841  
WHUS73 KGRB 230656  
MWWGRB  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GREEN BAY WI  
156 AM CDT SUN AUG 23 2026  
 
LMZ521-541-231500-  
/O.CON.KGRB.SC.Y.0073.000000T0000Z-260823T1500Z/  
GREEN BAY SOUTH OF LINE FROM CEDAR RIVER TO ROCK ISLAND PASSAGE  
AND NORTH OF A LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
156 AM CDT SUN AUG 23 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT THIS  
MORNING...  
 
* WHAT...NORTHWEST WINDS 10 TO 20 KTS WITH GUSTS UP TO 25 KTS  
AND WAVES 2 TO 4 FT EXPECTED.  
 
* WHERE...LAKE MICHIGAN NEARSHORE WATERS FROM WASHINGTON ISLAND  
TO STURGEON BAY, AND CENTRAL BAY OF GREEN BAY.  
 
* WHEN...UNTIL 10 AM CDT THIS MORNING.  
 
* 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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