Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 310744
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
344 AM EDT FRI OCT 31 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...LOW PRESSURE...29.90 INCHES...WILL MOVE FROM NORTHERN
LAKE HURON THIS MORNING TO THE UPPER OHIO VALLEY BY EVENING. THE
LOW WILL THEN WEAKEN OVER THE APPALACHIANS TONIGHT AS LOW PRESSURE
DEEPENS OFF THE EAST COAST. MEANWHILE...HIGH PRESSURE OF 30.70
INCHES WILL MOVE FROM THE NORTHERN PLAINS THIS MORNING TO THE
WESTERN GREAT LAKES BY SATURDAY AFTERNOON. THIS HIGH WILL DRIFT
EAST OF THE REGION BY MONDAY.

LHZ361-312015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
344 AM EDT FRI OCT 31 2014

...GALE WARNING IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS
EVENING...

.TODAY...NORTH WINDS TO 30 KNOTS WITH GUSTS TO 40 KNOT GALES...
DIMINISHING TO 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT GALES BY LATE
MORNING. SNOW SHOWERS AND A CHANCE OF SHOWERS THROUGH EARLY
AFTERNOON...THEN A CHANCE OF SNOW SHOWERS BY EARLY AFTERNOON.
WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.TONIGHT...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS...
DIMINISHING TO 15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 5 TO 7 FEET.
WAVES OCCASIONALLY AROUND 10 FEET.
.SATURDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY AFTERNOON. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET LATE.
.SATURDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.SUNDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS. WAVES 2 FEET OR LESS.
.MONDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS LATE...THEN INCREASING TO 10 TO 15 KNOTS AFTER MIDNIGHT.
A CHANCE OF SHOWERS LATE. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.


$$

LHZ362-312015-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
344 AM EDT FRI OCT 31 2014

...GALE WARNING IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH LATE
TONIGHT...

.TODAY...NORTH WINDS 20 TO 25 KNOTS...INCREASING TO 35 KNOT GALES
BY LATE MORNING...THEN DIMINISHING TO 30 KNOTS BY MID AFTERNOON.
GUSTS TO 40 KNOT GALES. RAIN AND SNOW SHOWERS THROUGH EARLY
AFTERNOON...THEN A CHANCE OF RAIN AND SNOW SHOWERS BY MID
AFTERNOON. WAVES 8 TO 12 FEET...BUILDING TO 10 TO 14 FEET BY MID
AFTERNOON. WAVES OCCASIONALLY AROUND 18 FEET.
.TONIGHT...NORTH WINDS TO 30 KNOTS...DIMINISHING TO 20 TO
25 KNOTS AFTER MIDNIGHT. GUSTS TO 35 KNOT GALES. A CHANCE OF SNOW
SHOWERS THROUGH MIDNIGHT. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY
AROUND 15 FEET.
.SATURDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS LATE. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET.
.SATURDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET AFTER MIDNIGHT.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE WEST IN
THE AFTERNOON...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS IN THE
EVENING...INCREASING TO 15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 1 TO
3 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS LATE. WAVES 2 TO
4 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS. WAVES
3 TO 5 FEET.


$$

LHZ363-462>464-312015-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
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-
344 AM EDT FRI OCT 31 2014

...GALE WARNING IN EFFECT FROM 1 PM EDT THIS AFTERNOON THROUGH
SATURDAY MORNING...

.TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING NORTH 20 TO
25 KNOTS WITH GUSTS TO 35 KNOT GALES BY EARLYAFTERNOON...THEN
INCREASING TO 35 KNOT GALES WITH GUSTS TO 40 KNOT GALES LATE.
SHOWERS. A CHANCE OF SNOW SHOWERS LATE. WAVES 3 TO 5
FEET...BUILDING TO 12 TO 16 FEET BY LATE MORNING. WAVES
OCCASIONALLY AROUND 20 FEET.
.TONIGHT...NORTH GALES TO 35 KNOTS...DIMINISHING TO 30 KNOTS BY
MIDNIGHT. GUSTS TO 40 KNOT GALES. A CHANCE OF RAIN AND SNOW SHOWERS
THROUGH MIDNIGHT. WAVES 10 TO 14 FEET. WAVES OCCASIONALLY AROUND
18 FEET.
.SATURDAY...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES...DIMINISHING TO 15 TO 20 KNOTS IN THE AFTERNOON. SNOW
SHOWERS LIKELY EARLY...THEN A CHANCE OF SNOW SHOWERS BY LATE
MORNING. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY AROUND 15 FEET.
.SATURDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.SUNDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE WEST IN
THE AFTERNOON...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS IN THE
EVENING...INCREASING TO 15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 1 TO
3 FEET.
.MONDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS LATE. WAVES 2 TO
4 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS LATE. A CHANCE OF SHOWERS. WAVES 3 TO 5 FEET.


$$

LHZ461-312015-
MAFOR 3109/
HURON NORTH...GALE WARNING IN EFFECT...11746 19756 12847 19857
11856 11850 12840 19850 11840. A CHANCE OF SNOW AND RAIN
SHOWERS AFTER MIDNIGHT. A CHANCE OF SNOW SHOWERS LATE TONIGHT.
WAVES 2 FEET OR LESS BUILDING TO 10 TO 14 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 18 FEET TODAY. WAVES 10 TO 14 FEET WITH MAXIMUM
WAVE HEIGHT AROUND 17 FEET TONIGHT. 210305 210609.

HURON SOUTH...GALE WARNING IN EFFECT...12616 11746 19756 12856
13846 19856. A CHANCE OF SNOW SHOWERS IN THE AFTERNOON TODAY. A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT TONIGHT. WAVES 2 FEET OR
LESS BUILDING TO 10 TO 14 FEET WITH MAXIMUM WAVE HEIGHT AROUND 18
FEET TODAY. WAVES 10 TO 14 FEET WITH MAXIMUM WAVE HEIGHT AROUND
20 FEET TONIGHT. 220102.

$$

JVC/SC

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



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