Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 210753
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
351 AM EDT SUN AUG 21 2016

FOR WATERS BEYOND FIVE NAUTICAL MILES OFF 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 29.20 INCHES NORTH OF LAKE HURON WILL
CONTINUE TO MOVE NORTHEAST WHILE A TRAILING SURFACE TROUGH SWEEPS
THROUGH THIS AFTERNOON.  HIGH PRESSURE 30.10 INCHES WILL MOVE
THROUGH THE REGION TONIGHT.

LHZ361-362-212000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
351 AM EDT SUN AUG 21 2016

...GALE WARNING IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT GALES...
BECOMING NORTHWEST 15 TO 20 KNOTS BY MID AFTERNOON. A CHANCE OF
SHOWERS AND THUNDERSTORMS THROUGH EARLY AFTERNOON. A CHANCE OF
WATERSPOUTS. WAVES 10 TO 14 FEET. WAVES OCCASIONALLY AROUND
18 FEET.
.TONIGHT...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF WATERSPOUTS.
WAVES 10 TO 14 FEET...SUBSIDING TO 3 TO 5 FEET OVERNIGHT. WAVES
OCCASIONALLY AROUND 18 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTH 10 TO 15 KNOTS
LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET IN THE
AFTERNOON...THEN BUILDING TO 2 TO 4 FEET LATE.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET
LATE.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS. WAVES 3 TO 5 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF
THUNDERSTORMS LATE. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET...
BUILDING TO 3 TO 5 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO
5 FEET...SUBSIDING TO 1 TO 3 FEET.


$$

LHZ363-462-212000-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
351 AM EDT SUN AUG 21 2016

...GALE WARNING IN EFFECT UNTIL 10 AM EDT THIS MORNING...

.TODAY...WEST WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT GALES...
BECOMING NORTHWEST 10 TO 15 KNOTS. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS BY EARLY AFTERNOON. A CHANCE OF THUNDERSTORMS
BY MID AFTERNOON. SHOWERS LIKELY LATE. WAVES 10 TO 14 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
THROUGH MIDNIGHT. A CHANCE OF WATERSPOUTS. WAVES 8 TO 12 FEET...
SUBSIDING TO 3 TO 5 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 15 FEET.
.MONDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET BY
AFTERNOON.
.MONDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET...BUILDING TO
2 TO 4 FEET LATE.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS. WAVES 2 TO 4 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS. THUNDERSTORMS LIKELY
LATE. SHOWERS LIKELY. WAVES 1 TO 3 FEET...BUILDING TO 3 TO
5 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS LATE. SHOWERS AND THUNDERSTORMS LIKELY LATE...THEN A
CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 3 TO 5 FEET...
SUBSIDING TO 1 TO 3 FEET.


$$

LHZ463-464-212000-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
351 AM EDT SUN AUG 21 2016

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


$$

LHZ461-211400-
MAFOR 2109/
HURON NORTH...GALE WARNING IN EFFECT...11630 11630 19650 11730
12720 13710. A CHANCE OF WATERSPOUTS THROUGH LATE AFTERNOON. A
CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH LATE AFTERNOON TODAY.
A CHANCE OF WATERSPOUTS AFTER MIDNIGHT TONIGHT. WAVES 6 TO 9 FEET
BUILDING TO 10 TO 14 FEET WITH MAXIMUM WAVE HEIGHT AROUND 18 FEET
TODAY. WAVES 10 TO 14 FEET SUBSIDING TO 2 TO 4 FEET OVERNIGHT
WITH MAXIMUM WAVE HEIGHT AROUND 18 FEET TONIGHT. 210609 210710.

HURON SOUTH...GALE WARNING IN EFFECT...11630 11630 19650 11620
11720 11716 11816 11810 11700. A CHANCE OF WATERSPOUTS
THROUGH LATE AFTERNOON. A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON TODAY. A CHANCE OF WATERSPOUTS AFTER MIDNIGHT. A CHANCE
OF THUNDERSTORMS AFTER MIDNIGHT. A CHANCE OF SHOWERS LATE
TONIGHT. WAVES 8 TO 12 FEET WITH MAXIMUM WAVE HEIGHT AROUND 15
FEET TODAY. WAVES 8 TO 12 FEET SUBSIDING TO 3 TO 5 FEET OVERNIGHT
WITH MAXIMUM WAVE HEIGHT AROUND 15 FEET TONIGHT. 220812.

$$

CB

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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