Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 261943
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 PM EDT SUN APR 26 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 EXPAND ACROSS THE
UPPER MISSISSIPPI VALLEY AND WESTERN GREAT LAKES TONIGHT AND MONDAY
FROM CANADA. THIS HIGH WILL THEN BUILD EAST INTO LOWER MICHIGAN ON
TUESDAY BEFORE WEAKENING DURING THE MIDDLE OF THE WEEK.

LCZ460-270815-
LAKE ST CLAIR-
343 PM EDT SUN APR 26 2015

.TONIGHT...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST.
PARTLY CLOUDY THROUGH MIDNIGHT...THEN MOSTLY CLOUDY WITH A CHANCE
OF LIGHT SHOWERS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...NORTH WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS EARLY. WAVES 2 FEET OR LESS.
.MONDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY THROUGH
MIDNIGHT...BECOMING PARTLY CLOUDY OVERNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET OR
LESS.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS
LATE. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTH WINDS 5 TO 10 KNOTS. MOSTLY SUNNY...BECOMING
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
.FRIDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.

$$

RBP

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


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