412  
FZUS63 KDTX 080131  
GLFLH  
 
OPEN LAKE FORECAST FOR LAKE HURON  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
931 PM EDT WED MAY 7 2025  
 
FOR WATERS BEYOND FIVE NAUTICAL MILES OFF SHORE ON LAKE HURON  
 
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.  
   
SYNOPSIS
 
PROLONGED NORTHEAST WINDS THROUGH TOMORROW EVENING AS  
HIGH PRESSURE OF 30.50 INCHES SINKS SOUTH FROM JAMES BAY. THIS  
WEAKENED HIGH WILL MOVE OVERHEAD TO CLOSE OUT THE WEEK, RESULTING  
IN LIGHT WINDS INTO THE WEEKEND.  
 
LHZ361-362-080945-  
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT  
BEYOND 5 NM OFF SHORE-  
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND  
5NM OFF SHORE-  
931 PM EDT WED MAY 7 2025  
   
REST OF TONIGHT
 
NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST  
15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO  
4 FEET EARLY IN THE MORNING.    
THURSDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO  
10 KNOTS EARLY IN THE AFTERNOON...THEN VEERING TO THE SOUTHEAST  
LATE IN THE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET  
LATE IN THE AFTERNOON.    
THURSDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS BACKING TO THE  
NORTHWEST IN THE LATE EVENING AND EARLY MORNING...THEN VEERING TO  
THE NORTHWEST 5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.   
FRIDAY
 
LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.    
FRIDAY NIGHT
 
EAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHWEST  
IN THE LATE EVENING AND OVERNIGHT. WAVES 2 FEET OR LESS.    
SATURDAY
 
WEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTH LATE IN  
THE EVENING. WAVES 2 FEET OR LESS.    
SUNDAY
 
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS UNTIL EARLY MORNING. WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS  
IN THE LATE MORNING AND EARLY AFTERNOON...THEN BACKING TO THE  
SOUTHEAST UNTIL EARLY MORNING. WAVES 1 TO 3 FEET.  
 

 
 
LHZ363-080945-  
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF  
SHORE-  
931 PM EDT WED MAY 7 2025  
   
REST OF TONIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO  
15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.    
THURSDAY
 
NORTHEAST WINDS 15 TO 20 KNOTS BECOMING NORTH 10 TO  
15 KNOTS IN THE AFTERNOON. WAVES 3 TO 5 FEET.    
THURSDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO  
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. WAVES 2 TO 4 FEET  
SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND OVERNIGHT.    
FRIDAY
 
NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.    
FRIDAY NIGHT
 
LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO  
10 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN VEERING TO  
THE SOUTHWEST AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTH  
LATE IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
SUNDAY
 
EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS IN THE LATE EVENING AND EARLY MORNING. WAVES 2 FEET OR  
LESS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS UNTIL EARLY MORNING. WAVES 1 TO 3 FEET.  
 

 
 
LHZ462>464-080945-  
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-  
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-  
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-  
931 PM EDT WED MAY 7 2025  
   
REST OF TONIGHT
 
NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO  
5 FEET.    
THURSDAY
 
NORTH WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.    
THURSDAY NIGHT
 
NORTH WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET  
SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT.    
FRIDAY
 
NORTH WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.    
FRIDAY NIGHT
 
NORTH WINDS 5 TO 10 KNOTS BACKING TO THE SOUTH IN  
THE LATE EVENING AND EARLY MORNING...THEN VEERING TO THE  
SOUTHWEST AFTER MIDNIGHT. WAVES 2 FEET OR LESS.    
SATURDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTH  
LATE IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
SUNDAY
 
NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHEAST.  
WAVES 2 FEET OR LESS.    
MONDAY
 
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO  
15 KNOTS UNTIL EARLY MORNING. WAVES 1 TO 3 FEET.  
 

 
 
LHZ461-080945-  
MAFOR 0803/  
HURON NORTH 12120 12110 11800 13700. WAVES 1 TO 3 FEET.  
 
HURON SOUTH 14120 11110 12810 11800. WAVES 2 TO 4 FEET.  
 

 
 
SC  
 
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT  
WEATHER.GOV/DTX/GLFTABLE (ALL LOWER CASE)  
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT  
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)  
 
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