Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 281944
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 PM EDT FRI AUG 28 2015

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...30.20 INCHES...WILL WEAKEN AS IT MOVES
EAST TO THE MID ATLANTIC TONIGHT. LOW PRESSURE OVER THE CENTRAL
PLAINS TODAY WILL WEAKEN CONSIDERABLY AS IT TRACK TOWARD THE WESTERN
GREAT LAKES ON SATURDAY. IT WILL ACTUALLY COMPLETELY DIMINISH BY
SATURDAY NIGHT...LEAVING WEAK HIGH PRESSURE OF 30.00 INCHES OVER THE
EASTERN GREAT LAKES THROUGH THE WEEKEND. HIGH PRESSURE WILL PERSIST
OVER THE REGION THROUGH NEXT WEEK.

LCZ460-290815-
LAKE ST CLAIR-
344 PM EDT FRI AUG 28 2015

.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS...BECOMING LIGHT AND
VARIABLE OVERNIGHT. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SATURDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO 10 KNOTS
BY MID AFTERNOON. MOSTLY CLOUDY. A CHANCE OF SHOWERS BY LATE
MORNING. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF LIGHT SHOWERS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS. PARTLY SUNNY WITH A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY WITH A
CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.

$$

CB/SC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE ONLINE AT
WEATHER.GOV/GREATLAKES (ALL LOWER CASE)


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