Great Lakes Forecast
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000
FZUS63 KDTX 180843
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 AM EST WED JAN 18 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...29.80 INCHES...WILL WEAKEN OVER UPSTATE
NEW YORK TODAY. HIGH PRESSURE...30.20 INCHES...WILL MOVE FROM
MISSOURI ACROSS THE OHIO VALLEY TODAY. THE HIGH WILL THEN BUILD
ACROSS THE CENTRAL APPALACHIANS AND EASTERN GREAT LAKES ON THURSDAY.
A WEAK SURFACE TROUGH IS FORECAST TO MOVE FROM THE OHIO VALLEY INTO
THE SOUTHERN GREAT LAKES ON FRIDAY.

LHZ361-182115-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
343 AM EST WED JAN 18 2017

.TODAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST. WAVES
1 TO 3 FEET.
.TONIGHT...WEST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
BY LATE EVENING...THEN DECREASING TO 5 TO 10 KNOTS LATE. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET BY LATE EVENING...THEN
SUBSIDING TO 1 TO 3 FEET LATE.
.THURSDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...EAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
AFTER MIDNIGHT. A CHANCE OF RAIN MAINLY BEFORE MIDNIGHT. WAVES
1 TO 3 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS LATE. A CHANCE OF RAIN LATE. A CHANCE OF SNOW BY
MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN AND SNOW
LATE. A CHANCE OF RAIN. A CHANCE OF SNOW MAINLY BEFORE MIDNIGHT.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET LATE.


$$

LHZ362-363-182115-
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-
343 AM EST WED JAN 18 2017

.TODAY...WEST WINDS 5 TO 10 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS BY AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
LATE.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS DECREASING TO 5 TO
10 KNOTS OVERNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET
LATE. WAVES OCCASIONALLY AROUND 8 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST.
WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...EAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
IN THE AFTERNOON...THEN INCREASING TO 10 TO 15 KNOTS IN THE
EVENING BECOMING SOUTHEAST 5 TO 10 KNOTS AFTER MIDNIGHT. A CHANCE
OF RAIN IN THE AFTERNOON. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS BY MIDNIGHT. A CHANCE OF RAIN. A CHANCE OF SNOW BY
MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
BY LATE EVENING. A CHANCE OF SNOW LATE. A CHANCE OF RAIN. A
CHANCE OF SNOW BY LATE EVENING. WAVES 1 TO 3 FEET BUILDING TO
4 TO 6 FEET LATE. WAVES OCCASIONALLY AROUND 8 FEET.


$$

LHZ462>464-182115-
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-
343 AM EST WED JAN 18 2017

.TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS. PATCHY FOG IN THE
MORNING. WAVES 1 TO 3 FEET.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS LATE. WAVES 3 TO 5 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTH BY
MID AFTERNOON. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS BACKING TO THE
SOUTHEAST LATE. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHEAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS. A CHANCE OF RAIN IN THE AFTERNOON. WAVES 2 FEET OR
LESS.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF. A CHANCE
OF RAIN. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS LATE. A CHANCE OF RAIN LATE. A CHANCE OF RAIN MAINLY
BEFORE MIDNIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET
LATE.

WAVE HEIGHTS ARE FOR ICE FREE AREASS.

$$

LHZ461-182115-
MAFOR 1810/
HURON NORTH 11700 11600 11500 12510 13610. WAVES 1 TO 3 FEET
TODAY. WAVES 2 TO 4 FEET TONIGHT. 220102.

HURON SOUTH 11700 11710 11600 11510 11520 11530 12620.
WAVES 2 FEET OR LESS TODAY. WAVES 3 TO 5 FEET TONIGHT. 220102.

$$

SF

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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