Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 291352
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
952 AM EDT WED OCT 29 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...A RIDGE OF HIGH PRESSURE...30.10 INCHES...WILL BUILD
INTO THE CENTRAL GREAT LAKES LATE TODAY AND TONIGHT BEHIND A WEAK
COLD FRONT. LOW PRESSURE OF 29.90 INCHES WILL TRACK ACROSS SOUTHERN
LAKE HURON FRIDAY MORNING...DRAGGING AN ARCTIC FRONT THROUGH THE
REGION. NORTHERLY GALES APPEAR LIKELY FRIDAY AFTERNOON INTO FRIDAY
NIGHT OVER MUCH OF LAKE HURON.

LCZ460-292015-
LAKE ST CLAIR-
952 AM EDT WED OCT 29 2014

.REST OF TODAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF LIGHT
SHOWERS BY LATE MORNING. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY EARLY IN THE EVENING...
BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...
BECOMING LIGHT AND VARIABLE. MOSTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY MIDNIGHT. CLOUDY WITH A CHANCE OF LIGHT SHOWERS. WAVES
2 FEET OR LESS.
.FRIDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTH 20 TO 25 KNOTS BY
MID AFTERNOON. LIGHT SHOWERS. LIGHT SNOW SHOWERS LIKELY LATE... THEN
LIGHT SHOWERS LIKELY AND A CHANCE OF LIGHT SNOW SHOWERS THROUGH
MIDNIGHT. WAVES 2 FEET OR LESS. A SMALL CRAFT ADVISORY MAY BE NEEDED.
.SATURDAY...NORTH WINDS 20 TO 25 KNOTS. LIGHT SHOWERS LIKELY AND A
CHANCE OF LIGHT SNOW SHOWERS. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

HLO

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



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