Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 230147
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
947 PM EDT TUE JUL 22 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...LOW PRESSURE AVERAGING 29.50 INCHES WILL TRACK EASTWARD
ACROSS LAKE SUPERIOR TONIGHT INTO WESTERN ONTARIO. AN ASSOCIATED
COLD FRONT WILL SIMULTANEOUSLY SETTLE SOUTHWARD THROUGH LOWER
MICHIGAN. SURFACE HIGH PRESSURE...AVERAGING 30.20 INCHES...WILL THEN
BUILD INTO THE GREAT LAKES THROUGH THE REMAINDER OF THE WEEK.

LHZ361-230800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
947 PM EDT TUE JUL 22 2014

.REST OF TONIGHT...WEST WINDS 15 TO 20 KNOTS...VEERING TO THE
NORTH LATE. WAVES 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET...
SUBSIDING TO 1 TO 3 FEET BY LATE MORNING.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING
TO 5 TO 10 KNOTS LATE. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS LATE. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...WEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTH BY
MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR
LESS.


$$

LHZ362-363-230800-
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-
947 PM EDT TUE JUL 22 2014

.REST OF TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...BECOMING WEST
10 TO 15 KNOTS BY MIDNIGHT...THEN INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT...BECOMING NORTHWEST 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS BY LATE
EVENING. WAVES 3 TO 5 FEET...BUILDING TO 5 TO 7 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY MID AFTERNOON. WAVES 4 TO 6 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING
TO 5 TO 10 KNOTS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET LATE. WAVES OCCASIONALLY AROUND 8 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS IN THE MORNING...
BECOMING LIGHT AND VARIABLE. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...WEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE
SOUTHEAST LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
2 FEET OR LESS.


$$

LHZ462>464-230800-
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-
947 PM EDT TUE JUL 22 2014

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING
NORTHWEST 15 TO 20 KNOTS LATE. A CHANCE OF SHOWERS AND
THUNDERSTORMS BY LATE EVENING. WAVES 1 TO 3 FEET...BUILDING TO
4 TO 6 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND 8 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO
2 TO 4 FEET LATE.
.THURSDAY...NORTH WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING SOUTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE WEST BY
LATE MORNING...THEN BACKING TO THE SOUTHEAST LATE...VEERING TO
THE NORTHWEST BY MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS.
WAVES 2 FEET OR LESS.


$$

LHZ461-230800-
MAFOR 2303/
HURON NORTH 11520 11630 11730 12820 13710. A CHANCE OF SHOWERS
AND THUNDERSTORMS OVERNIGHT. WAVES 3 TO 5 FEET BUILDING TO 4 TO
6 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND 8 FEET OVERNIGHT. WAVES
5 TO 7 FEET SUBSIDING TO 3 TO 5 FEET. WAVES OCCASIONALLY AROUND
10 FEET WEDNESDAY. WAVES 2 TO 4 FEET WEDNESDAY EVENING.
210305 210406.

HURON SOUTH 11510 11620 11730 14820 11810. A CHANCE OF SHOWERS
AND THUNDERSTORMS OVERNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET OVERNIGHT. WAVES 5 TO 7 FEET SUBSIDING TO 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 10 FEET WEDNESDAY. WAVES 3 TO 5 FEET SUBSIDING
TO 2 TO 4 FEET OVERNIGHT WEDNESDAY EVENING. 220103.

$$

DG

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





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