261  
FZUS63 KDTX 091957  
GLFLH  
 
OPEN LAKE FORECAST FOR LAKE HURON  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
357 PM EDT SUN AUG 9 2026  
 
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  
THIS EVENING THROUGH EARLY NEXT WEEK AN ACTIVE PATTERN  
WITH A STALLED FRONTAL BOUNDARY DRAPED OVER THE SOUTHERN GREAT  
LAKES REGION BRINGS BACK CHANCES FOR ORGANIZED THUNDERSTORMS TO  
THE REGION. BY THE END OF NEXT WEEK, HIGH PRESSURE AROUND 30.1  
INCHES BUILDS SOUTH FROM CENTRAL CANADA.  
 
LHZ361-100400-  
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT  
BEYOND 5 NM OFF SHORE-  
357 PM EDT SUN AUG 9 2026  
   
TONIGHT  
EAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING BECOMING  
LIGHT AND VARIABLE. A CHANCE OF SHOWERS IN THE EVENING. WAVES  
2 FEET OR LESS.    
MONDAY  
WEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.    
MONDAY NIGHT  
WEST WINDS 5 TO 10 KNOTS BECOMING LIGHT AND  
VARIABLE. WAVES 2 FEET OR LESS.    
TUESDAY  
LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.    
TUESDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING  
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.    
WEDNESDAY  
NORTHWEST WINDS 5 TO 10 KNOTS IN THE MORNING  
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTHWEST 5 TO  
10 KNOTS LATE IN THE AFTERNOON INCREASING TO 10 TO 15 KNOTS. A  
CHANCE OF SHOWERS IN THE MORNING. WAVES 2 FEET OR LESS.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO  
10 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN  
INCREASING TO 15 TO 20 KNOTS EARLY IN THE EVENING DECREASING TO  
10 TO 15 KNOTS BY MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO  
5 FEET .    
FRIDAY  
NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.  
 
 
 
LHZ362-363-100400-  
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-  
357 PM EDT SUN AUG 9 2026  
   
TONIGHT  
SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 5 TO  
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF SHOWERS  
IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE  
LATE EVENING AND OVERNIGHT.    
MONDAY  
NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.    
MONDAY NIGHT  
NORTH WINDS 5 TO 10 KNOTS BACKING TO THE  
NORTHWEST AFTER MIDNIGHT. WAVES 1 TO 3 FEET.    
TUESDAY  
LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.    
TUESDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS EARLY IN THE EVENING  
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.    
WEDNESDAY  
LIGHT AND VARIABLE WINDS BECOMING NORTH 5 TO  
10 KNOTS LATE IN THE AFTERNOON...THEN BACKING TO THE NORTHWEST  
LATE IN THE EVENING. A CHANCE OF SHOWERS LATE IN THE MORNING.  
WAVES 2 FEET OR LESS.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET  
BUILDING TO 4 TO 6 FEET . WAVES OCCASIONALLY AROUND 8 FEET.    
FRIDAY  
NORTH WINDS 5 TO 10 KNOTS. WAVES 3 TO 5 FEET SUBSIDING  
TO 1 TO 3 FEET.  
 
 
 
LHZ462>464-100400-  
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-  
357 PM EDT SUN AUG 9 2026  
   
TONIGHT  
SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE WEST EARLY  
IN THE MORNING. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.    
MONDAY  
WEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.    
MONDAY NIGHT  
NORTH WINDS 5 TO 10 KNOTS EARLY IN THE EVENING  
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.    
TUESDAY  
LIGHT AND VARIABLE WINDS BECOMING NORTHEAST 5 TO  
10 KNOTS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.    
TUESDAY NIGHT  
EAST WINDS 5 TO 10 KNOTS VEERING TO THE  
SOUTHEAST IN THE LATE EVENING AND OVERNIGHT. WAVES 2 FEET OR  
LESS.    
WEDNESDAY  
SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS.  
WAVES 2 FEET OR LESS.    
THURSDAY  
NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET  
BUILDING TO 2 TO 4 FEET BY MIDNIGHT.    
FRIDAY  
NORTH WINDS 5 TO 10 KNOTS. WAVES 2 TO 4 FEET SUBSIDING  
TO 1 TO 3 FEET .  
 
 
 
LHZ461-100400-  
MAFOR 0921/  
HURON NORTH 11410 11300 11100 11800 14700. A CHANCE OF  
SHOWERS TONIGHT. WAVES 1 TO 3 FEET.  
 
HURON SOUTH 12400 11500 11600 14700. A CHANCE OF SHOWERS  
TONIGHT. WAVES 2 FEET OR LESS.  
 
 
 
JA  
 
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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