Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 240153
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
953 PM EDT TUE MAY 23 2017

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...AN AREA OF LOW PRESSURE...AVERAGING 29.70
INCHES...CURRENTLY OVER THE UPPER MISSISSIPPI VALLEY WILL STRENGTHEN
AS IT MOVES SOUTHEASTWARD INTO THE OHIO VALLEY THROUGH TONIGHT. THIS
LOW...AVERAGING 29.40 INCHES...WILL LINGER OVER THE NORTHERN OHIO
VALLEY ON WEDNESDAY, BEFORE EXITING TO THE EAST.

LCZ460-240815-
LAKE ST CLAIR-
953 PM EDT TUE MAY 23 2017

.TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2
FEET OR LESS.
.WEDNESDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
LATE IN THE AFTERNOON. MOSTLY CLOUDY. SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.WEDNESDAY NIGHT...EAST WINDS 10 TO 15 KNOTS. SHOWERS AND A CHANCE
OF THUNDERSTORMS. WAVES 1 TO 3 FEET.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS BECOMING LIGHT AND VARIABLE.
CLOUDY. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS IN THE
MORNING...THEN A CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. A CHANCE
OF THUNDERSTORMS IN THE EVENING. A CHANCE OF SHOWERS UNTIL EARLY
MORNING. WAVES 2 FEET OR LESS.
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS BECOMING LIGHT AND VARIABLE.
MOSTLY CLOUDY BECOMING PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS.

$$

JVC

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC

GRAPHICAL MARINE FORECASTS ARE AVAILABLE AT WEATHER.GOV/GREATLAKES


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