Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190151
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
947 PM EDT SAT OCT 18 2014

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 OF 30.20 INCHES CURRENTLY DRAPED ACROSS
THE UPPER MISSISSIPPI RIVER VALLEY WILL ADVANCE EAST...TRACKING
THROUGH THE CENTRAL GREAT LAKES TOMORROW. ANOTHER COLD FRONT AND LOW
PRESSURE SYSTEM...29.80 INCHES...WILL TRACK THROUGH THE AREA LATE
MONDAY.

LCZ460-190800-
LAKE ST CLAIR-
947 PM EDT SAT OCT 18 2014

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY...
BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET OR
LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT
SHOWERS BY MIDNIGHT. PARTLY CLOUDY EARLY IN THE EVENING...BECOMING
CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS LATE. CLOUDY WITH LIGHT SHOWERS LIKELY. WAVES 2 FEET OR
LESS.
.MONDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST 10 TO
15 KNOTS OVERNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH A CHANCE
OF LIGHT SHOWERS...THEN PARTLY CLOUDY THROUGH MIDNIGHT. WAVES 2 FEET
OR LESS.
.WEDNESDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.

$$

DT

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





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