371  
FZUS53 KDTX 182054  
NSHDTX  
 
NEARSHORE MARINE FORECAST FOR MICHIGAN  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
354 PM EST FRI JAN 18 2019  
 
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE  
 
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.  
 
LHZ422-190415-  
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-  
354 PM EST FRI JAN 18 2019  
   
TONIGHT
 
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST 15 TO  
20 KNOTS. PARTLY CLOUDY EARLY IN THE EVENING BECOMING MOSTLY  
CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW THIS EVENING. A CHANCE OF  
LIGHT SNOW AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY. LIGHT SNOW LIKELY UNTIL  
LATE AFTERNOON, THEN A CHANCE OF LIGHT SNOW LATE IN THE  
AFTERNOON. WAVES 2 FEET OR LESS.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO  
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY EARLY  
IN THE EVENING BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS. PARTLY CLOUDY UNTIL LATE  
AFTERNOON BECOMING MOSTLY SUNNY. WAVES 1 TO 3 FEET.  
 
WAVE HEIGHTS ARE FOR ICE FREE AREAS.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ421-190415-  
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER  
SAGINAW BAY-  
354 PM EST FRI JAN 18 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM EST THIS EVENING  
THROUGH MONDAY MORNING...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST SATURDAY  
THROUGH LATE SUNDAY NIGHT...  
   
TONIGHT
 
NORTH WINDS 15 TO 20 KNOTS. PARTLY CLOUDY EARLY IN THE  
EVENING BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SNOW  
THIS EVENING. A CHANCE OF LIGHT SNOW AFTER MIDNIGHT. WAVES 2 TO  
4 FEET BUILDING TO 3 TO 5 FEET IN THE LATE EVENING AND OVERNIGHT.  
WAVES OCCASIONALLY AROUND 7 FEET.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY. LIGHT SNOW LIKELY UNTIL  
LATE AFTERNOON, THEN A CHANCE OF LIGHT SNOW LATE IN THE  
AFTERNOON. HEAVY FREEZING SPRAY. WAVES 4 TO 6 FEET. WAVES  
OCCASIONALLY AROUND 8 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS  
AFTER MIDNIGHT. MOSTLY CLOUDY BECOMING PARTLY CLOUDY LATE IN THE  
EVENING BECOMING MOSTLY CLOUDY BECOMING PARTLY CLOUDY EARLY IN  
THE MORNING. HEAVY FREEZING SPRAY. WAVES 5 TO 7 FEET BUILDING TO  
6 TO 9 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY AROUND  
12 FEET.    
SUNDAY
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
DIMINISHING TO 15 TO 20 KNOTS IN THE AFTERNOON. PARTLY CLOUDY  
WITH A CHANCE OF LIGHT SNOW SHOWERS. HEAVY FREEZING SPRAY. WAVES  
6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.  
 
SMALL CRAFT ADVISORY CONDITIONS ARE EXPECTED TO CONTINUE BEYOND  
THE FORECAST PERIOD. PLEASE REFER TO THE OPEN LAKES FORECAST FOR  
MORE INFORMATION.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ441-190415-  
PORT AUSTIN TO HARBOR BEACH MI-  
354 PM EST FRI JAN 18 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM EST THIS EVENING  
THROUGH MONDAY MORNING...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 1 AM EST SATURDAY  
THROUGH LATE SUNDAY NIGHT...  
   
TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A  
SLIGHT CHANCE OF LIGHT SNOW THIS EVENING. A CHANCE OF LIGHT SNOW  
AFTER MIDNIGHT. FREEZING SPRAY AFTER MIDNIGHT. WAVES 2 TO 4 FEET  
BUILDING TO 4 TO 6 FEET IN THE LATE EVENING AND OVERNIGHT. WAVES  
OCCASIONALLY AROUND 8 FEET.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. CLOUDY. LIGHT SNOW  
LIKELY UNTIL LATE AFTERNOON, THEN A CHANCE OF LIGHT SNOW LATE IN  
THE AFTERNOON. FREEZING SPRAY. WAVES 4 TO 6 FEET. WAVES  
OCCASIONALLY AROUND 8 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO  
30 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SNOW SHOWERS.  
FREEZING SPRAY. WAVES 5 TO 7 FEET BUILDING TO 6 TO 9 FEET EARLY  
IN THE MORNING. WAVES OCCASIONALLY AROUND 12 FEET.    
SUNDAY
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
DIMINISHING TO 15 TO 20 KNOTS IN THE AFTERNOON. MOSTLY CLOUDY  
WITH A CHANCE OF LIGHT SNOW SHOWERS. FREEZING SPRAY. WAVES 6 TO  
9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.  
 
