747  
FZUS53 KAPX 180334  
NSHAPX  
 
NEARSHORE MARINE FORECAST  
NATIONAL WEATHER SERVICE GAYLORD MI  
1034 PM EST WED DEC 17 2025  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKES HURON...  
MICHIGAN AND SUPERIOR.  
 
WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST  
1/3 OF THE WAVE SPECTRUM. OCCASIONAL WAVE HEIGHT IS THE AVERAGE OF  
THE HIGHEST 1/10 OF THE WAVE SPECTRUM.  
 
LSZ321-181415-  
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS. SLIGHT CHANCE OF  
FREEZING DRIZZLE AND SNOW SHOWERS THROUGH THE NIGHT. SLIGHT  
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO  
4 TO 6 FEET AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 15 TO 25 KNOTS. RAIN SHOWERS. WAVES 4 TO  
6 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 6 TO 9 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 6 TO 9 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LSZ322-181415-  
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTHEAST WIND 15 TO 25 KNOTS. SLIGHT CHANCE OF  
FREEZING DRIZZLE AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 10 TO 20 KNOTS. RAIN SHOWERS AND A CHANCE  
OF FREEZING DRIZZLE.    
THURSDAY NIGHT
 
SOUTHWEST WIND 15 TO 25 KNOTS. SNOW SHOWERS AND  
SHOWERS.    
FRIDAY
 
NORTHWEST WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. PARTLY SUNNY.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ346-181415-  
ST IGNACE TO FALSE DETOUR CHANNEL-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS. CLOUDY. WAVES 2 TO 4 FEET  
BUILDING TO 4 TO 6 FEET AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 10 TO 20 KNOTS. RAIN SHOWERS. WAVES 4 TO  
7 FEET.    
THURSDAY NIGHT
 
WEST WIND 15 TO 25 KNOTS. SNOW SHOWERS AND  
SHOWERS. WAVES 4 TO 7 FEET.    
FRIDAY
 
NORTHWEST WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. MOSTLY CLOUDY. WAVES 4 TO 7 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ341-181415-  
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-  
1034 PM EST WED DEC 17 2025  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS. CLOUDY. WAVES 4 TO 6 FEET  
BUILDING TO 5 TO 8 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND  
10 FEET.    
THURSDAY
 
SOUTH WIND 15 TO 25 KNOTS. RAIN SHOWERS. WAVES 6 TO  
9 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 4 TO 7 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 4 TO 7 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ342-181415-  
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE  
TRAVERSE BAY-  
1034 PM EST WED DEC 17 2025  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS. CLOUDY. WAVES 3 TO  
5 FEET.    
THURSDAY
 
SOUTH WIND 15 TO 25 KNOTS. RAIN SHOWERS. WAVES 4 TO  
6 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 7 TO 10 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 7 TO 10 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ323-181415-  
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO  
NORWOOD MI-  
1034 PM EST WED DEC 17 2025  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CLOUDY. WAVES 2 FEET OR LESS BUILDING TO 3 TO 5 FEET  
AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 10 TO 20 KNOTS. RAIN SHOWERS. WAVES 3 TO  
5 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 5 TO 8 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. SNOW SHOWERS LIKELY. WAVES 5 TO 8 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ344-181415-  
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-  
1034 PM EST WED DEC 17 2025  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CLOUDY. WAVES 2 TO 3 FEET BUILDING TO 3 TO 5 FEET AFTER  
MIDNIGHT.    
THURSDAY
 
SOUTH WIND 15 TO 25 KNOTS. RAIN SHOWERS. WAVES 4 TO  
6 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 7 TO 10 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 7 TO 10 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LMZ345-346-181415-  
POINT BETSIE TO SLEEPING BEAR POINT MI-  
MANISTEE TO POINT BETSIE MI-  
1034 PM EST WED DEC 17 2025  
   
..GALE WARNING IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CLOUDY. WAVES 3 TO 5 FEET BUILDING TO 5 TO 8 FEET AFTER  
MIDNIGHT. WAVES OCCASIONALLY AROUND 9 FEET.    
THURSDAY
 
SOUTH WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. RAIN SHOWERS. WAVES 7 TO 10 FEET.    
THURSDAY NIGHT
 
WEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 10 TO 13 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 10 TO 13 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ345-181415-  
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING  
MACKINAC ISLAND-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND UP TO 30 KNOTS DECREASING TO 10 TO  
20 KNOTS EARLY IN THE MORNING. CLOUDY. WAVES 2 FEET OR LESS.    
THURSDAY
 
SOUTH WIND 10 TO 15 KNOTS. RAIN SHOWERS. WAVES 2 TO  
3 FEET.    
THURSDAY NIGHT
 
WEST WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. SNOW SHOWERS AND SHOWERS. WAVES 4 TO 6 FEET.    
FRIDAY
 
NORTHWEST WIND 15 TO 25 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 4 TO 6 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ347-181415-  
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING  
BOIS BLANC ISLAND-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND 10 TO 20 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
3 FEET BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 10 TO 20 KNOTS. RAIN SHOWERS. WAVES 4 TO  
6 FEET.    
THURSDAY NIGHT
 
SOUTHWEST WIND UP TO 30 KNOTS. SNOW SHOWERS AND  
SHOWERS. WAVES 4 TO 6 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. CHANCE OF SNOW SHOWERS. WAVES 7 TO 10 FEET.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ348-181415-  
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY  
NATIONAL MARINE SANCTUARY-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND UP TO 30 KNOTS. MOSTLY CLOUDY. WAVES 5 TO  
8 FEET. WAVES OCCASIONALLY AROUND 10 FEET.    
THURSDAY
 
SOUTH WIND UP TO 30 KNOTS. RAIN SHOWERS AND A CHANCE  
OF FREEZING DRIZZLE. WAVES 7 TO 10 FEET.    
THURSDAY NIGHT
 
SOUTHWEST WIND UP TO 30 KNOTS. RAIN SHOWERS  
LIKELY AND A CHANCE OF SNOW SHOWERS. WAVES 6 TO 9 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
35 KNOTS. MOSTLY CLOUDY. WAVES 7 TO 10 FEET.  
 
WAVE HEIGHTS ARE VALID FOR ICE FREE AREAS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ349-181415-  
STURGEON PT TO ALABASTER MI-  
1034 PM EST WED DEC 17 2025  
   
..SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY MORNING
 
 
   
OVERNIGHT
 
SOUTH WIND UP TO 30 KNOTS. MOSTLY CLOUDY. WAVES 2 TO  
4 FEET BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT.    
THURSDAY
 
SOUTH WIND 15 TO 25 KNOTS. RAIN SHOWERS. WAVES 4 TO  
7 FEET.    
THURSDAY NIGHT
 
SOUTHWEST WIND 15 TO 25 KNOTS WITH GUSTS TO  
AROUND 35 KNOTS. RAIN SHOWERS AND SNOW SHOWERS LIKELY. WAVES 4 TO  
6 FEET.    
FRIDAY
 
NORTHWEST WIND UP TO 30 KNOTS WITH GUSTS TO AROUND  
40 KNOTS. PARTLY SUNNY. WAVES 3 TO 5 FEET.  
 
WAVE HEIGHTS ARE VALID FOR ICE FREE AREAS.  
 
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
JLD  
 
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