503  
FZUS63 KDTX 161407  
GLFSC  
 
LAKE ST CLAIR FORECAST  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
1007 AM EDT THU JUL 16 2026  
 
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
 
CANADIAN WILDFIRE SMOKE PERSISTS TODAY WITH HIGH  
PRESSURE BUILDING BACK IN. THE NEXT WEAK LOW PRESSURE SYSTEMS  
ARRIVE FRIDAY BRINGING ANOTHER ROUND OF SHOWERS AND  
THUNDERSTORMS, FOLLOWED BY A SECONDARY LOW ON SATURDAY.  
 
LCZ460-162215-  
LAKE ST CLAIR-  
1007 AM EDT THU JUL 16 2026  
   
..DENSE SMOKE ADVISORY IN EFFECT UNTIL 4 AM EDT FRIDAY
 
 
   
REST OF TODAY
 
NORTH WINDS 5 TO 15 KNOTS. PARTLY SUNNY. SMOKE.  
WAVES 2 FEET OR LESS.   
TONIGHT
 
NORTHEAST WINDS 5 TO 10 KNOTS BECOMING LIGHT AND  
VARIABLE. PARTLY CLOUDY. SMOKE EARLY IN THE EVENING...THEN AREAS OF  
SMOKE LATE IN THE EVENING. SMOKE. WAVES 2 FEET OR LESS.   
FRIDAY
 
LIGHT AND VARIABLE WINDS BECOMING SOUTH 10 TO 15 KNOTS.  
MOSTLY SUNNY. AREAS OF SMOKE. WAVES 2 FEET OR LESS.   
FRIDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE SOUTHWEST  
AFTER MIDNIGHT. MOSTLY CLEAR. AREAS OF SMOKE EARLY IN THE EVENING.  
WAVES 2 FEET OR LESS.   
SATURDAY
 
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO 20  
KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 20 TO 25 KNOTS IN  
THE EVENING. PARTLY SUNNY IN THE MORNING...THEN SHOWERS AND A CHANCE  
OF THUNDERSTORMS IN THE AFTERNOON AND EVENING. WAVES 1 TO 3 FEET.   
SUNDAY
 
EAST WINDS 15 TO 20 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR  
LESS.   
MONDAY
 
SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY CLEAR. SHOWERS  
LIKELY. WAVES 2 FEET OR LESS.  
 

 
 
SF  
 
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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