National Weather Service Marine Forecast FZUS63 KDTX

FZUS63 KDTX 140756
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
356 AM EDT Tue Jul 14 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
High pressure, 30.20 inches, will hold over Iowa through tomorrow. A mainly dry cold front will drop south through the Central Great Lakes Tuesday night and Wednesday. Weak high pressure follows for Thursday.

LCZ460-141600
Lake St Clair
356 AM EDT Tue Jul 14 2026

TODAY
Southwest winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less.

TONIGHT
Southwest winds 5 to 10 knots becoming west 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less.

WEDNESDAY
Northwest winds 5 to 10 knots early in the morning becoming light and variable...then becoming northeast 5 to 10 knots early in the afternoon. Mostly sunny. Waves 2 feet or less.

WEDNESDAY NIGHT
Northeast winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less.

THURSDAY
North winds 5 to 10 knots. Mostly clear. Waves 2 feet or less.

FRIDAY
East winds 5 to 10 knots. Mostly clear. Waves 2 feet or less.

SATURDAY
West winds 10 to 15 knots. Partly cloudy. Showers likely and a chance of thunderstorms. Waves 2 feet or less.

CB

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

Graphical marine forecasts are available at weather.gov/greatlakes