Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 301945
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
345 PM EDT FRI SEP 30 2016

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...LOW PRESSURE...30.0 INCHES...CENTERED OVER THE
KENTUCKY/INDIANA BORDER...WILL GRADUALLY LIFT TOWARD THE AREA OVER
THE WEEKEND. LOW PRESSURE IS NOT EXPECTED TO SIGNIFICANTLY
STRENGTHEN...BUT WILL BRING CONSISTENT RAIN SHOWERS WITH AN ISOLATED
STORM TO THE REGION. THE NEXT CHANCE TO BREAK OUT OF THIS PATTERN
WILL COME MONDAY...AS HIGH PRESSURE...30.10...STARTS TO BUILD BACK
OVER MICHIGAN.

LCZ460-010800-
LAKE ST CLAIR-
345 PM EDT FRI SEP 30 2016

...SMALL CRAFT ADVISORY IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.TONIGHT...EAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. SHOWERS AND A CHANCE OF THUNDERSTORMS THROUGH
MIDNIGHT...THEN LIGHT SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS
LATE. WAVES 1 TO 3 FEET.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS...BECOMING SOUTHEAST 5 TO
10 KNOTS BY LATE MORNING. MOSTLY CLOUDY WITH SHOWERS AND
THUNDERSTORMS LIKELY. A CHANCE OF WATERSPOUTS BY MID AFTERNOON.
WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND THUNDERSTORMS. A CHANCE OF WATERSPOUTS. WAVES
2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS...BECOMING WEST 5 TO 10 KNOTS BY
LATE MORNING. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. A CHANCE OF WATERSPOUTS. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY. WAVES
2 FEET OR LESS.
.MONDAY...NORTH WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
.TUESDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.

$$

DRK

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLESC (ALL LOWER CASE)

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



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