940  
FZUS63 KDTX 120837  
GLFLH  
 
OPEN LAKE FORECAST FOR LAKE HURON  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
337 AM EST WED NOV 12 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  
INCREASING SOUTHWEST WINDS TODAY AHEAD OF A COLD  
FRONT, WHICH TRACKS THROUGH THE GREAT LAKES ON WEDNESDAY. BRIEF,  
LOCALIZED GUSTS TO GALES ARE POSSIBLE THIS TODAY OVER THE OPEN  
WATERS OF LAKE HURON.  
 
LHZ361-121645-  
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT  
BEYOND 5 NM OFF SHORE-  
337 AM EST WED NOV 12 2025  
   
TODAY  
WEST WINDS 15 TO 20 KNOTS INCREASING TO 30 KNOTS WITH  
ISOLATED GUSTS TO 35 KNOT GALES. A CHANCE OF RAIN. WAVES 5 TO 7  
FEET BUILDING TO 8 TO 12 FEET IN THE AFTERNOON. WAVES OCCASIONALLY  
AROUND 15 FEET.    
TONIGHT  
WEST WINDS TO 30 KNOTS DECREASING TO 20 TO 25 KNOTS IN  
THE LATE EVENING AND OVERNIGHT. RAIN LIKELY IN THE EVENING. WAVES  
8 TO 12 FEET. WAVES OCCASIONALLY AROUND 15 FEET.    
THURSDAY  
WEST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS IN THE  
LATE MORNING AND AFTERNOON. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY  
AROUND 12 FEET.    
THURSDAY NIGHT  
WEST WINDS 15 TO 20 KNOTS BECOMING NORTHWEST  
5 TO 10 KNOTS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND  
8 FEET.    
FRIDAY  
NORTH WINDS 5 TO 10 KNOTS VEERING TO THE EAST LATE IN  
THE AFTERNOON...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS LATE IN  
THE EVENING. WAVES 1 TO 3 FEET.    
SATURDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO  
20 KNOTS UNTIL EARLY EVENING...THEN VEERING TO THE WEST IN THE  
LATE EVENING AND EARLY MORNING. A CHANCE OF RAIN EARLY IN THE  
MORNING...THEN RAIN LIKELY. WAVES 2 TO 4 FEET BUILDING TO 5 TO  
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.    
SUNDAY  
NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO AROUND  
30 KNOTS INCREASING TO 30 KNOTS WITH GUSTS TO 40 KNOT GALES UNTIL  
EARLY EVENING...THEN DECREASING TO 20 TO 25 KNOTS WITH GUSTS TO  
AROUND 30 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE  
OF RAIN UNTIL AFTERNOON. SNOW LIKELY...THEN A CHANCE OF SNOW IN  
THE LATE EVENING AND EARLY MORNING. WAVES 6 TO 9 FEET. WAVES  
OCCASIONALLY AROUND 12 FEET.  
 
 
 
LHZ362-363-121645-  
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND  
5NM OFF SHORE-  
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF  
SHORE-  
337 AM EST WED NOV 12 2025  
   
TODAY  
WEST WINDS 20 TO 25 KNOTS WITH ISOLATED GUSTS TO 35 KNOT  
GALES INCREASING TO 30 KNOTS WITH ISOLATED GUSTS TO 35 KNOT GALES  
LATE IN THE AFTERNOON. A CHANCE OF RAIN. WAVES 6 TO 9 FEET  
BUILDING TO 10 TO 14 FEET LATE IN THE AFTERNOON. WAVES  
OCCASIONALLY AROUND 18 FEET.   
TONIGHT  
WEST WINDS TO 30 KNOTS DECREASING TO 20 TO 25 KNOTS  
WITH GUSTS TO AROUND 30 KNOTS IN THE LATE EVENING AND OVERNIGHT.  
A CHANCE OF RAIN. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY AROUND  
15 FEET.    
THURSDAY  
WEST WINDS 20 TO 25 KNOTS DECREASING TO 15 TO  
20 KNOTS EARLY IN THE AFTERNOON. WAVES 8 TO 12 FEET. WAVES  
OCCASIONALLY AROUND 15 FEET.    
THURSDAY NIGHT  
WEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY  
AROUND 10 FEET.    
FRIDAY  
NORTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTHEAST  
LATE IN THE AFTERNOON...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS  
LATE IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.    
SATURDAY  
SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST 20 TO  
25 KNOTS IN THE LATE EVENING AND EARLY MORNING. RAIN LIKELY UNTIL  
EARLY EVENING. A CHANCE OF RAIN IN THE LATE EVENING AND EARLY  
MORNING. WAVES 2 TO 4 FEET BUILDING TO 6 TO 9 FEET. WAVES  
OCCASIONALLY AROUND 12 FEET.    
SUNDAY  
NORTHWEST WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES  
BECOMING WEST AT 35 KNOT GALES WITH GUSTS TO 40 KNOT GALES EARLY  
IN THE EVENING...THEN BECOMING NORTHWEST TO 30 KNOTS WITH GUSTS  
TO 35 KNOT GALES IN THE LATE EVENING AND EARLY MORNING. A CHANCE  
OF RAIN. SNOW LIKELY IN THE LATE MORNING AND EARLY AFTERNOON...  
THEN A CHANCE OF SNOW UNTIL EARLY MORNING. WAVES 8 TO 12 FEET  
BUILDING TO 10 TO 14 FEET UNTIL EARLY MORNING. WAVES OCCASIONALLY  
AROUND 18 FEET. A GALE WARNING MAY BE NEEDED.  
 
