814  
FZUS63 KDTX 190824  
GLFSC  
 
LAKE ST CLAIR FORECAST  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
324 AM EST WED NOV 19 2025  
 
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  
HIGH PRESSURE, 30.20 INCHES, MOVES INTO THE GREAT  
LAKES WEDNESDAY ENSURING DRY CONDITIONS AND LIGHT WINDS. A WEAK  
COLD FRONT TRACKS ACROSS THE REGION THURSDAY NIGHT, SUPPORTING  
ORGANIZED SOUTHWEST FLOW AND INCREASING RAIN CHANCES.  
 
LCZ460-191630-  
LAKE ST CLAIR-  
324 AM EST WED NOV 19 2025  
   
TODAY  
NORTHEAST WINDS 5 TO 10 KNOTS UNTIL LATE AFTERNOON BECOMING  
LIGHT AND VARIABLE. MOSTLY SUNNY UNTIL LATE AFTERNOON BECOMING  
MOSTLY CLOUDY. WAVES 2 FEET OR LESS.   
TONIGHT  
LIGHT AND VARIABLE WINDS. MOSTLY CLOUDY THIS EVENING  
BECOMING PARTLY CLOUDY. WAVES NEARLY CALM.   
THURSDAY  
LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO 10 KNOTS IN  
THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.   
THURSDAY NIGHT  
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO  
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLOUDY. A CHANCE  
OF LIGHT RAIN AFTER MIDNIGHT. WAVES 2 FEET OR LESS.   
FRIDAY  
WEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTH IN THE  
EVENING. MOSTLY CLOUDY IN THE MORNING BECOMING PARTLY CLOUDY. WAVES  
2 FEET OR LESS.   
SATURDAY  
SOUTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2  
FEET OR LESS.   
SUNDAY  
WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR  
LESS.  
 
 
 
DRK  
 
EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT  
WEATHER.GOV/DTX/GLFTABLESC  
 
GRAPHICAL MARINE FORECASTS ARE AVAILABLE AT WEATHER.GOV/GREATLAKES  
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