Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 211402
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
1000 AM EDT SUN SEP 21 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 29.60 INCHES WILL SLOWLY WORK
THROUGH THE CENTRAL GREAT LAKES TODAY...TRIGGERING SHOWERS AND
STRONG THUNDERSTORMS THROUGH THIS 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.

LHZ361-212000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
1000 AM EDT SUN SEP 21 2014

.REST OF TODAY...NORTH WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY LATE MORNING. WAVES 1 TO 3 FEET.
.TONIGHT...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS BY AFTERNOON. 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...WEST 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...SOUTHWEST WINDS 5 TO 10 KNOTS EARLY...BECOMING LIGHT
AND VARIABLE...THEN BECOMING SOUTH 5 TO 10 KNOTS LATE...BECOMING
LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.


$$

LHZ362-363-212000-
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-
1000 AM EDT SUN SEP 21 2014

.REST OF TODAY...NORTH WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS BY MID AFTERNOON. GUSTS TO 30 KNOTS. SHOWERS LIKELY BY
LATE MORNING. A CHANCE OF THUNDERSTORMS. SHOWERS BY MID
AFTERNOON. WAVES 3 TO 5 FEET...BUILDING TO 4 TO 6 FEET LATE.
WAVES OCCASIONALLY AROUND 8 FEET.
.TONIGHT...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
DIMINISHING TO 15 TO 20 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS
LATE. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE. WAVES 3 TO 5 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 AFTER
MIDNIGHT.
.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...INCREASING TO 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>464-212000-
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-
1000 AM EDT SUN SEP 21 2014

.REST OF TODAY...WEST WINDS 15 TO 20 KNOTS...BECOMING NORTH 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE AFTERNOON. SHOWERS AND A
CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET...BUILDING TO 5 TO
7 FEET BY MID AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET.
.TONIGHT...NORTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING NORTH 15 TO 20 KNOTS LATE. A CHANCE OF
SHOWERS EARLY IN THE EVENING. A CHANCE OF SHOWERS AFTER MIDNIGHT.
WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY...NORTH WINDS 15 TO 20 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS. A CHANCE OF SHOWERS EARLY. 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 EAST IN THE
EVENING...THEN VEERING TO THE SOUTHEAST AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
.WEDNESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-212000-
MAFOR 2115/
HURON NORTH 13836 12830 13820. A CHANCE OF THUNDERSTORMS THIS
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE TONIGHT. WAVES 2 TO 4 FEET
BUILDING TO 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET THIS
AFTERNOON. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET
TONIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET MONDAY MORNING.
210204 210305.

HURON SOUTH 11736 12836 12830 13820. A CHANCE OF SHOWERS LATE
THIS MORNING THEN A CHANCE OF THUNDERSTORMS BY AFTERNOON THIS
AFTERNOON. A CHANCE OF THUNDERSTORMS LATE THEN A CHANCE OF SHOWERS
AFTER MIDNIGHT TONIGHT. A CHANCE OF SHOWERS MONDAY MORNING. WAVES
2 FEET OR LESS BUILDING TO 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET THIS AFTERNOON. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET TONIGHT. WAVES 5 TO 7 FEET SUBSIDING TO 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 10 FEET MONDAY MORNING. 210002 210305.

$$

SF

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





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