663
FZUS63 KDTX 181938
GLFSC
LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
338 PM EDT FRI JUL 18 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, TRACKS OVERHEAD TODAY.
THE NEXT WEAK LOW PRESSURE MOVES INTO THE AREA ON SATURDAY
BRINGING HUMID AND UNSETTLED CONDITIONS. THE COLD FRONT MOVES
THROUGH THE AREA SATURDAY NIGHT WITH HIGH PRESSURE BUILDING BACK
IN LATE SUNDAY INTO MONDAY.
LCZ460-190400-
LAKE ST CLAIR-
338 PM EDT FRI JUL 18 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
IN THE AFTERNOON. PARTLY SUNNY. LIGHT SHOWERS LIKELY LATE IN THE
AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING
NORTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY EARLY IN THE
EVENING BECOMING PARTLY CLOUDY. LIGHT SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS UNTIL EARLY MORNING. WAVES 2 FEET OR LESS.
SUNDAY
NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10 KNOTS IN
THE LATE MORNING AND AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
SUNDAY NIGHT
NORTHEAST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. CLEAR. WAVES 2 FEET OR
LESS.
MONDAY
NORTHEAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
IN THE EVENING. SUNNY IN THE MORNING BECOMING MOSTLY CLEAR. WAVES 2
FEET OR LESS.
TUESDAY
SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
TF
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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