Great Lakes Forecast
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FZUS63 KDTX 122039
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
339 PM EST THU JAN 12 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...SURFACE RIDGING WILL PUSH INTO THE CENTRAL GREAT LAKES
THIS EVENING. THE PRESSURE GRADIENT BETWEEN THE EXITING LOW
AT...29.97 INCHES...AND THE INCOMING ARCTIC HIGH AT...30.82 INCHES
WILL GENERATE INCREASING NORTHWEST TO WEST WIND OVER THE NORTHERN
GREAT LAKES FOR LATE TONIGHT THROUGH EARLY FRIDAY MORNING. THE HIGH
WILL CONTINUE TO BUILD AND PUSH TO THE EAST...BECOMING CENTERED OVER
THE GREAT LAKES REGION THIS WEEKEND.

LHZ361-362-130915-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
339 PM EST THU JAN 12 2017

...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH LATE
TONIGHT...

.TONIGHT...WEST WINDS 20 TO 25 KNOTS INCREASING TO 30 KNOTS BY
LATE EVENING...THEN DECREASING TO 20 TO 25 KNOTS LATE. GUSTS TO
40 KNOT GALES. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND
11 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING WEST 5 TO 10 KNOTS. WAVES 6 TO 9 FEET SUBSIDING TO 1 TO
3 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.FRIDAY NIGHT...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST
BY MIDNIGHT...THEN BECOMING SOUTH 10 TO 15 KNOTS LATE. WAVES
2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET BY MIDNIGHT.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST.
WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHEAST
LATE. A CHANCE OF RAIN LATE. A CHANCE OF SNOW LATE. WAVES 1 TO
3 FEET.
.TUESDAY...EAST WINDS 10 TO 15 KNOTS VEERING TO THE SOUTH BY LATE
EVENING. A CHANCE OF SNOW. A CHANCE OF RAIN. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET LATE.


$$

LHZ363-130915-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
339 PM EST THU JAN 12 2017

.TONIGHT...WEST WINDS 15 TO 20 KNOTS INCREASING TO 20 TO 25 KNOTS
BY LATE EVENING. GUSTS TO 30 KNOTS. WAVES 3 TO 5 FEET BUILDING TO
6 TO 9 FEET BY LATE EVENING. WAVES OCCASIONALLY AROUND 12 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
DECREASING TO 5 TO 10 KNOTS. WAVES 5 TO 7 FEET SUBSIDING TO 2 TO
4 FEET LATE. WAVES OCCASIONALLY AROUND 10 FEET.
.FRIDAY NIGHT...LIGHT AND VARIABLE WINDS BECOMING EAST 5 TO
10 KNOTS BY MIDNIGHT...THEN VEERING TO THE SOUTH LATE. WAVES
2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS LATE. WAVES 1 TO 3 FEET.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST.
WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS BY MIDNIGHT. A CHANCE OF SNOW. A CHANCE OF RAIN BY MID
AFTERNOON. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST
15 TO 20 KNOTS BY LATE EVENING. A CHANCE OF SNOW LATE. A CHANCE
OF RAIN. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET LATE.


$$

LHZ462>464-130915-
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-
339 PM EST THU JAN 12 2017

.TONIGHT...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
INCREASING TO 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE
EVENING...THEN BECOMING NORTHWEST 15 TO 20 KNOTS LATE. WAVES 4 TO
6 FEET BUILDING TO 6 TO 9 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 12 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS DECREASING TO 5 TO
10 KNOTS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.FRIDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS VEERING TO THE SOUTH
LATE. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS VEERING TO THE WEST BY MID
AFTERNOON. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...WEST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS BY MIDNIGHT...THEN BECOMING NORTHWEST 5 TO 10 KNOTS
LATE. WAVES 2 FEET OR LESS.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING
LIGHT AND VARIABLE...THEN BECOMING SOUTH 5 TO 10 KNOTS. WAVES
2 FEET OR LESS.
.MONDAY...SOUTHEAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS BY MIDNIGHT. A CHANCE OF SNOW THROUGH MID AFTERNOON. A
CHANCE OF RAIN. SNOW LIKELY LATE. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE SOUTHWEST BY
LATE EVENING. A CHANCE OF SNOW LATE. A CHANCE OF RAIN. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET BY LATE EVENING.


$$

LHZ461-130915-
MAFOR 1222/
HURON NORTH...GALE WARNING IN EFFECT...11620 13640 19650 11730
19750 11720 11710 11700. WAVES 1 TO 3 FEET BUILDING TO 6 TO 9
FEET OVERNIGHT. OCCASIONAL WAVE HEIGHT AROUND 12 FEET TONIGHT.
WAVES 5 TO 7 FEET SUBSIDING TO 1 TO 3 FEET. OCCASIONAL WAVE
HEIGHT AROUND 10 FEET FRIDAY.

HURON SOUTH 11620 12630 11730 12720 12710. WAVES 1 TO 3 FEET
BUILDING TO 5 TO 7 FEET OVERNIGHT. OCCASIONAL WAVE HEIGHT AROUND
10 FEET TONIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET.
OCCASIONAL WAVE HEIGHT AROUND 8 FEET FRIDAY.

$$

DG

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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