Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 250138
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
938 PM EDT FRI JUL 24 2015

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 WILL APPROACH LAKE HURON AND LOWER MICHIGAN
TONIGHT AND MOVE THROUGH THE REGION DURING SATURDAY...FIRST THROUGH
NORTHERN LAKE HURON AROUND SUNRISE...SOUTHERN LAKE HURON AND LAKE ST
CLAIR SATURDAY AFTERNOON...AND THEN EXITING WESTERN LAKE ERIE AROUND
MID SATURDAY EVENING. WEAK HIGH PRESSURE...AVERAGING 30.00 INCHES...
WILL SETTLE OVER THE GREAT LAKES BY SUNDAY AND LAST THROUGH EARLY
NEXT WEEK.

LHZ361-250815-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
938 PM EDT FRI JUL 24 2015

.REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
BY MIDNIGHT. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...VEERING TO THE WEST BY
LATE MORNING. A CHANCE OF SHOWERS EARLY. WAVES 1 TO 3 FEET...
BUILDING TO 2 TO 4 FEET BY LATE MORNING.
.SATURDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST
5 TO 10 KNOTS LATE. WAVES 1 TO 3 FEET.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS IN THE MORNING...BECOMING
LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.MONDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING LIGHT AND VARIABLE
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 5 TO
10 KNOTS. A CHANCE OF. A CHANCE OF SHOWERS. A CHANCE OF
THUNDERSTORMS LATE. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-250815-
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-
938 PM EDT FRI JUL 24 2015

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


$$

LHZ462>464-250815-
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-
938 PM EDT FRI JUL 24 2015

.REST OF TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS LATE. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 5 TO
10 KNOTS BY MID AFTERNOON. SHOWERS LIKELY EARLY. A CHANCE OF
THUNDERSTORMS. A CHANCE OF SHOWERS BY LATE MORNING. WAVES 2 TO
4 FEET...SUBSIDING TO 1 TO 3 FEET BY LATE MORNING.
.SATURDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE WEST
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 5 TO
10 KNOTS. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.


$$

LHZ461-250815-
MAFOR 2503/
HURON NORTH 11410 11510 11420 11526 12610 12710. A CHANCE OF
SHOWERS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
EARLY SATURDAY AFTERNOON. A CHANCE OF SHOWERS SATURDAY EVENING.
WAVES 1 TO 3 FEET OVERNIGHT. WAVES 2 TO 4 FEET SATURDAY. WAVES 2
TO 4 FEET SUBSIDING TO 1 TO 3 FEET OVERNIGHT SATURDAY EVENING.
220102.

HURON SOUTH 11510 11500 11410 12516 11500 11600 11700. A
CHANCE OF THUNDERSTORMS EARLY IN THE AFTERNOON. A CHANCE OF
SHOWERS AND THUNDERSTORMS LATE SATURDAY. A CHANCE OF SHOWERS AND
THUNDERSTORMS SATURDAY EVENING. WAVES 1 TO 3 FEET. 220102.

$$

SF

EXPERIMENTAL MODERNIZED OPEN LAKE FORECAST IS AVAILABLE ONLINE AT
WEATHER.GOV/DTX/GLFTABLE (ALL LOWER CASE)

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



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