Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 292043
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 PM EST THU JAN 29 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...29.70 INCHES...HAS MOVED INTO THE
EASTERN GREAT LAKES LATE THIS AFTERNOON...WITH NORTHWEST WINDS
QUICKLY RAMPING UP OVER THE CENTRAL GREAT LAKES THIS EVENING. WINDS
WILL DIMINISH ON FRIDAY AS HIGH PRESSURE...30.40 INCHES...BUILDS
OVER LAKE HURON FRIDAY EVENING.

LHZ361-300915-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
343 PM EST THU JAN 29 2015

...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH LATE
TONIGHT...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 PM EST THIS
EVENING THROUGH LATE TONIGHT...

.TONIGHT...NORTHWEST WINDS 20 TO 25 KNOTS...DIMINISHING TO 15 TO
20 KNOTS LATE. GUSTS TO 35 KNOT GALES. HEAVY FREEZING SPRAY
MAINLY BEFORE MIDNIGHT. SCATTERED SNOW SHOWERS MAINLY BEFORE
MIDNIGHT. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS WITH GUSTS TO 20 KNOTS.
WAVES 3 TO 5 FEET... SUBSIDING TO 2 TO 4 FEET.
.FRIDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...BACKING TO THE SOUTH
LATE. WAVES 1 TO 3 FEET.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING WEST 15 TO
20 KNOTS BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES 1 TO
3 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING NORTHWEST 15 TO 20 KNOTS LATE. WAVES 2 TO
4 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING...BECOMING
LIGHT AND VARIABLE...THEN BECOMING NORTHWEST 5 TO 10 KNOTS. WAVES
1 TO 3 FEET.
.MONDAY...WEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING...THEN BECOMING WEST 5 TO 10 KNOTS LATE.
A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET BY LATE EVENING.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ362-363-462-300915-
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-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
343 PM EST THU JAN 29 2015

...GALE WARNING IN EFFECT FROM 7 PM EST THIS EVENING THROUGH
FRIDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 7 PM EST THIS
EVENING THROUGH FRIDAY EVENING...

.TONIGHT...NORTHWEST WINDS 20 TO 25 KNOTS...INCREASING TO
30 KNOTS BY LATE EVENING. GUSTS TO 40 KNOT GALES. FREEZING SPRAY
IN THE EVENING. HEAVY FREEZING SPRAY AFTER MIDNIGHT. SCATTERED
SNOW SHOWERS. WAVES 6 TO 9 FEET...BUILDING TO 10 TO 14 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 18 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES...BECOMING NORTHWEST 15 TO 20 KNOTS BY AFTERNOON. HEAVY
FREEZING SPRAY THROUGH MID AFTERNOON. WAVES 6 TO 9 FEET...
SUBSIDING TO 4 TO 6 FEET LATE. WAVES OCCASIONALLY AROUND 12 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST
5 TO 10 KNOTS BY MIDNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO
3 FEET LATE.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING SOUTHWEST 15 TO
20 KNOTS. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET...BUILDING
TO 2 TO 4 FEET.
.SATURDAY NIGHT...NORTHWEST WINDS 20 TO 25 KNOTS. GUSTS TO
35 KNOT GALES. WAVES 3 TO 5 FEET.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
DIMINISHING TO 10 TO 15 KNOTS IN THE AFTERNOON...THEN DIMINISHING
TO 5 TO 10 KNOTS IN THE EVENING...INCREASING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. A CHANCE OF SNOW. WAVES 3 TO 5 FEET...SUBSIDING
TO 1 TO 3 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS. A CHANCE OF SNOW THROUGH MID
AFTERNOON. WAVES 1 TO 3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO
3 TO 5 FEET.


$$

LHZ463-464-300915-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
343 PM EST THU JAN 29 2015

...GALE WARNING IN EFFECT FROM 10 PM EST THIS EVENING THROUGH
FRIDAY MORNING...
...HEAVY FREEZING SPRAY WARNING IN EFFECT FROM 10 PM EST THIS
EVENING THROUGH FRIDAY EVENING...

.TONIGHT...NORTHWEST WINDS 10 TO 20 KNOTS...INCREASING TO 30
KNOTS WITH GUSTS TO 40 KNOT GALES OVERNIGHT. SCATTERED SNOW
SHOWERS. HEAVY FREEZING SPRAY AFTER MIDNIGHT. WAVES 3 TO 5 FEET...
BUILDING TO 10 TO 14 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND 18
FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES...BECOMING NORTHWEST 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BY AFTERNOON. A CHANCE OF SNOW SHOWERS THROUGH MID AFTERNOON.
HEAVY FREEZING SPRAY. WAVES 8 TO 12 FEET...SUBSIDING TO 4 TO
6 FEET LATE. WAVES OCCASIONALLY AROUND 15 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST
5 TO 10 KNOTS BY MIDNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO
3 FEET LATE.
.SATURDAY...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
BY MID AFTERNOON. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET.
.SATURDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS BY MIDNIGHT. WAVES 1 TO
3 FEET...BUILDING TO 2 TO 4 FEET LATE.
.SUNDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 5 TO
10 KNOTS. A CHANCE OF SNOW. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO
3 FEET.
.MONDAY...NORTHWEST WINDS 5 TO 10 KNOTS...BECOMING WEST 10 TO
15 KNOTS. A CHANCE OF SNOW THROUGH MID AFTERNOON. WAVES 1 TO
3 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE MORNING...THEN DIMINISHING TO 10 TO 15 KNOTS
LATE. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ461-300915-
MAFOR 2922/
HURON NORTH...GALE WARNING IN EFFECT...11730 11740 19750 12742
19752 11842 19852 11832 19852 11732 11720. SCATTERED SNOW
SHOWERS TONIGHT. WAVES 2 TO 4 FEET BUILDING TO 8 TO 12 FEET
OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 15 FEET TONIGHT. WAVES
8 TO 12 FEET SUBSIDING TO 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT
AROUND 15 FEET FRIDAY. 210305 210507.

HURON SOUTH...GALE WARNING IN EFFECT...11727 11730 12742 19752
11842 19852 11832 19852 11832 11722. SCATTERED SNOW SHOWERS
TONIGHT. A CHANCE OF SNOW SHOWERS EARLY FRIDAY AFTERNOON. WAVES 1
TO 3 FEET BUILDING TO 8 TO 12 FEET OVERNIGHT WITH MAXIMUM WAVE
HEIGHT AROUND 15 FEET TONIGHT. WAVES 8 TO 12 FEET SUBSIDING TO 6
TO 9 FEET WITH MAXIMUM WAVE HEIGHT AROUND 15 FEET FRIDAY. 210103
210406.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

SF

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



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