Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 200136
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
936 PM EDT TUE MAY 19 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...SURFACE HIGH PRESSURE WILL GRADUALLY BUILD INTO THE
WESTERN AND CENTRAL GREAT LAKES THROUGH TOMORROW...STRENGTHENING TO
30.20 INCHES OVER LAKE MICHIGAN. A WEAK COLD FRONT WILL THEN DROP
THROUGH LAKE HURON LATE THURSDAY AND THURSDAY NIGHT.

LHZ361-362-200815-
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-
936 PM EDT TUE MAY 19 2015

.REST OF TONIGHT...NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 10 TO 15 KNOTS OVERNIGHT. WAVES 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET...
SUBSIDING TO 1 TO 3 FEET BY LATE MORNING...THEN BUILDING TO 2 TO
4 FEET LATE.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO
3 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET LATE.
.THURSDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS...BECOMING NORTH
5 TO 10 KNOTS OVERNIGHT. WAVES 3 TO 5 FEET.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE WEST AFTER
MIDNIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ363-200815-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
936 PM EDT TUE MAY 19 2015

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS BY MIDNIGHT...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY...WEST WINDS 5 TO 10 KNOTS...BACKING TO THE SOUTH BY
MID AFTERNOON. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET BY
MID AFTERNOON.
.WEDNESDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT...THEN DIMINISHING TO 10 TO
15 KNOTS LATE. WAVES 3 TO 5 FEET.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS LATE...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS AFTER
MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ462>464-200815-
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-
936 PM EDT TUE MAY 19 2015

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS BY MIDNIGHT. WAVES 4 TO 6 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING LIGHT AND
VARIABLE. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET BY MID
AFTERNOON. WAVES OCCASIONALLY AROUND 8 FEET IN THE MORNING.
.WEDNESDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHWEST LATE. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET LATE.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 1 TO 3 FEET.
.SATURDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO
10 KNOTS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ461-200815-
MAFOR 2003/
HURON NORTH 12730 11720 11710 11610 13510. WAVES 4 TO 6 FEET
WITH MAXIMUM WAVE HEIGHT AROUND 9 FEET OVERNIGHT. WAVES 3 TO 5
FEET SUBSIDING TO 1 TO 3 FEET WITH MAXIMUM WAVE HEIGHT AROUND 7
FEET WEDNESDAY. WAVES 1 TO 3 FEET WEDNESDAY EVENING. 220507.

HURON SOUTH 11720 11730 11720 11710 12700 12400. WAVES 3 TO
5 FEET BUILDING TO 4 TO 6 FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT
AROUND 8 FEET OVERNIGHT. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3
FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET WEDNESDAY. WAVES 2
FEET OR LESS WEDNESDAY EVENING. 210305 210507.

$$

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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