SMALL CRAFT ADVISORY CONDITIONS ARE EXPECTED TO CONTINUE BEYOND  
THE FORECAST PERIOD. PLEASE REFER TO THE OPEN LAKES FORECAST FOR  
MORE INFORMATION.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ442-190415-  
HARBOR BEACH TO PORT SANILAC MI-  
354 PM EST FRI JAN 18 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM EST THIS EVENING  
THROUGH MONDAY MORNING...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM SATURDAY EVENING  
THROUGH LATE SUNDAY NIGHT...  
   
TONIGHT
 
NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO  
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. A  
CHANCE OF LIGHT SNOW IN THE LATE EVENING AND OVERNIGHT. WAVES  
2 TO 4 FEET BUILDING TO 4 TO 6 FEET IN THE LATE EVENING AND  
OVERNIGHT. WAVES OCCASIONALLY AROUND 8 FEET.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS. LIGHT SNOW IN THE  
MORNING, THEN LIGHT SNOW LIKELY IN THE AFTERNOON. WAVES 3 TO  
5 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO  
30 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SNOW SHOWERS.  
FREEZING SPRAY. WAVES 4 TO 6 FEET BUILDING TO 6 TO 9 FEET AFTER  
MIDNIGHT. WAVES OCCASIONALLY AROUND 12 FEET.    
SUNDAY
 
NORTH WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS IN THE  
MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SNOW SHOWERS.  
FREEZING SPRAY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND  
12 FEET.  
 
SMALL CRAFT ADVISORY CONDITIONS ARE EXPECTED TO CONTINUE BEYOND  
THE FORECAST PERIOD. PLEASE REFER TO THE OPEN LAKES FORECAST FOR  
MORE INFORMATION.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LHZ443-190415-  
PORT SANILAC TO PORT HURON MI-  
354 PM EST FRI JAN 18 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM EST THIS EVENING  
THROUGH MONDAY MORNING...  
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM SATURDAY EVENING  
THROUGH LATE SUNDAY NIGHT...  
   
TONIGHT
 
NORTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO  
20 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN BECOMING  
NORTHEAST 10 TO 15 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY  
EARLY IN THE EVENING BECOMING CLOUDY. A CHANCE OF LIGHT SNOW IN  
THE LATE EVENING AND EARLY MORNING. LIGHT SNOW LIKELY EARLY IN  
THE MORNING. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET IN THE  
LATE EVENING AND OVERNIGHT. WAVES OCCASIONALLY AROUND 7 FEET.    
SATURDAY
 
EAST WINDS 10 TO 15 KNOTS BECOMING NORTHEAST 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. LIGHT SNOW UNTIL LATE  
AFTERNOON, THEN LIGHT SNOW LIKELY LATE IN THE AFTERNOON. WAVES  
2 TO 4 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS  
IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. LIGHT SNOW  
LIKELY EARLY IN THE EVENING, THEN A CHANCE OF LIGHT SNOW SHOWERS  
IN THE LATE EVENING AND OVERNIGHT. FREEZING SPRAY. WAVES 4 TO  
6 FEET BUILDING TO 6 TO 9 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY  
AROUND 12 FEET.    
SUNDAY
 
NORTH WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS IN THE  
MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SNOW SHOWERS.  
FREEZING SPRAY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND  
12 FEET.  
 
SMALL CRAFT ADVISORY CONDITIONS ARE EXPECTED TO CONTINUE BEYOND  
THE FORECAST PERIOD. PLEASE REFER TO THE OPEN LAKES FORECAST FOR  
MORE INFORMATION.  
 
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 

 
 
LEZ444-190415-  
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-  
354 PM EST FRI JAN 18 2019  
 
...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH  
SUNDAY MORNING...  
   
TONIGHT
 
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF LIGHT  
SNOW THIS EVENING. LIGHT SNOW AFTER MIDNIGHT. WAVES 2 FEET OR  
LESS BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.    
SATURDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO  
25 KNOTS WITH GUSTS TO 30 KNOTS IN THE AFTERNOON. SNOW UNTIL LATE  
AFTERNOON, THEN A CHANCE OF LIGHT SNOW LATE IN THE AFTERNOON.  
WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND 7 FEET.    
SATURDAY NIGHT
 
NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO  
30 KNOTS. MOSTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY  
AROUND 7 FEET.    
SUNDAY
 
NORTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO  
15 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY EARLY IN THE  
MORNING BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO  
1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.  
 
SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.  
 
THE WATER TEMPERATURE AT BELLE ISLE IS 32 DEGREES.  
 

 
 
MR  
 
YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE  
A WWW.WEATHER.GOV/GREATLAKES  
 
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