Great Lakes Forecast
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FZUS63 KDTX 201354
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
954 AM EDT SAT AUG 20 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...29.70 INCHES...WILL LIFT FROM THE MID
MISSISSIPPI VALLEY THIS MORNING TO THE STRAITS REGION BY
EVENING...DEEPENING TO 29.40 INCHES. THE LOW WILL SLOWLY ROTATE INTO
NORTHERN ONTARIO BY SUNDAY...DEEPENING TO 29.30 INCHES. THE LOW WILL
THEN LIFT INTO QUEBEC ON SUNDAY. HIGH PRESSURE WILL EXPAND ACROSS
THE OHIO VALLEY AND SOUTHERN GREAT LAKES ON MONDAY.

LHZ361-202000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
954 AM EDT SAT AUG 20 2016

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
EVENING...

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHEAST
15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS BY EARLY AFTERNOON...THEN
INCREASING TO 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS LATE. SHOWERS
AND THUNDERSTORMS LIKELY BY MID AFTERNOON. WAVES 1 TO 3 FEET...
BUILDING TO 3 TO 5 FEET BY MID AFTERNOON.
.TONIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO
35 KNOT GALES AFTER MIDNIGHT. SHOWERS AND THUNDERSTORMS LIKELY
THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.SUNDAY...SOUTHWEST GALES TO 35 KNOTS...VEERING TO THE WEST AT
35 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 20 TO
25 KNOTS LATE. GUSTS TO 45 KNOT GALES. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS. WAVES 10 TO 14 FEET. WAVES OCCASIONALLY AROUND
18 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30
KNOTS...DIMINISHING TO 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 6 TO 9
FEET...SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 12 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 5 TO
10 KNOTS IN THE EVENING...THEN INCREASING TO 10 TO 15 KNOTS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET IN THE
AFTERNOON...THEN SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.
WAVES 1 TO 3 FEET.


$$

LHZ363-202000-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
954 AM EDT SAT AUG 20 2016

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
AFTERNOON...

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHEAST
10 TO 15 KNOTS BY EARLY AFTERNOON...THEN INCREASING TO 15 TO
20 KNOTS LATE. SHOWERS AND THUNDERSTORMS LIKELY BY MID AFTERNOON.
WAVES 2 FEET OR LESS...BUILDING TO 3 TO 5 FEET BY MID AFTERNOON.
.TONIGHT...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES AFTER
MIDNIGHT. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MIDNIGHT...
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 6 TO 9 FEET...
BUILDING TO 8 TO 12 FEET LATE. WAVES OCCASIONALLY AROUND 15 FEET.
.SUNDAY...SOUTHWEST WINDS TO 30 KNOTS...BECOMING WEST 20 TO
25 KNOTS LATE. GUSTS TO 40 KNOT GALES. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS BY MID AFTERNOON. WAVES 10 TO 14 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES
8 TO 12 FEET...SUBSIDING TO 3 TO 5 FEET OVERNIGHT. WAVES
OCCASIONALLY AROUND 15 FEET.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS IN THE AFTERNOON...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. WAVES 2 TO 4 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MIDNIGHT. A CHANCE OF SHOWERS AND THUNDERSTORMS
THROUGH MIDNIGHT. WAVES 2 TO 4 FEET.


$$

LHZ362-202000-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
954 AM EDT SAT AUG 20 2016

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
EVENING...

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHEAST
15 TO 20 KNOTS. SHOWERS AND THUNDERSTORMS LIKELY BY MID
AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.TONIGHT...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES AFTER
MIDNIGHT. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MIDNIGHT...
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 8 TO 12 FEET.
WAVES OCCASIONALLY AROUND 15 FEET.
.SUNDAY...SOUTHWEST WINDS TO 30 KNOTS...BECOMING WEST GALES TO
35 KNOTS IN THE AFTERNOON...THEN DIMINISHING TO 30 KNOTS LATE.
GUSTS TO 45 KNOT GALES. A CHANCE OF WATERSPOUTS. A CHANCE OF
SHOWERS BY MID AFTERNOON. WAVES 10 TO 14 FEET. WAVES OCCASIONALLY
AROUND 18 FEET. A GALE WARNING MAY BE NEEDED.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
35 KNOT GALES...DIMINISHING TO 10 TO 15 KNOTS AFTER MIDNIGHT.
WAVES 10 TO 14 FEET...SUBSIDING TO 2 TO 4 FEET OVERNIGHT. WAVES
OCCASIONALLY AROUND 18 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTHWEST 10 TO
15 KNOTS. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS IN THE AFTERNOON...THEN DIMINISHING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 2 TO 4 FEET.


