Great Lakes Forecast
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FZUS63 KDTX 161944 RRA
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
343 PM EDT WED AUG 16 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...High pressure, 30.10 inches, will continue to push off
towards upstate New York this evening. Low pressure over the
central US will deepen to 29.60 inches as it lifts into southern
Minnesota tonight. This low will then move to Upper Michigan by
Thursday night, deepening to 29.50 inches. The low will force a warm
front across Lower Michigan on Thursday, then into Lake Huron
Thursday night. The low will slowly exit to the northeast of Lake
Huron on Friday, with high pressure expected to expand across the
southern Great Lakes on Saturday.

LCZ460-170800-
Lake St Clair-
343 PM EDT WED AUG 16 2017

.TONIGHT...East winds 5 to 10 knots. Partly cloudy until early
morning becoming mostly cloudy. Waves 2 feet or less.
.THURSDAY...Southeast winds 10 to 15 knots. Mostly cloudy. A chance
of showers and thunderstorms in the morning...then showers and
thunderstorms likely in the afternoon. Waves 2 feet or less.
.THURSDAY NIGHT...Southwest winds 10 to 15 knots. Mostly cloudy with
showers and thunderstorms likely until early morning...then partly
cloudy early in the morning. Waves 2 feet or less.
.FRIDAY...West winds 10 to 15 knots. Partly sunny. Waves 2 feet or
less.
.FRIDAY NIGHT...West winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. Partly cloudy. Waves 2 feet or less.
.SATURDAY...Northwest winds 5 to 10 knots. Partly sunny until late
afternoon...then partly cloudy with a chance of showers and
thunderstorms early in the evening. Partly cloudy late in the
evening. Waves 2 feet or less.
.SUNDAY...Southwest winds 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.MONDAY...South winds 5 to 10 knots. Mostly clear. Waves 2 feet or
less.

$$

MR

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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