Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 020145
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
945 PM EDT SAT AUG 1 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...A WEAK TROUGH...29.80 INCHES...WILL TRACK ACROSS THE
CENTRAL GREAT LAKES THIS EVENING. A MUCH STRONGER TROUGH WILL DEEPEN
TO 29.60 INCHES AS IT DROPS THROUGH THE REGION SUNDAY AND SUNDAY
NIGHT...PULLING A COLD FRONT ACROSS THE AREA AND TRIGGERING
WIDESPREAD SHOWERS AND THUNDERSTORMS.

LHZ361-020815-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
945 PM EDT SAT AUG 1 2015

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY LATE MORNING. SHOWERS AND THUNDERSTORMS LIKELY. WAVES
1 TO 3 FEET.
.SUNDAY NIGHT...EAST WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST
10 TO 15 KNOTS AFTER MIDNIGHT...THEN BACKING TO THE NORTHWEST
LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.
WAVES 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET...
BUILDING TO 2 TO 4 FEET LATE.
.MONDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET LATE.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. WAVES 2 FEET OR LESS.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS EARLY...BECOMING LIGHT
AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS BY MIDNIGHT.
WAVES 2 FEET OR LESS.


$$

LHZ362-363-020815-
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-
945 PM EDT SAT AUG 1 2015

.REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST
15 TO 20 KNOTS OVERNIGHT. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET LATE.
.SUNDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY LATE MORNING. A CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY...THEN SHOWERS AND THUNDERSTORMS LIKELY BY LATE MORNING.
WAVES 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT...THEN BECOMING WEST 10 TO 15 KNOTS
LATE. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MIDNIGHT...THEN A
CHANCE OF SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 4 TO
6 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS LATE. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN VEERING TO THE NORTHWEST 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET.
.THURSDAY...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ462>464-020815-
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-
945 PM EDT SAT AUG 1 2015

.REST OF TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH EARLY AFTERNOON...THEN SHOWERS AND THUNDERSTORMS LIKELY
BY MID AFTERNOON. WAVES 3 TO 5 FEET.
.SUNDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS. SHOWERS AND
THUNDERSTORMS LIKELY. WAVES 3 TO 5 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS BY AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET BY AFTERNOON.
.MONDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE WEST
LATE. WAVES 1 TO 3 FEET.
.TUESDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST 10 TO
15 KNOTS. A CHANCE OF THUNDERSTORMS THROUGH LATE AFTERNOON. A
CHANCE OF SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET
AFTER MIDNIGHT.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-020815-
MAFOR 0203/
HURON NORTH 12510 11520 14529 11529. WAVES 1 TO 3 FEET
OVERNIGHT. WAVES 2 TO 4 FEET SUNDAY. WAVES 3 TO 5 FEET WITH
MAXIMUM WAVE HEIGHT AROUND 6 FEET SUNDAY EVENING. 220103.

HURON SOUTH 11500 11510 13520 13529. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY SUNDAY AFTERNOON. WAVES 2 FEET OR LESS
OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET SUNDAY.
WAVES 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 6 FEET SUNDAY
EVENING. 220102.

$$

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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