860
FZUS63 KDTX 190712
GLFSC
LAKE ST CLAIR FORECAST
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
312 AM EDT TUE MAR 19 2019
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
HIGH PRESSURE AVERAGING 30.50 INCHES WILL REMAIN
FIXATED ACROSS THE OHIO VALLEY THROUGH THIS EVENING. THIS HIGH
WILL DRIFT TO THE EAST TONIGHT AS THE NEXT LOW PRESSURE SYSTEM
DIVES SOUTHEAST FROM WESTERN ONTARIO INTO THE NORTHERN GREAT
LAKES. THIS LOW, AVERAGING 29.80 INCHES, WILL CONTINUE INTO
NORTHERN LAKE HURON WEDNESDAY AND WEDNESDAY NIGHT. THIS SYSTEM
WILL DRAG A COLD FRONT ACROSS LOWER MICHIGAN, BRINGING A PERIOD
OF GUSTY SOUTHWEST WINDS DURING THIS TIME.
LCZ460-192000-
LAKE ST CLAIR-
312 AM EDT TUE MAR 19 2019
TODAY
SOUTHWEST WINDS 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET
OR LESS.
TONIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES 2
FEET OR LESS.
WEDNESDAY
SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO 15
KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY SUNNY UNTIL LATE
AFTERNOON...THEN LIGHT RAIN LATE IN THE AFTERNOON. WAVES 2 FEET OR
LESS.
WEDNESDAY NIGHT
SOUTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO 10
KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING LIGHT
AND VARIABLE EARLY IN THE MORNING. LIGHT RAIN EARLY IN THE
EVENING...THEN LIGHT RAIN LIKELY IN THE LATE EVENING AND EARLY
MORNING. A CHANCE OF LIGHT RAIN EARLY IN THE MORNING. WAVES 2 FEET
OR LESS.
THURSDAY
WEST WINDS 5 TO 10 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF
LIGHT RAIN EARLY IN THE MORNING...THEN PARTLY CLOUDY. WAVES 2 FEET
OR LESS.
FRIDAY
NORTH WINDS 15 TO 20 KNOTS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
SATURDAY
WEST WINDS 10 TO 15 KNOTS. CLEAR. WAVES 2 FEET OR LESS.
WAVE HEIGHTS ARE FOR ICE FREE AREAS.
IRL
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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