Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 040744
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 AM EDT MON MAY 4 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...A COLD FRONT WILL MOVE THROUGH THE CENTRAL GREAT LAKES
TODAY.  HIGH PRESSURE OF 30.30 INCHES WILL THEN BUILD INTO THE
NORTHERN GREAT LAKES TONIGHT...HOLDING IN PLACE TUESDAY AND
WEDNESDAY.

&&

LCZ460-042015-
LAKE ST CLAIR-
344 AM EDT MON MAY 4 2015

.TODAY...SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY. SHOWERS AND
THUNDERSTORMS LIKELY EARLY...THEN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS BY LATE MORNING. WAVES 2 FEET OR LESS.
.TONIGHT...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTH BY
MIDNIGHT. CLOUDY. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH
MIDNIGHT...THEN LIGHT SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH LIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...
BECOMING LIGHT AND VARIABLE OVERNIGHT. MOSTLY CLOUDY WITH A CHANCE
OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY...BECOMING
PARTLY SUNNY BY LATE MORNING...BECOMING MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.

$$

MR

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



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