348  
WHUS73 KDLH 011453  
MWWDLH  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE DULUTH MN  
953 AM CDT TUE APR 1 2025  
 
LSZ140>144-150-020300-  
/O.CON.KDLH.SC.Y.0048.250401T2100Z-250402T0900Z/  
/O.CON.KDLH.GL.W.0018.250402T0900Z-250403T0300Z/  
GRAND PORTAGE TO GRAND MARAIS MN-  
GRAND MARAIS TO TACONITE HARBOR MN-  
TACONITE HARBOR TO SILVER BAY HARBOR MN-  
SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN-  
OUTER APOSTLE ISLANDS BEYOND 5 NM FROM MAINLAND-  
953 AM CDT TUE APR 1 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 4 PM THIS  
AFTERNOON TO 4 AM CDT WEDNESDAY...  
...GALE WARNING REMAINS IN EFFECT FROM 4 AM TO 10 PM CDT  
WEDNESDAY...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, EAST WINDS 15 TO 20 KT  
WITH GUSTS UP TO 30 KT AND WAVES 3 TO 6 FT EXPECTED. FOR THE  
GALE WARNING, EAST WINDS 15 TO 25 KT WITH GUSTS UP TO 35 KT  
AND WAVES 6 TO 11 FT EXPECTED.  
 
* WHERE...PORTIONS OF LAKE SUPERIOR.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM 4 PM THIS AFTERNOON  
TO 4 AM CDT WEDNESDAY. FOR THE GALE WARNING, FROM 4 AM TO 10  
PM CDT WEDNESDAY.  
 
* 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.  
 

 
 

 
 
LSZ121-145>148-020300-  
/O.CON.KDLH.SC.Y.0048.250402T0000Z-250403T0300Z/  
CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI-  
DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI-  
SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI-  
953 AM CDT TUE APR 1 2025  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 PM THIS EVENING  
TO 10 PM CDT WEDNESDAY...  
 
* WHAT...EAST WINDS 15 TO 25 KT WITH GUSTS UP TO 30 KT AND WAVES  
4 TO 7 FT EXPECTED.  
 
* WHERE...CHEQUAMEGON BAY-BAYFIELD TO OAK POINT WI, DULUTH MN TO  
PORT WING WI, PORT WING TO SAND ISLAND WI, SAND ISLAND TO  
BAYFIELD WI AND OAK POINT TO SAXON HARBOR WI.  
 
* WHEN...FROM 7 PM THIS EVENING TO 10 PM CDT WEDNESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
ANYONE OPERATING A SMALLER VESSEL SHOULD AVOID NAVIGATING IN  
HAZARDOUS CONDITIONS.  
 

 
 

 
 
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