702  
WHUS73 KGRB 201511  
MWWGRB  
 
URGENT - MARINE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE GREEN BAY WI  
1011 AM CDT MON JUL 20 2026  
 
LMZ521-522-202315-  
/O.CON.KGRB.SC.Y.0065.000000T0000Z-260721T0600Z/  
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-  
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-  
1011 AM CDT MON JUL 20 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 AM CDT  
TUESDAY...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 10 TO 20  
KT WITH GUSTS UP TO 30 KT AND WAVES 2 TO 4 FT EXPECTED.  
 
* WHERE...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 AND GREEN BAY SOUTH OF LINE FROM OCONTO WI TO  
LITTLE STURGEON BAY WI.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, UNTIL 1 AM CDT TUESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW  
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG  
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE  
YOUR RADAR AND COMPASS.  
 

 
 

 
 
LMZ541>543-202315-  
/O.CON.KGRB.SC.Y.0065.000000T0000Z-260721T1200Z/  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
1011 AM CDT MON JUL 20 2026  
 
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 AM CDT  
TUESDAY...  
 
* WHAT...FOR THE SMALL CRAFT ADVISORY, SOUTHWEST WINDS 10 TO 20  
KT WITH GUSTS UP TO 30 KT AND WAVES 4 TO 7 FT EXPECTED.  
 
* WHERE...ROCK ISLAND PASSAGE TO STURGEON BAY WI, STURGEON BAY  
TO TWO RIVERS WI AND TWO RIVERS TO SHEBOYGAN WI.  
 
* WHEN...FOR THE SMALL CRAFT ADVISORY, FROM 10 AM THIS MORNING TO  
7 AM CDT TUESDAY.  
 
* IMPACTS...CONDITIONS WILL BE HAZARDOUS TO SMALL CRAFT. LOW  
VISIBILITY WILL MAKE NAVIGATION DIFFICULT.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER  
VESSELS, SHOULD AVOID NAVIGATING IN HAZARDOUS CONDITIONS.  
 
IF YOU MUST NAVIGATE, PROCEED WITH CAUTION. USE PROPER FOG  
SIGNALS. MAKE SURE ALL RUNNING LIGHTS ARE ON. REMEMBER TO USE  
YOUR RADAR AND COMPASS.  
 

 
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab WI Page Main Text Page