National Weather Service Marine Forecast FZUS63 KDTX

FZUS63 KDTX 042016
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
316 PM EST Wed Mar 4 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
A ridge of high pressure dominates the Great Lakes through Wednesday while a frontal boundary remains stalled in the Ohio Valley. This front will be the focus for a weak low pressure system to track into the southern Great Lakes on Thursday. A stronger low then moves into the western Great Lakes late Friday, with a cold front passing through on Saturday.

LCZ460-050430
Lake St Clair
316 PM EST Wed Mar 4 2026

TONIGHT
East winds 5 to 10 knots. Partly cloudy this evening becoming cloudy. Areas of fog in the late evening and overnight. A chance of light rain after midnight.

THURSDAY
Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Areas of fog in the morning. A chance of light rain in the morning...then rain in the afternoon.

THURSDAY NIGHT
Northeast winds 5 to 10 knots. Cloudy. A chance of light rain .

FRIDAY
Southeast winds 5 to 10 knots. Mostly cloudy.

FRIDAY NIGHT
South winds 10 to 15 knots increasing to 15 to 20 knots in the late evening and overnight. Mostly cloudy with a chance of light rain.

SATURDAY
Southwest winds 15 to 20 knots becoming northwest 10 to 15 knots in the evening. Becoming partly cloudy in the evening. Light rain.

SUNDAY
Southwest winds 15 to 20 knots. Mostly clear.

MONDAY
Southwest winds 15 to 20 knots. Mostly clear.

Waves omitted due to ice coverage.

KDK

Experimental modernized open lake forecast is available online at weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes