Great Lakes Forecast
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FZUS63 KDTX 211352
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
952 AM EDT Mon Aug 21 2017

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 weak front will stall over central Lake Huron today as
low pressure develops over the Midwest at 29.80 inches. The low will
deepen to 29.50 inches as it reaches the Straits by Tuesday morning
before pulling a strong cold front through Lake Huron and Lower
Michigan during the day. Strong northwest wind will follow the front
Tuesday night before high pressure arrives in the western Great
Lakes Wednesday. This high will then drift across the area through
the second half of the week.

LCZ460-212015-
Lake St Clair-
952 AM EDT Mon Aug 21 2017

.REST OF TODAY...South winds 5 to 10 knots. Partly sunny. A chance
of showers and thunderstorms late in the afternoon. Waves 2 feet or
less.
.TONIGHT...South winds 5 to 10 knots becoming southwest 10 to 15
knots early in the morning. Partly cloudy this evening becoming
mostly cloudy. A chance of showers and thunderstorms. Waves 2 feet
or less.
.TUESDAY...West winds 10 to 15 knots. Mostly cloudy with showers and
thunderstorms likely. Waves 2 feet or less.
.TUESDAY NIGHT...Northwest winds 10 to 15 knots diminishing to 5 to
10 knots early in the morning. Mostly clear. Showers and
thunderstorms likely early in the evening. Waves 2 feet or less.
.WEDNESDAY...Northwest winds 5 to 10 knots. Sunny becoming mostly
sunny early in the afternoon becoming partly cloudy. Waves 2 feet or
less.
.THURSDAY...Northeast winds 5 to 10 knots. Mostly clear. Waves 2
feet or less.
.FRIDAY...Northeast winds 5 to 10 knots. Clear. Waves 2 feet or
less.

$$

DRC

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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