743
FZUS63 KDTX 111939
GLFSC
LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
339 PM EDT TUE MAR 11 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, 30.10 INCHES, WILL THEN EXPAND INTO THE
NORTHERN GREAT LAKES LATE TODAY INTO TONIGHT AND WILL PERSIST
THROUGH WEDNESDAY. THE HIGH PRESSURE WILL BUILD INTO SOUTHERN
QUEBEC ON WEDNESDAY LEADING TO A LIGHT EASTERLY WIND COMPONENT
ACROSS THE LAKES. A STRONG SLOW MOVING LOW PRESSURE SYSTEM THEN
CROSSES THE CENTRAL PLAINS LATER IN THE WEEK TARGETING THE GREAT
LAKES THIS WEEKEND.
LCZ460-120345-
LAKE ST CLAIR-
339 PM EDT TUE MAR 11 2025
TONIGHT
NORTHEAST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10
KNOTS AFTER MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN DIMINISHING TO 5 TO
10 KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
EAST WINDS 5 TO 10 KNOTS UNTIL EARLY MORNING
BECOMING LIGHT AND VARIABLE. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
THURSDAY
LIGHT AND VARIABLE WINDS. MOSTLY SUNNY. WAVES 2 FEET OR
LESS.
THURSDAY NIGHT
EAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2
FEET OR LESS.
FRIDAY
SOUTHEAST WINDS 5 TO 10 KNOTS INCREASING TO 15 TO 20
KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
SATURDAY
SOUTH WINDS TO 30 KNOTS. MOSTLY CLOUDY WITH LIGHT
SHOWERS LIKELY. WAVES 2 TO 4 FEET. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SUNDAY
WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. LIGHT SHOWERS
LIKELY. WAVES 1 TO 3 FEET.
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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