Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 220150
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
950 PM EDT THU AUG 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 WEAK SURFACE LOW FEATURE OF 29.80 INCHES WILL SLIDE
ACROSS SOUTHERN LAKE MICHIGAN BY FRIDAY BEFORE SLIPPING INTO THE
OHIO RIVER VALLEY. A BROAD SURFACE RIDGE WILL BUILD INTO EASTERN
CANADA THIS WEEKEND. THE WESTERN EDGE OF THE SURFACE RIDGE IS
EXPECTED TO EXPAND WESTWARD INFLUENCING MUCH OF LAKE HURON AND
SOUTHEASTERN MICHIGAN THROUGHOUT MUCH OF THIS UPCOMING WEEKEND.

LHZ361-220815-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
950 PM EDT THU AUG 21 2014

.REST OF TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO
10 KNOTS LATE. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...EAST WINDS 5 TO 10 KNOTS IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. WAVES 2 FEET OR LESS.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN DIMINISHING TO 5 TO 10 KNOTS. A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS...VEERING TO THE SOUTHWEST
AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 1 TO
3 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-220815-
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-
950 PM EDT THU AUG 21 2014

.REST OF TONIGHT...LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS
AND THUNDERSTORMS BY MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...LIGHT AND VARIABLE WINDS. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST
5 TO 10 KNOTS LATE. WAVES 2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE
SOUTHEAST LATE. WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS BY
LATE EVENING. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE WEST
LATE...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS BY MIDNIGHT. A
CHANCE OF SHOWERS AND THUNDERSTORMS LATE. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 1 TO 3 FEET.


$$

LHZ462>464-220815-
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-
950 PM EDT THU AUG 21 2014

.REST OF TONIGHT...NORTHEAST WINDS 5 TO 10 KNOTS...BECOMING LIGHT
AND VARIABLE OVERNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS BY
MIDNIGHT. SHOWERS AND THUNDERSTORMS LIKELY LATE. WAVES 2 FEET OR
LESS.
.FRIDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTH 5 TO 10 KNOTS
BY MID AFTERNOON. A CHANCE OF SHOWERS AND THUNDERSTORMS EARLY.
WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS IN THE MORNING...BECOMING
LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS LATE.
WAVES 2 FEET OR LESS.
.SATURDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS...VEERING TO THE
EAST AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS LATE. WAVES 1 TO
3 FEET.
.TUESDAY...SOUTH WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.


$$

LHZ461-220815-
MAFOR 2203/
HURON NORTH 14300 11300 11100 12200. A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 2 FEET OR LESS. 220001.

HURON SOUTH 11100 12209 12200 11800 12100. A CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. WAVES NEARLY CALM OVERNIGHT. WAVES
2 FEET OR LESS FRIDAY AND FRIDAY EVENING. 220001.

$$

BT

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







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