T0000Z-260223T2100Z/  
GARY TO BURNS HARBOR IN-BURNS HARBOR TO MICHIGAN CITY IN-  
242 PM CST SAT FEB 21 2026  
 
...SMALL CRAFT ADVISORY NOW IN EFFECT FROM MIDNIGHT TONIGHT TO  
6 PM CST SUNDAY...  
...GALE WATCH NOW IN EFFECT FROM SUNDAY EVENING THROUGH MONDAY  
AFTERNOON...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, NORTHWEST WINDS TO 30 KT  
AND SIGNIFICANT WAVES TO 11 FT OCCASIONALLY TO 14 FT EXPECTED.  
FOR THE GALE WATCH, NORTHWEST GALES TO 35 KT AND SIGNIFICANT  
WAVES TO 14 FT OCCASIONALLY TO 18 FT POSSIBLE.  
 
* WHERE...GARY TO MICHIGAN CITY IN.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM MIDNIGHT TONIGHT TO  
6 PM CST SUNDAY. FOR THE GALE WATCH, FROM SUNDAY EVENING  
THROUGH MONDAY AFTERNOON.  
 
* IMPACTS...STRONG WINDS CAN CAUSE HAZARDOUS WAVES WHICH COULD  
CAPSIZE OR DAMAGE VESSELS AND REDUCE VISIBILITY.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
MARINERS SHOULD CONSIDER ALTERING PLANS TO AVOID POSSIBLE  
HAZARDOUS CONDITIONS. REMAIN IN PORT, SEEK SAFE HARBOR, ALTER  
COURSE, AND/OR SECURE THE VESSEL FOR SEVERE WIND AND WAVES.  
 

 
 

 
 
LMZ740>743-220445-  
/O.CON.KLOT.SC.Y.0022.260222T0900Z-260224T0900Z/  
WINTHROP HARBOR TO WILMETTE HARBOR IL-  
WILMETTE HARBOR TO NORTHERLY ISLAND IL-  
NORTHERLY ISLAND TO CALUMET HARBOR IL-  
CALUMET HARBOR IL TO GARY IN-  
242 PM CST SAT FEB 21 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 3 AM SUNDAY TO  
3 AM CST TUESDAY...  
 
* WHAT...NORTHWEST WINDS TO 30 KT AND SIGNIFICANT WAVES TO 11 FT  
OCCASIONALLY TO 14 FT EXPECTED. OCCASIONAL 35 KT GALES ARE  
POSSIBLE SUNDAY NIGHT.  
 
* WHERE...WINTHROP HARBOR TO CALUMET HARBOR IL, AND CALUMET  
HARBOR IL TO GARY IN.  
 
* WHEN...FROM 3 AM SUNDAY TO 3 AM CST TUESDAY.  
 
* 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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