Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 210134
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
932 PM EDT SAT SEP 20 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...A COLD FRONT AVERAGING 29.70 INCHES WILL SLOWLY WORK
THROUGH THE CENTRAL GREAT LAKES TONIGHT AND SUNDAY. THERE WILL BE A
CHANCE FOR MORE THUNDERSTORMS SUNDAY INTO SUNDAY EVENING BEFORE THE
WIND TURNS FROM THE NORTH AND BRING COOLER AND LESS HUMID AIR BACK
INTO THE REGION. THE NORTHERLY FLOW WILL BUILD WAVES OVER THE SOUTH
HALF OF LAKE HURON UNTIL HIGH PRESSURE SETTLES IN FOR THE MIDDLE OF
THE WEEK.

LHZ361-210800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
932 PM EDT SAT SEP 20 2014

.REST OF TONIGHT...WEST WINDS 5 TO 10 KNOTS BY LATE
EVENING...BECOMING LIGHT AND VARIABLE OVERNIGHT. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET
AFTER MIDNIGHT.
.SUNDAY...NORTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS LATE. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.SUNDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
THROUGH MIDNIGHT. WAVES 1 TO 3 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 15 TO
20 KNOTS LATE. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.TUESDAY...NORTHWEST WINDS 5 TO 10 KNOTS IN THE MORNING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING SOUTHEAST 5 TO
10 KNOTS. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING LIGHT AND
VARIABLE. WAVES 2 FEET OR LESS.


$$

LHZ362-363-210800-
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-
932 PM EDT SAT SEP 20 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING LIGHT
AND VARIABLE OVERNIGHT. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 4 TO
6 FEET...SUBSIDING TO 2 TO 4 FEET LATE. WAVES OCCASIONALLY AROUND 8
FEET.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS LATE. GUSTS TO 30 KNOTS. THUNDERSTORMS LIKELY THROUGH
EARLY AFTERNOON. SHOWERS LIKELY. WAVES 1 TO 3 FEET...BUILDING TO
2 TO 4 FEET LATE.
.SUNDAY NIGHT...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 15 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE
OF SHOWERS. WAVES 4 TO 6 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET...
SUBSIDING TO 2 TO 4 FEET LATE. WAVES OCCASIONALLY AROUND 8 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET LATE.
.TUESDAY...WEST WINDS 5 TO 10 KNOTS...BACKING TO THE EAST AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS LATE...THEN DIMINISHING TO 5 TO 10 KNOTS AFTER MIDNIGHT.
WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ462>464-210800-
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-
932 PM EDT SAT SEP 20 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS BY MIDNIGHT...THEN DIMINISHING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. RAIN ENDING THIS EVENING. A CHANCE OF SHOWERS AND
THUNDERSTORMS LATE. WAVES 3 TO 5 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS. THUNDERSTORMS THROUGH EARLY
AFTERNOON. SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET
LATE.
.SUNDAY NIGHT...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES...DIMINISHING TO 15 TO 20 KNOTS LATE. A CHANCE OF SHOWERS.
WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO 10 KNOTS
LATE. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...WEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.TUESDAY...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHWEST IN
THE AFTERNOON...THEN VEERING TO THE NORTHEAST IN THE EVENING...
VEERING TO THE SOUTHEAST AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-210800-
MAFOR 2103/
HURON NORTH 11529 11520 11500 12829 12836 11830. A CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS SUNDAY MORNING. A CHANCE OF SHOWERS SUNDAY EVENING.
WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET OVERNIGHT. WAVES 1 TO
3 FEET SUNDAY. WAVES 3 TO 5 FEET SUNDAY EVENING. 210305 210204.

HURON SOUTH 12520 11410 11819 11829 12836 11830. A CHANCE OF
SHOWERS AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 3 TO 5 FEET
SUBSIDING TO 2 TO 4 FEET OVERNIGHT. WAVES 1 TO 3 FEET SUBSIDING TO
2 FEET OR LESS SUNDAY. WAVES 3 TO 5 FEET BUILDING TO 4 TO 6 FEET
OVERNIGHT. WAVES OCCASIONALLY AROUND 8 FEET SUNDAY EVENING.
210305 210204.

$$

SC

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






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