803  
FZUS63 KDTX 170139  
GLFSC  
 
LAKE ST CLAIR FORECAST  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
939 PM EDT MON MAR 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
 
NORTHWEST WINDS GUSTING TO GALES CONTINUES TONIGHT  
BEHIND A STRONG LOW PRESSURE SYSTEM. HIGH PRESSURE, 30.40 INCHES,  
TRACKS THROUGH THE OHIO VALLEY TOMORROW, WITH THE NORTHERN  
EXTENSION REACHING THE CENTRAL GREAT LAKES TOMORROW EVENING,  
SUPPORTING LIGHT WINDS. MODERATE SOUTHWEST WINDS THEN RETURN FOR  
WEDNESDAY.  
 
LCZ460-170945-  
LAKE ST CLAIR-  
939 PM EDT MON MAR 16 2026  
   
..GALE WARNING IN EFFECT THROUGH TUESDAY MORNING
 
 
   
REST OF TONIGHT
 
WEST WINDS TO 30 KNOTS DIMINISHING TO 20 TO 25  
KNOTS EARLY IN THE MORNING. GUSTS TO 40 KNOT GALES. MOSTLY CLOUDY.  
SCATTERED LIGHT SNOW SHOWERS THIS EVENING. WAVES 3 TO 5 FEET. WAVES  
OCCASIONALLY AROUND 7 FEET.   
TUESDAY
 
WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS  
DIMINISHING TO 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 TO 4 FEET  
SUBSIDING TO 1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.   
TUESDAY NIGHT
 
WEST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO  
10 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.   
WEDNESDAY
 
SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS  
IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.   
WEDNESDAY NIGHT
 
SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5  
TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.   
THURSDAY
 
SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY SUNNY WITH A  
CHANCE OF LIGHT RAIN...THEN MOSTLY CLOUDY IN THE EVENING. WAVES 2  
FEET OR LESS.   
FRIDAY
 
NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF  
LIGHT RAIN AND SNOW. WAVES 2 FEET OR LESS.   
SATURDAY
 
WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. WAVES 1 TO 3  
FEET.  
 

 
 
SC  
 
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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