Great Lakes Forecast
Issued by NWS

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126
FZUS63 KDTX 281341
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
941 AM EDT Tue Jul 28 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 low pressure system pulls a cold front across the
region through Tuesday morning. The low then stalls near the
eastern Great Lakes while high pressure builds into the western
Great Lakes Tuesday into Thursday. This maintains a period of
moderate northerly flow through midweek.

LCZ460-282145-
Lake St Clair-
941 AM EDT Tue Jul 28 2026

.REST OF TODAY...North winds 10 to 15 knots increasing to 15 to 20
knots in the afternoon. Partly sunny. Waves 1 to 3 feet.
.TONIGHT...North winds 15 to 20 knots diminishing to 10 to 15 knots
after midnight. Mostly clear. Waves 1 to 3 feet.
.WEDNESDAY...North winds 15 to 20 knots. Sunny. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Clear. Waves 1 to 3
feet.
.THURSDAY...North winds 10 to 15 knots becoming northeast 5 to 10
knots in the evening. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Partly cloudy. Waves 2 feet
or less.
.SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A chance
of showers and thunderstorms. Waves 2 feet or less.

$$

SS

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

Graphical marine forecasts are available at weather.gov/greatlakes