220  
WHUS73 KGRB 131537  
MWWGRB  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1037 AM CDT FRI MAR 13 2026  
 
LMZ541>543-132345-  
/O.CON.KGRB.GL.W.0005.000000T0000Z-260314T0000Z/  
/O.NEW.KGRB.SC.Y.0025.260314T0000Z-260314T0500Z/  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1037 AM CDT FRI MAR 13 2026  
   
..GALE WARNING REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO  
MIDNIGHT CDT TONIGHT...  
 
* WHAT...FOR THE GALE WARNING, NORTHWEST WINDS 20 TO 30 KT WITH  
GUSTS UP TO 45 KT. WAVES 7 TO 10 FT SUBSIDING TO 2 TO 5 FT. FOR  
THE SMALL CRAFT ADVISORY, NORTHWEST WINDS 15 TO 25 KT WITH  
GUSTS UP TO 30 KT AND WAVES 2 TO 5 FT EXPECTED.  
 
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND  
TO SHEBOYGAN.  
 
* WHEN...FOR THE GALE WARNING, UNTIL 7 PM CDT THIS EVENING. FOR  
THE SMALL CRAFT ADVISORY, FROM 7 PM THIS EVENING TO MIDNIGHT  
CDT 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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