Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 221347
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
944 AM 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...A COMPACT LOW PRESSURE SYSTEM...AT 29.50 INCHES...WILL
TRACK EASTWARD TODAY PASSING NORTH OF LAKE HURON BY THIS EVENING. AN
ASSOCIATED COLD FRONT WILL THEN SETTLE SOUTHWARD THROUGH THE LOWER
MICHIGAN TONIGHT. SPRAWLING SURFACE HIGH PRESSURE...AVERAGING 30.15
INCHES...WILL THEN BUILD INTO THE GREAT LAKES THROUGH THE REMAINDER
OF THE WEEK.

LHZ361-222000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
944 AM EDT TUE JUL 22 2014

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


$$

LHZ362-363-222000-
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-
944 AM EDT TUE JUL 22 2014

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING. AREAS OF FOG. A CHANCE OF SHOWERS AND
THUNDERSTORMS LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET
BY MID AFTERNOON.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...VEERING TO THE WEST 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 THROUGH MIDNIGHT. 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...BECOMING NORTHWEST
10 TO 15 KNOTS LATE. 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...THEN BECOMING WEST 5 TO 10 KNOTS.
WAVES 1 TO 3 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ462>464-222000-
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-
944 AM EDT TUE JUL 22 2014

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY MID AFTERNOON. WAVES 1 TO 3 FEET.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
15 TO 20 KNOTS LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH MIDNIGHT. 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 10 TO 15 KNOTS. WAVES 2 TO
4 FEET...SUBSIDING TO 1 TO 3 FEET LATE.
.THURSDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING...BECOMING
LIGHT AND VARIABLE...THEN BECOMING WEST 5 TO 10 KNOTS AFTER
MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...WEST WINDS 5 TO 10 KNOTS...BACKING TO THE SOUTHWEST
LATE. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ461-222000-
MAFOR 2215/
HURON NORTH 11413 11423 11413 12520 11630 11730 11820. A
CHANCE OF SHOWERS AND THUNDERSTORMS TONIGHT. WAVES 2 FEET OR LESS
BUILDING TO 1 TO 3 FEET THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING
TO 4 TO 6 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND 8 FEET TONIGHT.
WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET WEDNESDAY
MORNING. 220103.

HURON SOUTH 14410 11510 11620 11730 11820. A CHANCE OF SHOWERS
AND THUNDERSTORMS TONIGHT. WAVES 2 FEET OR LESS THIS AFTERNOON.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET OVERNIGHT TONIGHT. WAVES
5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET WEDNESDAY MORNING.
220002.

$$

MM

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





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