Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 281433
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
933 AM EST WED JAN 28 2015

FOR WATERS BEYOND FIVE NAUTICAL MILES OF 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...HIGH PRESSURE AT 30.30 INCHES WILL BUILD ACROSS THE
GREAT LAKES THROUGH THIS MORNING. THE NEXT BROAD AREA OF LOW
PRESSURE WILL DEVELOP OVER THE MIDWEST WEDNESDAY NIGHT AND MOVE
THROUGH LOWER MICHIGAN AND LAKE HURON THURSDAY. NORTHWEST WIND WILL
INCREASE STRONGLY THURSDAY NIGHT AS THE SYSTEM EXITS INTO CANADA
WITH GALES POSSIBLE THROUGH FRIDAY MORNING.

LHZ361-282130-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
933 AM EST WED JAN 28 2015

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
MORNING...

.REST OF TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST
5 TO 10 KNOTS LATE. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE EVENING. A CHANCE OF SNOW IN THE EVENING...THEN
SNOW LIKELY AFTER MIDNIGHT. SNOW LATE. WAVES 1 TO 3 FEET...
BUILDING TO 6 TO 9 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND
12 FEET.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS BY LATE MORNING...THEN BECOMING NORTHWEST 15 TO 20 KNOTS
WITH GUSTS TO 30 KNOTS BY MID AFTERNOON. SNOW. WAVES 6 TO 9 FEET.
WAVES OCCASIONALLY AROUND 12 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS...DIMINISHING TO
15 TO 20 KNOTS LATE. GUSTS TO 35 KNOT GALES. A CHANCE OF SNOW IN
THE EVENING. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND
12 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST
10 TO 15 KNOTS. WAVES 1 TO 3 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ362-363-282130-
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-
933 AM EST WED JAN 28 2015

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
MORNING...

.REST OF TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST
5 TO 10 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTH 10 TO
15 KNOTS LATE. WAVES 1 TO 3 FEET.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS...BECOMING SOUTHEAST TO
30 KNOTS OVERNIGHT. A CHANCE OF SNOW AFTER MIDNIGHT. SNOW LIKELY
LATE. WAVES 4 TO 6 FEET...BUILDING TO 8 TO 12 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 15 FEET.
.THURSDAY...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST 10 TO 15 KNOTS BY LATE MORNING...THEN BECOMING
NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS BY MID AFTERNOON.
SNOW. WAVES 8 TO 12 FEET...SUBSIDING TO 4 TO 6 FEET BY MID
AFTERNOON. WAVES OCCASIONALLY AROUND 15 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS TO 30 KNOTS...INCREASING TO
35 KNOT GALES BY MIDNIGHT...THEN DIMINISHING TO 30 KNOTS LATE.
GUSTS TO 40 KNOT GALES. A CHANCE OF SNOW. WAVES 8 TO 12 FEET...
BUILDING TO 12 TO 16 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND
20 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 40 KNOT
GALES...BECOMING NORTHWEST 15 TO 20 KNOTS IN THE AFTERNOON...THEN
DIMINISHING TO 10 TO 15 KNOTS IN THE EVENING...BECOMING WEST 5 TO
10 KNOTS AFTER MIDNIGHT. HEAVY FREEZING SPRAY THROUGH LATE
AFTERNOON. WAVES 10 TO 14 FEET...SUBSIDING TO 1 TO 3 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET LATE.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING NORTH 10 TO
15 KNOTS...THEN INCREASING TO 15 TO 20 KNOTS BY LATE EVENING. A
CHANCE OF SNOW. WAVES 1 TO 3 FEET...BUILDING TO 3 TO 5 FEET LATE.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ462>464-282130-
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-
933 AM EST WED JAN 28 2015

...GALE WATCH IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY
MORNING...

.REST OF TODAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST
5 TO 10 KNOTS IN THE AFTERNOON...THEN BACKING TO THE SOUTH LATE.
WAVES 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHEAST 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS OVERNIGHT. A CHANCE OF SNOW AFTER
MIDNIGHT. WAVES 3 TO 5 FEET...BUILDING TO 6 TO 9 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 12 FEET.
.THURSDAY...SOUTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING SOUTH 10 TO 15 KNOTS BY LATE MORNING...THEN
BECOMING WEST 15 TO 20 KNOTS BY MID AFTERNOON. SNOW. WAVES 6 TO
9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
35 KNOT GALES...INCREASING TO 35 KNOT GALES WITH GUSTS TO 45 KNOT
GALES BY MIDNIGHT...THEN DIMINISHING TO 30 KNOTS WITH GUSTS TO
40 KNOT GALES LATE. A CHANCE OF SNOW. WAVES 8 TO 12 FEET...
BUILDING TO 12 TO 16 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND
20 FEET.
.FRIDAY...NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES...BECOMING WEST 5 TO 10 KNOTS. HEAVY FREEZING SPRAY. WAVES
10 TO 14 FEET...SUBSIDING TO 1 TO 3 FEET. WAVES OCCASIONALLY
AROUND 18 FEET.
.SATURDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS...BACKING TO THE SOUTHEAST BY
LATE MORNING...THEN BECOMING NORTHEAST 10 TO 15 KNOTS LATE...
INCREASING TO 15 TO 20 KNOTS BY LATE EVENING. A CHANCE OF SNOW.
WAVES 2 FEET OR LESS...BUILDING TO 2 TO 4 FEET LATE.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ461-282130-
MAFOR 2816/
HURON NORTH 11500 12410 11420 11430 11437 12447. WAVES 2
FEET OR LESS THIS AFTERNOON. WAVES 2 TO 4 FEET BUILDING TO 6 TO 9
FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 12 FEET TONIGHT.
WAVES 8 TO 12 FEET SUBSIDING TO 6 TO 9 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 15 FEET THURSDAY MORNING. 220002.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

HURON SOUTH 11500 11400 11410 11420 11430 11330 11340
11447. A CHANCE OF SNOW TONIGHT. WAVES 2 FEET OR LESS THIS
AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 5 TO 7 FEET OVERNIGHT
WITH MAXIMUM WAVE HEIGHT AROUND 10 FEET TONIGHT. WAVES 6 TO 9
FEET WITH MAXIMUM WAVE HEIGHT AROUND 12 FEET THURSDAY MORNING.
220001.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

SC

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


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