Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 250155
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
955 PM EDT SUN AUG 24 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...30.20 INCHES...WILL SHIFT FROM THE
EASTERN GREAT LAKES TO THE MID ATLANTIC THROUGH MONDAY. MEANWHILE...
LOW PRESSURE...29.60 INCHES...WILL TRACK FROM THE NORTHERN PLAINS TO
NORTHERN ONTARIO TONIGHT AND MONDAY. THIS SYSTEM WILL DRAG A SLOW
MOVING COLD FRONT ACROSS THE GREAT LAKES MONDAY NIGHT INTO WEDNESDAY
AS IT TRACKS INTO EASTERN CANADA.

LCZ460-250815-
LAKE ST CLAIR-
955 PM EDT SUN AUG 24 2014

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. AREAS OF FOG AFTER
MIDNIGHT. WAVES AROUND 1 FOOT.
.MONDAY...SOUTHEAST WIND 5 TO 10 KNOTS. AREAS OF FOG EARLY. WAVES
AROUND 1 FOOT.
.MONDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2
FEET OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY SUNNY WITH A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY MIDNIGHT...THEN VEERING TO THE NORTHWEST LATE. PARTLY
CLOUDY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR
LESS.
.WEDNESDAY...NORTH WINDS 5 TO 10 KNOTS...VEERING TO THE EAST THROUGH
MIDNIGHT. PARTLY SUNNY WITH A CHANCE OF SHOWERS AND THUNDERSTORMS...
THEN PARTLY CLOUDY THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF LIGHT SHOWERS.
PARTLY CLOUDY. WAVES 2 FEET OR LESS.

$$

BT

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







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