 
 
LHZ462>464-121645-  
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-  
337 AM EST WED NOV 12 2025  
   
TODAY  
WEST WINDS 20 TO 25 KNOTS. ISOLATED GUSTS TO 35 KNOT  
GALES IN THE LATE MORNING AND AFTERNOON. A CHANCE OF RAIN. WAVES 6  
TO 9 FEET BUILDING TO 8 TO 12 FEET LATE IN THE AFTERNOON. WAVES  
OCCASIONALLY AROUND 15 FEET.    
TONIGHT  
WEST WINDS TO 30 KNOTS DECREASING TO 20 TO 25 KNOTS  
WITH GUSTS TO AROUND 30 KNOTS IN THE LATE EVENING AND OVERNIGHT.  
A CHANCE OF RAIN IN THE EVENING. WAVES 8 TO 12 FEET. WAVES  
OCCASIONALLY AROUND 15 FEET.    
THURSDAY  
WEST WINDS 20 TO 25 KNOTS DECREASING TO 15 TO  
20 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 6 TO 9 FEET.  
WAVES OCCASIONALLY AROUND 12 FEET.    
THURSDAY NIGHT  
WEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO  
15 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.    
FRIDAY  
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO  
10 KNOTS LATE IN THE MORNING...THEN VEERING TO THE NORTH LATE IN  
THE AFTERNOON BECOMING SOUTHEAST 10 TO 15 KNOTS LATE IN THE  
EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET.    
SATURDAY  
SOUTH WINDS 15 TO 20 KNOTS BECOMING WEST 20 TO  
25 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF RAIN  
IN THE LATE MORNING AND EARLY AFTERNOON. RAIN UNTIL EARLY  
MORNING. WAVES 3 TO 5 FEET BUILDING TO 5 TO 7 FEET UNTIL EARLY  
MORNING. WAVES OCCASIONALLY AROUND 10 FEET.    
SUNDAY  
NORTHWEST WINDS 20 TO 25 KNOTS BECOMING WEST TO  
30 KNOTS. GUSTS TO 35 KNOT GALES. A CHANCE OF RAIN UNTIL  
AFTERNOON...THEN A CHANCE OF RAIN AND SNOW UNTIL EARLY MORNING.  
WAVES 6 TO 9 FEET BUILDING TO 10 TO 14 FEET UNTIL EARLY MORNING.  
WAVES OCCASIONALLY AROUND 18 FEET.  
 
 
 
LHZ461-121645-  
MAFOR 1210/  
HURON NORTH 11626 11630 11730 11740 12746 11736 11730.  
WAVES 3 TO 5 FEET BUILDING TO 6 TO 9 FEET...THEN BUILDING TO 8 TO  
12 FEET. OCCASIONAL WAVE HEIGHT AROUND 15 FEET TODAY. WAVES 8 TO  
12 FEET SUBSIDING TO 6 TO 9 FEET. OCCASIONAL WAVE HEIGHT AROUND  
15 FEET TONIGHT.  
 
HURON SOUTH 11620 11630 11636 11646 11746 11740 12630.  
WAVES 5 TO 7 FEET BUILDING TO 8 TO 12 FEET. OCCASIONAL WAVE  
HEIGHT AROUND 15 FEET TODAY. WAVES 8 TO 12 FEET SUBSIDING TO 6 TO  
9 FEET. OCCASIONAL WAVE HEIGHT AROUND 15 FEET TONIGHT.  
 
 
 
AM  
 
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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