Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 190139
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
937 PM EDT THU SEP 18 2014

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 OF 30.30 INCHES CENTERED OVER THE CENTRAL
GREAT LAKES THIS EVENING WILL DRIFT EASTWARD OVERNIGHT INTO
TOMORROW. THE NEXT LOW PRESSURE SYSTEM...AVERAGING 29.50
INCHES...WILL THEN SLIDE ACROSS CENTRAL CANADA AND THE NORTHERN
GREAT LAKES REGION FRIDAY NIGHT THROUGH SUNDAY MORNING. THIS LOW AND
COLD FRONT WILL TRIGGER SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.

LHZ361-190800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
937 PM EDT THU SEP 18 2014

.REST OF TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS BY MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET...
BUILDING TO 2 TO 4 FEET BY LATE MORNING.
.FRIDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. SHOWERS LIKELY. WAVES
3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
THROUGH EARLY AFTERNOON. SHOWERS LIKELY BY MID AFTERNOON. WAVES
3 TO 5 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 2 TO 4 FEET.
.SUNDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE WEST BY
MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ362-363-190800-
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-
937 PM EDT THU SEP 18 2014

.REST OF TONIGHT...EAST WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHEAST AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO 3 TO
5 FEET BY LATE MORNING.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY.
WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.SATURDAY...SOUTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 15 TO 20 KNOTS LATE. A CHANCE OF
SHOWERS THROUGH EARLY AFTERNOON. SHOWERS LIKELY BY MID AFTERNOON.
WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...BECOMING WEST
10 TO 15 KNOTS LATE. A CHANCE OF SHOWERS. WAVES 4 TO 6 FEET.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 15 TO
20 KNOTS WITH GUSTS TO 30 KNOTS IN THE AFTERNOON...THEN BECOMING
NORTH 10 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES
2 TO 4 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON...THEN BUILDING TO 2 TO
4 FEET LATE.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS LATE...THEN VEERING TO THE SOUTHEAST BY MIDNIGHT. WAVES
2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.


$$

LHZ462>464-190800-
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-
937 PM EDT THU SEP 18 2014

.REST OF TONIGHT...EAST WINDS 10 TO 15 KNOTS...BECOMING SOUTHEAST
5 TO 10 KNOTS LATE. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET...
BUILDING TO 2 TO 4 FEET LATE.
.FRIDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS.
WAVES 3 TO 5 FEET.
.SATURDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
THROUGH MID AFTERNOON. SHOWERS LIKELY LATE. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.SATURDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS LATE. SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.SUNDAY...WEST WINDS 10 TO 15 KNOTS...VEERING TO THE NORTHWEST.
GUSTS TO 30 KNOTS. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON...THEN BUILDING TO 2 TO
4 FEET AFTER MIDNIGHT.
.TUESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.


$$

LHZ461-190800-
MAFOR 1903/
HURON NORTH 11210 12310 11410 13420 11426. WAVES 2 FEET OR LESS
OVERNIGHT. WAVES 2 FEET OR LESS BUILDING TO 2 TO 4 FEET FRIDAY.
WAVES 3 TO 5 FEET FRIDAY EVENING. 220102.

HURON SOUTH 12200 11300 11310 13410 11420. A CHANCE OF SHOWERS
FRIDAY EVENING. WAVES 2 FEET OR LESS OVERNIGHT. WAVES 2 FEET OR LESS
BUILDING TO 1 TO 3 FEET FRIDAY. WAVES 2 TO 4 FEET FRIDAY EVENING.
220102.

$$

SC

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





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