404  
FZUS63 KDTX 081952  
GLFSC  
 
LAKE ST CLAIR FORECAST  
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI  
352 PM EDT TUE JUL 8 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  
DRY AND CALM CONDITIONS TODAY AS HIGH PRESSURE  
OCCUPIES THE CENTRAL GREAT LAKES. TURNING WARMER AND MORE HUMID  
TONIGHT INTO WEDNESDAY WITH THE ARRIVAL OF A LOW PRESSURE SYSTEM.  
EXPECT PERIODS OF SCATTERED SHOWERS AND THUNDERSTORMS UNTIL A  
WEAK COLD FRONT MOVES THROUGH WEDNESDAY EVENING. ADDITIONAL  
STORMS ARE POSSIBLE FRIDAY NIGHT INTO SATURDAY WITH GRADUALLY  
WARMING TEMPERATURES.  
 
LCZ460-090400-  
LAKE ST CLAIR-  
352 PM EDT TUE JUL 8 2025  
   
TONIGHT  
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTH EARLY  
IN THE MORNING. PARTLY CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS  
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.   
WEDNESDAY  
SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. A CHANCE OF  
SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN THUNDERSTORMS LIKELY  
AND A CHANCE OF LIGHT SHOWERS IN THE AFTERNOON. WAVES 2 FEET OR  
LESS.   
WEDNESDAY NIGHT  
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE  
NORTHWEST AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.   
THURSDAY  
NORTH WINDS 5 TO 10 KNOTS VEERING TO THE NORTHEAST EARLY  
IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.   
THURSDAY NIGHT  
NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY.  
WAVES 2 FEET OR LESS.   
FRIDAY  
EAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHEAST IN THE  
AFTERNOON AND EVENING. PARTLY CLOUDY IN THE MORNING THEN CLEARING.  
WAVES 2 FEET OR LESS.   
SATURDAY  
WEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE OF  
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.   
SUNDAY  
SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. A CHANCE OF  
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.  
 
 
 
KGK  
 
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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