Great Lakes Forecast
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FZUS63 KDTX 251337
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
937 AM EDT Sat Jul 25 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...Light winds organize out of the southwest between high
pressure and the next low over the Plains. Thunderstorm chances
increase Sunday and Monday ahead of the next low and its
attendant cold front Monday night into Tuesday.

LCZ460-252145-
Lake St Clair-
937 AM EDT Sat Jul 25 2026

.REST OF TODAY...Light and variable winds becoming southeast 5 to 10
knots in the afternoon. Sunny late in the morning becoming mostly
sunny. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots veering to the west early in
the morning. Mostly clear. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots backing to the south early
in the afternoon. Partly sunny. A chance of showers and
thunderstorms early in the afternoon. Waves 2 feet or less.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots. Partly cloudy with a
chance of showers and thunderstorms. Waves 2 feet or less.
.MONDAY...Southwest winds 5 to 10 knots increasing to 10 to 15 knots
in the afternoon and evening. Partly sunny with a chance of showers
and thunderstorms in the morning...then showers with thunderstorms
likely in the afternoon and evening. Waves 2 feet or less.
.TUESDAY...North winds 15 to 20 knots. Mostly clear. Showers and
thunderstorms likely. Waves 1 to 3 feet.
.WEDNESDAY...North winds 10 to 15 knots. Mostly clear. Waves 1 to 3
feet.

$$

SS

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

Graphical marine forecasts are available at weather.gov/greatlakes