Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 240146
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
946 PM EDT SUN AUG 23 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...LOW PRESSURE...29.40 INCHES...WILL MOVE ACROSS NORTHERN
ONTARIO...BECOMING CENTERED NORTH OF LAKE SUPERIOR BY MONDAY.
THIS SYSTEM WILL DRIVE A STRONG COLD FRONT...29.70 INCHES FURTHER
EAST ACROSS LAKE ERIE OVERNIGHT. THE LOW WILL SLOWLY WORK ITS WAY
INTO NORTHERN QUEBEC BY WEDNESDAY WHILE GRADUALLY WEAKENING.

LHZ361-240830-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
946 PM EDT SUN AUG 23 2015

.REST OF TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...BECOMING WEST
10 TO 15 KNOTS LATE. SCATTERED SHOWERS. WAVES 3 TO 5 FEET.
.MONDAY...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF WATERSPOUTS.
SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF
WATERSPOUTS. SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF WATERSPOUTS.
SHOWERS LIKELY THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS BY
MID AFTERNOON. WAVES 2 TO 4 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. A CHANCE OF WATERSPOUTS. A CHANCE OF
SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE WEST
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SHOWERS
THROUGH MIDNIGHT. WAVES 2 FEET OR LESS.


$$

LHZ362-363-240830-
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-
946 PM EDT SUN AUG 23 2015

.REST OF TONIGHT...SOUTH WINDS 15 TO 20 KNOTS...VEERING TO THE
WEST AFTER MIDNIGHT...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
LATE. SCATTERED SHOWERS. WAVES 3 TO 5 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 20 KNOTS. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 3 TO 5 FEET...BUILDING TO
5 TO 7 FEET BY MID AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.TUESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS IN THE AFTERNOON...THEN BACKING TO THE WEST AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS LATE...THEN DIMINISHING TO 5 TO 10 KNOTS BY MIDNIGHT.
WAVES 1 TO 3 FEET.


$$

LHZ462>464-240830-
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-
946 PM EDT SUN AUG 23 2015

.REST OF TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...VEERING TO THE
WEST AFTER MIDNIGHT. SCATTERED SHOWERS AND THUNDERSTORMS EARLY.
WAVES 2 TO 4 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS. A CHANCE OF WATERSPOUTS BY MID
AFTERNOON. WAVES 3 TO 5 FEET...BUILDING TO 5 TO 7 FEET LATE.
WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY NIGHT...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 10 TO 15 KNOTS LATE. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF WATERSPOUTS. A CHANCE OF
SHOWERS. WAVES 1 TO 3 FEET.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS IN THE EVENING...THEN INCREASING TO 10 TO 15 KNOTS AFTER
MIDNIGHT. A CHANCE OF WATERSPOUTS. A CHANCE OF SHOWERS. WAVES
1 TO 3 FEET.
.THURSDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING LIGHT AND
VARIABLE. A CHANCE OF SHOWERS EARLY. WAVES 1 TO 3 FEET.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-240830-
MAFOR 2403/
HURON NORTH 11520 11620 11610 11520 11530 11630 12620.
SCATTERED SHOWERS BY MIDNIGHT...THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. A CHANCE OF WATERSPOUTS EARLY IN THE AFTERNOON. A
CHANCE OF SHOWERS EARLY MONDAY AFTERNOON. A CHANCE OF
WATERSPOUTS. A CHANCE OF SHOWERS MONDAY EVENING. WAVES 2 TO 4
FEET OVERNIGHT. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET WITH
MAXIMUM WAVE HEIGHT AROUND 6 FEET MONDAY. WAVES 3 TO 5 FEET WITH
MAXIMUM WAVE HEIGHT AROUND 6 FEET MONDAY EVENING. 220204.

HURON SOUTH 11520 11620 11610 11620 12530 12620. A CHANCE OF
WATERSPOUTS LATE MONDAY. A CHANCE OF WATERSPOUTS. A CHANCE OF
SHOWERS MONDAY EVENING. WAVES 2 TO 4 FEET OVERNIGHT. WAVES 1 TO 3
FEET BUILDING TO 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 6
FEET MONDAY. WAVES 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 6
FEET MONDAY EVENING. 220204.

$$

RBP

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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