530  
FZUS53 KGRB 220248  
NSHGRB  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GREEN BAY WI  
848 PM CST TUE JAN 21 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF THE SHORE ON LAKE MICHIGAN  
 
LMZ522-221100-  
GREEN BAY SOUTH OF LINE FROM OCONTO WI TO LITTLE STURGEON BAY WI-  
848 PM CST TUE JAN 21 2025  
   
REST OF THE NIGHT
 
SW WIND 10 TO 20 KTS WITH A FEW GUSTS TO  
AROUND 25 KTS. A CHANCE OF FLURRIES AFTER MIDNIGHT.    
WEDNESDAY
 
SW WIND 10 TO 20 KTS WITH A FEW GUSTS TO AROUND  
25 KTS. A CHANCE OF LIGHT SNOW IN THE MORNING, THEN A CHANCE OF  
FLURRIES IN THE AFTERNOON. A SMALL CRAFT ADVISORY MAY BE NEEDED.    
WEDNESDAY NIGHT
 
W WIND 5 TO 10 KTS VEERING NW AFTER MIDNIGHT.  
A CHANCE OF FLURRIES IN THE EVENING.    
THURSDAY
 
NW WIND 10 TO 20 KTS DECREASING TO 5 TO 10 KTS IN THE  
AFTERNOON. MOSTLY SUNNY.  
 
WAVE HEIGHT FORECAST OMITTED FOR MOSTLY ICE COVERED AREAS.  

 
 
LMZ521-221100-  
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-  
848 PM CST TUE JAN 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT CST TONIGHT  
THROUGH WEDNESDAY MORNING...  
   
REST OF THE NIGHT
 
SW WIND 10 TO 20 KTS WITH GUSTS TO AROUND  
30 KTS. A CHANCE OF LIGHT SNOW AND FLURRIES AFTER MIDNIGHT.    
WEDNESDAY
 
SW WIND 10 TO 20 KTS WITH GUSTS TO AROUND 30 KTS. A  
CHANCE OF LIGHT SNOW IN THE MORNING, THEN A CHANCE OF FLURRIES IN  
THE AFTERNOON.    
WEDNESDAY NIGHT
 
W WIND 10 TO 15 KTS VEERING NW AFTER MIDNIGHT.  
A CHANCE OF FLURRIES IN THE EVENING.    
THURSDAY
 
NW WIND 10 TO 20 KTS. PARTLY CLOUDY IN THE MORNING  
THEN CLEARING.  
 
WAVE HEIGHT FORECAST OMITTED FOR MOSTLY ICE COVERED AREAS.  

 
 
LMZ541-221100-  
ROCK ISLAND PASSAGE TO STURGEON BAY WI-  
848 PM CST TUE JAN 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT CST TONIGHT  
THROUGH WEDNESDAY AFTERNOON...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 3 AM CST WEDNESDAY  
THROUGH WEDNESDAY MORNING...  
   
REST OF THE NIGHT
 
SW WIND 15 TO 25 KTS. HEAVY FREEZING SPRAY  
AFTER MIDNIGHT. A CHANCE OF LIGHT SNOW AND FLURRIES AFTER  
MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 5 TO 8 FT.    
WEDNESDAY
 
SW WIND 15 TO 25 KTS. HEAVY FREEZING SPRAY. A CHANCE  
OF LIGHT SNOW. WAVES 5 TO 8 FT SUBSIDING TO 4 TO 7 FT LATE IN THE  
AFTERNOON.    
WEDNESDAY NIGHT
 
W WIND 10 TO 20 KTS VEERING NW AFTER MIDNIGHT.  
MOSTLY CLOUDY. WAVES 4 TO 7 FT SUBSIDING TO 2 TO 4 FT. A SMALL  
CRAFT ADVISORY MAY BE NEEDED.    
THURSDAY
 
NW WIND 10 TO 20 KTS. PARTLY CLOUDY. WAVES 1 TO 3 FT.  
 

 
 
LMZ542-543-221100-  
STURGEON BAY TO TWO RIVERS WI-TWO RIVERS TO SHEBOYGAN WI-  
848 PM CST TUE JAN 21 2025  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM MIDNIGHT CST TONIGHT  
THROUGH WEDNESDAY AFTERNOON...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 3 AM CST WEDNESDAY  
THROUGH WEDNESDAY MORNING...  
   
REST OF THE NIGHT
 
SW WIND 15 TO 25 KTS. HEAVY FREEZING SPRAY  
AFTER MIDNIGHT. A CHANCE OF LIGHT SNOW AND FLURRIES AFTER  
MIDNIGHT. WAVES 1 TO 3 FT BUILDING TO 4 TO 7 FT.    
WEDNESDAY
 
SW WIND 15 TO 25 KTS. HEAVY FREEZING SPRAY IN THE  
MORNING. LIGHT SNOW LIKELY IN THE MORNING, THEN A CHANCE OF LIGHT  
SNOW IN THE AFTERNOON. WAVES 4 TO 7 FT SUBSIDING TO 3 TO 5 FT.    
WEDNESDAY NIGHT
 
W WIND 10 TO 20 KTS VEERING NW AFTER MIDNIGHT.  
A CHANCE OF FLURRIES AFTER MIDNIGHT. WAVES 3 TO 5 FT SUBSIDING TO  
1 TO 3 FT AFTER MIDNIGHT. A SMALL CRAFT ADVISORY MAY BE NEEDED.    
THURSDAY
 
NW WIND 10 TO 20 KTS. MOSTLY SUNNY. WAVES 1 TO 3 FT.  
 

 
 
SEE LAKE MICHIGAN OPEN LAKE FORECAST FOR FRIDAY THROUGH SUNDAY.  
 
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