Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 170842
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 AM EST FRI FEB 17 2017

FOR WATERS BEYOND FIVE NAUTICAL MILES OFF SHORE ON LAKE HURON

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 MOVE FROM
SASKATCHEWAN THIS MORNING TO NORTHERN ONTARIO BY SATURDAY
MORNING...WEAKENING TO 29.20 INCHES. THIS WILL LIFT A WARM
FRONT...AVERAGE PRESSURE 29.60 INCHES...ACROSS SOUTHERN MICHIGAN
LATE TODAY AND TONIGHT. THE LOW WILL MOVE TO QUEBEC BY SATURDAY
EVENING BEFORE ENTERING THE CANADIAN MARITIMES ON SUNDAY. HIGH
PRESSURE WILL THEN SLOWLY EXPAND ACROSS THE REGION LAKES REGION
SUNDAY INTO MONDAY.

LHZ361-172115-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
342 AM EST FRI FEB 17 2017

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET IN THE AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE LATE EVENING AND OVERNIGHT. WAVES 3 TO 5 FEET
SUBSIDING TO 2 TO 4 FEET EARLY IN THE MORNING.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 2 TO 4 FEET
BUILDING TO 4 TO 6 FEET IN THE LATE MORNING AND AFTERNOON. WAVES
OCCASIONALLY AROUND 8 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
LATE IN THE AFTERNOON, THEN BECOMING LIGHT AND VARIABLE LATE IN
THE EVENING. WAVES 1 TO 3 FEET.
.MONDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS. A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND EARLY
MORNING.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS UNTIL EARLY MORNING. A CHANCE OF RAIN AND SNOW EARLY IN
THE MORNING, THEN RAIN UNTIL LATE AFTERNOON. A CHANCE OF RAIN
EARLY IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
IN THE LATE EVENING AND EARLY MORNING.


$$

LHZ362-363-172115-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
342 AM EST FRI FEB 17 2017

.TODAY...SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET IN THE LATE MORNING AND AFTERNOON.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST
5 TO 10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN
INCREASING TO 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 4 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 8 FEET.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS LATE IN THE AFTERNOON, THEN BECOMING LIGHT AND VARIABLE
LATE IN THE EVENING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
LATE IN THE AFTERNOON.
.MONDAY...EAST WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
EVENING AND EARLY MORNING.
.TUESDAY...SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS EARLY IN THE EVENING, THEN BECOMING SOUTHWEST 5 TO
10 KNOTS IN THE LATE EVENING AND EARLY MORNING. RAIN. WAVES 3 TO
5 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ462>464-172115-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
342 AM EST FRI FEB 17 2017

.TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET IN THE LATE MORNING AND AFTERNOON.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS EARLY IN THE AFTERNOON. WAVES 2 TO 4 FEET.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS BECOMING LIGHT AND VARIABLE.
WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS BECOMING EAST 5 TO 10 KNOTS
UNTIL EARLY EVENING, THEN BECOMING SOUTHEAST 10 TO 15 KNOTS IN
THE LATE EVENING AND EARLY MORNING. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN IN THE
MORNING. RAIN LIKELY IN THE AFTERNOON AND EVENING, THEN A CHANCE
OF RAIN IN THE LATE EVENING AND EARLY MORNING. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND EARLY MORNING.


$$

LHZ461-172115-
MAFOR 1710/
HURON NORTH 13410 13420 12410. WAVES 1 TO 3 FEET BUILDING TO 2
TO 4 FEET TODAY. WAVES 3 TO 5 FEET TONIGHT. 220103.

HURON SOUTH 13410 13420 12410. WAVES 1 TO 3 FEET BUILDING TO 2
TO 4 FEET TODAY. WAVES 2 TO 4 FEET TONIGHT. 220103.

$$

SC

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

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


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