175
FZUS63 KDTX 171953
GLFSC
LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
353 PM EDT FRI OCT 17 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
A COLD FRONT SAGS INTO THE WESTERN GREAT LAKES TONIGHT
TIED TO LOW PRESSURE OVER NORTHERN ONTARIO. LOW PRESSURE, 29.20
INCHES, THEN RAPIDLY DEVELOPS ALONG SAID FRONT AND MOVES OVER
MICHIGAN SUNDAY, BRINGING INCREASING POTENTIAL TO SEE GALES FOR
MOST OF LAKE HURON. A GALE WATCH IS IN EFFECT LATE SUNDAY
AFTERNOON THROUGH SUNDAY NIGHT.
LCZ460-180400-
LAKE ST CLAIR-
353 PM EDT FRI OCT 17 2025
TONIGHT
SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. WAVES 2 FEET
OR LESS.
SATURDAY
SOUTH WINDS 10 TO 15 KNOTS. PARTLY SUNNY. A CHANCE OF
LIGHT SHOWERS EARLY IN THE AFTERNOON. LIGHT SHOWERS LIKELY LATE IN
THE AFTERNOON. WAVES 1 TO 3 FEET.
SATURDAY NIGHT
SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO 15
KNOTS AFTER MIDNIGHT. SHOWERS. A CHANCE OF THUNDERSTORMS IN THE LATE
EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET.
SUNDAY
SOUTH WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS BECOMING
SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS EARLY IN THE
AFTERNOON. SHOWERS. WAVES 1 TO 3 FEET. A SMALL CRAFT ADVISORY MAY BE
NEEDED.
SUNDAY NIGHT
WEST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS UNTIL
EARLY MORNING. SHOWERS EARLY IN THE EVENING...THEN PARTLY CLOUDY
WITH A CHANCE OF LIGHT SHOWERS IN THE LATE EVENING AND EARLY
MORNING. MOSTLY CLEAR AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
MONDAY
WEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO 15 KNOTS IN
THE AFTERNOON...THEN BECOMING SOUTH 20 TO 25 KNOTS IN THE EVENING.
SUNNY...THEN MOSTLY CLEAR WITH A CHANCE OF LIGHT SHOWERS IN THE
EVENING. WAVES 1 TO 3 FEET.
TUESDAY
WEST WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES.
PARTLY CLOUDY. LIGHT SHOWERS LIKELY. WAVES 2 TO 4 FEET. A GALE
WARNING MAY BE NEEDED.
WEDNESDAY
WEST WINDS TO 30 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS. WAVES 2 TO 4 FEET.
KDK
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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