$$

LHZ462-202000-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
954 AM EDT SAT AUG 20 2016

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY
AFTERNOON...

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...BECOMING SOUTHEAST
15 TO 20 KNOTS BY MID AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY
BY MID AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO 3 TO 5 FEET
LATE.
.TONIGHT...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING SOUTHWEST TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES AFTER
MIDNIGHT. SHOWERS AND THUNDERSTORMS LIKELY THROUGH MIDNIGHT...THEN A
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
.SUNDAY...SOUTHWEST WINDS TO 30 KNOTS...BECOMING WEST 20 TO
25 KNOTS LATE. GUSTS TO 35 KNOT GALES. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS BY MID AFTERNOON. WAVES 8 TO 12 FEET. WAVES
OCCASIONALLY AROUND 15 FEET.
.SUNDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES
6 TO 9 FEET...SUBSIDING TO 3 TO 5 FEET LATE. WAVES OCCASIONALLY
AROUND 12 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 5 TO
10 KNOTS IN THE AFTERNOON...THEN INCREASING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS AND
THUNDERSTORMS THROUGH MIDNIGHT. WAVES 1 TO 3 FEET...BUILDING TO
2 TO 4 FEET BY MIDNIGHT.


$$

LHZ463-464-202000-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
954 AM EDT SAT AUG 20 2016

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 15 TO
20 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS BY EARLY
AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY LATE. WAVES 1 TO
3 FEET...BUILDING TO 2 TO 4 FEET LATE.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS BY MIDNIGHT...THEN DIMINISHING TO 15 TO 20 KNOTS WITH
GUSTS TO 30 KNOTS AFTER MIDNIGHT...BECOMING SOUTHWEST 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS LATE. SHOWERS AND THUNDERSTORMS
LIKELY THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS AFTER
MIDNIGHT. WAVES 4 TO 6 FEET.
.SUNDAY...WEST WINDS 20 TO 25 KNOTS. GUSTS TO 30 KNOTS. A CHANCE
OF WATERSPOUTS. A CHANCE OF SHOWERS BY MID AFTERNOON. WAVES 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.SUNDAY NIGHT...WEST WINDS 15 TO 20 KNOTS...BECOMING NORTHWEST
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE
SOUTHWEST. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS. A CHANCE OF SHOWERS AND THUNDERSTORMS THROUGH MIDNIGHT.
WAVES 1 TO 3 FEET.


$$

LHZ461-202000-
MAFOR 2015/
HURON NORTH...GALE WARNING IN EFFECT...11500 12329 11439
11449 11530 11540 19550 11550. A CHANCE OF WATERSPOUTS. A
CHANCE OF SHOWERS SUNDAY MORNING. WAVES 1 TO 3 FEET THIS
AFTERNOON. WAVES 3 TO 5 FEET BUILDING TO 6 TO 9 FEET OVERNIGHT
WITH MAXIMUM WAVE HEIGHT AROUND 11 FEET TONIGHT. WAVES 8 TO 12
FEET WITH MAXIMUM WAVE HEIGHT AROUND 15 FEET SUNDAY MORNING.
220103.

HURON SOUTH...GALE WARNING IN EFFECT...11400 11329 11429
12439 13540 19550. A CHANCE OF WATERSPOUTS SUNDAY MORNING. WAVES
2 FEET OR LESS BUILDING TO 2 TO 4 FEET THIS AFTERNOON. WAVES 4 TO
6 FEET BUILDING TO 6 TO 9 FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT
AROUND 12 FEET TONIGHT. WAVES 8 TO 12 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 14 FEET SUNDAY MORNING. 220103.

$$

DG

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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