Great Lakes Forecast
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FZUS63 KDTX 041344
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
944 AM EDT Tue Aug 4 2020

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...Low pressure, 29.90 inches will weaken over the
eastern Great Lakes today while Isaias lifts up the east coast.
High pressure, 30.10 inches, will expand across the western Great
Lakes tonight. This high will expand across the southern and
eastern lakes region through the end of the week.

LCZ460-042015-
Lake St Clair-
944 AM EDT Tue Aug 4 2020

.REST OF TODAY...North winds 10 to 15 knots becoming northwest 15 to
20 knots late in the afternoon. Mostly cloudy with a chance of
showers. A chance of waterspouts. Waves 2 feet or less.
.TONIGHT...North winds 15 to 20 knots becoming northwest 10 to 15
knots in the late evening and early morning...then becoming west 5
to 10 knots early in the morning. Partly cloudy. A chance of showers
in the evening. A chance of waterspouts in the evening. Waves 2 feet
or less.
.WEDNESDAY...West winds 5 to 10 knots. Partly sunny. Waves 2 feet or
less.
.WEDNESDAY NIGHT...Light and variable winds becoming west 5 to 10
knots in the late evening and overnight. Mostly clear. Waves 2 feet
or less.
.THURSDAY...North winds 5 to 10 knots in the morning becoming light
and variable...then becoming southeast 5 to 10 knots in the evening.
Mostly clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.SATURDAY...South winds 5 to 10 knots. Clear. Waves 2 feet or less.

$$

TF

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

Graphical marine forecasts are available at weather.gov/greatlakes


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