821
FZUS63 KDTX 120845
GLFSC
LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
345 AM EST MON JAN 12 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
MILD AND BREEZY TODAY AFTER LIGHT MORNING SNOW TAPERS
OFF OVER NORTHERN LAKE HURON. THE NEXT LOW PRESSURE SYSTEM, 29.20
INCHES, MOVES IN TUESDAY MORNING WITH SOUTHERLY WINDS AND RAIN.
THE LOW SLOWLY PIVOTS THROUGH THE REGION TUESDAY NIGHT INTO
WEDNESDAY, EVENTUALLY FORCING A COLD FRONTAL PASSAGE. THIS LEADS
TO A CHANGEOVER TO SNOW WITH THE POSSIBILITY FOR A PERIOD OF
POST-FRONTAL GALES LATE WEDNESDAY.
LCZ460-121645-
LAKE ST CLAIR-
345 AM EST MON JAN 12 2026
TODAY
SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO 15
KNOTS LATE IN THE AFTERNOON. PARTLY SUNNY UNTIL LATE AFTERNOON THEN
CLEARING. WAVES 1 TO 3 FEET.
TONIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES 2
FEET OR LESS.
TUESDAY
SOUTHWEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A CHANCE
OF LIGHT RAIN EARLY IN THE AFTERNOON. WAVES 1 TO 3 FEET.
TUESDAY NIGHT
SOUTHWEST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN .
WAVES 1 TO 3 FEET.
WEDNESDAY
WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO 20
KNOTS IN THE AFTERNOON...THEN BECOMING NORTH 20 TO 25 KNOTS IN THE
EVENING. A CHANCE OF LIGHT RAIN. LIGHT SNOW IN THE AFTERNOON AND
EVENING. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET IN THE
EVENING.
THURSDAY
NORTHWEST WINDS 20 TO 25 KNOTS. PARTLY CLOUDY. LIGHT
SNOW LIKELY. WAVES 2 TO 4 FEET.
FRIDAY
SOUTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE OF
LIGHT SNOW. WAVES 2 FEET OR LESS.
MR
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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