Great Lakes Forecast
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000
FZUS63 KDTX 180257
GLFSC

LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
957 PM EST FRI FEB 17 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...LOW PRESSURE...29.10 INCHES...WILL CONTINUE TO PUSH EAST
FROM MANITOBA INTO ONTARIO TONIGHT....WEAKENING TO 29.30 INCHES
BY SATURDAY. HIGH PRESSURE...29.80 INCHES...WILL ENTER THE GREAT
LAKES REGION SATURDAY...AND WILL GRADUALLY STRENGTHEN AND TAKE
HOLD THROUGH MONDAY. THE NEXT SYSTEM IS EXPECTED TO INFLUENCE THE
REGION BY TUESDAY AS LOW PRESSURE...29.70 INCHES...MOVES NORTHEAST
ACROSS LAKE SUPERIOR.

LCZ460-180915-
LAKE ST CLAIR-
957 PM EST FRI FEB 17 2017

.REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST
10 TO 15 KNOTS EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KNOTS UNTIL EARLY MORNING...
BECOMING LIGHT AND VARIABLE. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. MOSTLY SUNNY. WAVES NEARLY CALM.
.SUNDAY NIGHT...LIGHT AND VARIABLE WINDS. MOSTLY CLEAR. WAVES NEARLY
CALM.
.MONDAY...EAST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY...BECOMING PARTLY
SUNNY LATE IN THE MORNING...BECOMING MOSTLY SUNNY...BECOMING PARTLY
CLOUDY IN THE EVENING. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. MOSTLY CLOUDY WITH RAIN
LIKELY AND A CHANCE OF SNOW. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

BT

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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