Experimental Modernized Lake St Clair Forecast

NZUS99 KDTX 280306
GLFSCT

Experimental Tabular Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
1106 PM EDT Mon Apr 27 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, 29.30 inches, exits Lake Superior and moves
into central Ontario this morning as its expansive low-level wind
field migrates across the central Great Lakes. Showers and embedded
thunderstorms are expected before the cold front passes through
midday.

LCZ460-280800-
Lake St Clair-
1106 PM EDT Mon Apr 27 2026

...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...

.Overnight...
Weather.............Cloudy, then showers with a chance of
                              thunderstorms after midnight.
Sfc winds...........Southeast to 30 knots.
100-ft winds........Southeast gales to 35 knots.
Sig waves...........2 to 4 feet.
Ocnl waves..........Around 5 feet.
Prob SmCrft/Gst.....73%/98%.
Prob Gale/Gst.......2%/26%.

.TUESDAY...
Weather.............Mostly cloudy with chance of showers and slight
                              chance of thunderstorms, then mostly sunny in
                              the afternoon.
Sfc winds...........South 15 to 20 knots becoming west in the
                              afternoon.
100-ft winds........South 20 to 25 knots becoming west in the
                              afternoon.
Sig waves...........3 to 5 feet subsiding to 2 to 4 feet in the
                              afternoon.
Ocnl waves..........Around 6 feet in the morning.
Prob SmCrft/Gst.....70%/99%.
Prob Gale/Gst.......1%/26%.

.TUESDAY NIGHT...
Weather.............Mostly cloudy.
Sfc winds...........Northwest 10 to 15 knots.
100-ft winds........Northwest 15 to 20 knots.
Sig waves...........1 to 3 feet.
Prob SmCrft/Gst.....45%/57%.

.WEDNESDAY...
Weather.............Mostly cloudy with chance of showers.
Sfc winds...........North 10 to 15 knots.
100-ft winds........North 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....18%/57%.

.WEDNESDAY NIGHT...
Weather.............Mostly cloudy with chance of showers, then
                              partly cloudy after midnight.
Sfc winds...........North 10 to 15 knots.
100-ft winds........North 15 to 20 knots.
Sig waves...........2 to 4 feet.
Prob SmCrft/Gst.....16%/48%.


.FORECAST DAYS 3 THROUGH 5...

.THURSDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
.FRIDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.
.SATURDAY...Northwest winds 10 to 15 knots. Waves 2 to 4 feet.

$$

Occasional waves will only be displayed when values meet or exceed 5 feet.

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