Great Lakes Forecast
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FZUS63 KDTX 200158 AAA
GLFSC

Lake St Clair Forecast...UPDATED
National Weather Service Detroit/Pontiac MI
957 PM EDT WED JUL 19 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 cold front pushing southward through the
region will reach western Lake Erie tonight. It will then stall and
waver between western Lake Erie and the south end of Lake Huron
Thursday through Friday while weak high pressure, 30.00
inches, develops over the northern Great Lakes. Winds will be light
with little impact on waves outside of thunderstorms.

LCZ460-200800-
Lake St Clair-
957 PM EDT WED JUL 19 2017

.REST OF TONIGHT...Northeast winds 10 to 15 knots becoming east 5 to
10 knots after midnight...then becoming light and variable early in
the morning. Mostly clear. Waves 2 feet or less.
.THURSDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
late in the morning...then becoming southwest 15 to 20 knots early
in the afternoon becoming west 10 to 15 knots late in the afternoon.
Partly sunny. A chance of showers and thunderstorms in the late
morning and early afternoon. Waves 2 feet or less.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late evening and overnight. Partly cloudy. Waves 2
feet or less.
.FRIDAY...North winds 5 to 10 knots early in the morning becoming
light and variable. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...Light and variable winds becoming southeast 5 to 10
knots in the late evening and overnight. Partly cloudy with a chance
of light showers in the evening...then mostly cloudy with light
showers likely after midnight. Waves 2 feet or less.
.SATURDAY...Southeast winds 10 to 15 knots becoming southwest 5 to
10 knots in the afternoon...then backing to the east in the evening.
Mostly cloudy. Showers likely and a chance of thunderstorms. Waves 2
feet or less.
.SUNDAY...West winds 5 to 10 knots. Partly cloudy. Light showers
likely and a chance of thunderstorms. Waves 2 feet or less.
.MONDAY...North winds 10 to 15 knots. Partly cloudy. 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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