Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 241507 RRA
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1003 AM EST FRI FEB 24 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...A LOW PRESSURE SYSTEM...29.40 INCHES...OVER MISSOURI
WILL LIFT NORTHEAST TO LOWER MICHIGAN BY THIS EVENING. IT WILL
CONTINUE NORTHEAST CROSSING LAKE HURON TONIGHT INTO SATURDAY
MORNING. LOW PRESSURE WILL LINGER THROUGH SATURDAY BEFORE THE
NORTHERN EXTENT OF AN AREA OF HIGH PRESSURE...30.00
INCHES...DRIFTS ACROSS THE REGION.

LCZ460-242100-
LAKE ST CLAIR-
1003 AM EST FRI FEB 24 2017

.REST OF TODAY...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON. CLOUDY. WIDESPREAD FOG LATE IN THE
MORNING. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE
AFTERNOON. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS. SHOWERS AND THUNDERSTORMS
UNTIL EARLY MORNING, THEN SHOWERS LIKELY EARLY IN THE MORNING. WAVES
2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING WEST 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS LATE IN THE
AFTERNOON. MOSTLY CLOUDY. A CHANCE OF LIGHT RAIN IN THE MORNING. A
CHANCE OF LIGHT SNOW IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3
FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
.SATURDAY NIGHT...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
DIMINISHING TO 10 TO 15 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY IN
THE EVENING...BECOMING PARTLY CLOUDY. WAVES 1 TO 3 FEET.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 15 TO
20 KNOTS IN THE AFTERNOON, THEN...DIMINISHING TO 10 TO 15 KNOTS IN
THE EVENING. PARTLY CLOUDY. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS. RAIN AND A CHANCE OF SNOW.
WAVES 2 FEET OR LESS.

$$

MR

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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