Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 092037
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
336 PM EST MON JAN 9 2017

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...29.40 INCHES...OVER THE CENTRAL PLAINS
TONIGHT WILL STRENGTHEN AS IT APPROACHES THE WESTERN GREAT LAKES ON
TUESDAY. STRONG SOUTHERLY WINDS WILL SETUP ACROSS THE EASTERN GREAT
LAKES ON TUESDAY BEFORE DIMINISHING BY WEDNESDAY AS THE LOW
PRESSURE...29.10 INCHES...MOVES NORTHWARD ACROSS ONTARIO AND
WEAK RIDGING BUILDS INTO THE REGION.

LHZ361-100900-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
336 PM EST MON JAN 9 2017

...GALE WATCH IN EFFECT FROM TUESDAY EVENING THROUGH WEDNESDAY
MORNING...

.TONIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS LATE IN THE EVENING...THEN INCREASING TO 15 TO 20 KNOTS
AFTER MIDNIGHT. SNOW LIKELY LATE IN THE EVENING. SNOW AFTER
MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 5 TO 7 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.TUESDAY...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING SOUTHEAST 15 TO 20 KNOTS. SNOW. WAVES 8 TO 12 FEET.
WAVES OCCASIONALLY AROUND 15 FEET.
.TUESDAY NIGHT...SOUTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 35 KNOT
GALES BECOMING WEST AT 35 KNOTS WITH GUSTS TO 45 KNOT GALES BY
MIDNIGHT. RAIN AND SNOW LIKELY IN THE EVENING. WAVES 6 TO 9 FEET.
WAVES OCCASIONALLY AROUND 12 FEET. A GALE WARNING MAY BE NEEDED.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING SOUTHWEST 10 TO 15 KNOTS BY LATE MORNING...THEN BECOMING
SOUTH 15 TO 20 KNOTS BY MID AFTERNOON. A CHANCE OF SNOW IN THE
AFTERNOON. WAVES 3 TO 5 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST
5 TO 10 KNOTS BY MIDNIGHT...THEN BECOMING NORTHWEST 10 TO
15 KNOTS LATE. A CHANCE OF SNOW. WAVES 3 TO 5 FEET SUBSIDING TO
2 TO 4 FEET LATE.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING WEST 10 TO 15 KNOTS IN
THE EVENING INCREASING TO 20 TO 25 KNOTS AFTER MIDNIGHT. A CHANCE
OF SNOW. WAVES 2 TO 4 FEET BUILDING TO 3 TO 5 FEET.
.FRIDAY...WEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO 10 KNOTS LATE
BACKING TO THE WEST BY MIDNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO
1 TO 3 FEET LATE.
.SATURDAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-100900-
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-
336 PM EST MON JAN 9 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
MORNING...

.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 35 KNOT GALES AFTER MIDNIGHT. SNOW BY LATE
EVENING. WAVES 5 TO 7 FEET BUILDING TO 8 TO 12 FEET LATE. WAVES
OCCASIONALLY AROUND 15 FEET.
.TUESDAY...SOUTH WINDS TO 30 KNOTS DECREASING TO 20 TO 25 KNOTS
IN THE AFTERNOON...THEN INCREASING TO 30 KNOTS LATE. GUSTS TO
35 KNOT GALES. SNOW. A CHANCE OF FREEZING RAIN AND SLEET IN THE
AFTERNOON. RAIN BY AFTERNOON. SNOW MAY BE HEAVY AT TIMES IN THE
MORNING. WAVES 10 TO 14 FEET. WAVES OCCASIONALLY AROUND 18 FEET.
.TUESDAY NIGHT...SOUTH WINDS TO 30 KNOTS BECOMING SOUTHWEST AT
35 KNOTS BY MIDNIGHT...THEN BECOMING WEST TO 30 KNOTS LATE. GUSTS
TO 45 KNOT GALES. A CHANCE OF RAIN AND SNOW IN THE EVENING. WAVES
8 TO 12 FEET. WAVES OCCASIONALLY AROUND 15 FEET. A GALE WARNING
MAY BE NEEDED.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS BACKING TO THE SOUTH BY
LATE MORNING...THEN INCREASING TO 20 TO 25 KNOTS BY MID
AFTERNOON. GUSTS TO 30 KNOTS. A CHANCE OF SNOW IN THE AFTERNOON.
WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST
10 TO 15 KNOTS BY MIDNIGHT. A CHANCE OF SNOW IN THE EVENING.
RAIN...FREEZING RAIN AND SLEET LIKELY. SNOW LIKELY AFTER
MIDNIGHT. WAVES 3 TO 5 FEET.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 15 TO
20 KNOTS IN THE EVENING BECOMING WEST 20 TO 25 KNOTS AFTER
MIDNIGHT. A CHANCE OF SNOW...RAIN...FREEZING RAIN AND SLEET.
WAVES 2 TO 4 FEET BUILDING TO 4 TO 6 FEET AFTER MIDNIGHT. WAVES
OCCASIONALLY AROUND 8 FEET.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN DECREASING TO 5 TO 10 KNOTS LATE
VEERING TO THE NORTHWEST 5 TO 10 KNOTS BY MIDNIGHT. WAVES 4 TO
6 FEET SUBSIDING TO 2 TO 4 FEET BY MIDNIGHT. WAVES OCCASIONALLY
AROUND 8 FEET.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHEAST...
THEN BACKING TO THE NORTHEAST BY LATE EVENING. WAVES 2 FEET OR
LESS.


$$

LHZ462>464-100900-
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-
336 PM EST MON JAN 9 2017

...GALE WARNING IN EFFECT FROM LATE TONIGHT THROUGH WEDNESDAY
MORNING...

.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS INCREASING TO 30 KNOTS WITH
GUSTS TO 35 KNOT GALES OVERNIGHT. SNOW BY LATE EVENING. WAVES
4 TO 6 FEET BUILDING TO 8 TO 12 FEET LATE. WAVES OCCASIONALLY
AROUND 15 FEET.
.TUESDAY...SOUTH WINDS TO 30 KNOTS. GUSTS TO 40 KNOTS. SNOW...
FREEZING RAIN AND SLEET IN THE MORNING. RAIN. A CHANCE OF
FREEZING RAIN...SNOW AND SLEET BY AFTERNOON. SNOW MAY BE HEAVY AT
TIMES IN THE MORNING. WAVES 8 TO 12 FEET. WAVES OCCASIONALLY
AROUND 15 FEET.
.TUESDAY NIGHT...SOUTH WINDS TO 30 KNOTS BECOMING SOUTHWEST AT
35 KNOTS BY MIDNIGHT...THEN BECOMING WEST TO 30 KNOTS LATE. GUSTS
TO 40 KNOT GALES. A CHANCE OF RAIN IN THE EVENING. A CHANCE OF
SNOW LATE IN THE EVENING. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY
AROUND 12 FEET. A GALE WARNING MAY BE NEEDED.
.WEDNESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING SOUTH 20 TO
25 KNOTS BY MID AFTERNOON. GUSTS TO 30 KNOTS. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.WEDNESDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. RAIN...FREEZING
RAIN AND SLEET LIKELY. SNOW LIKELY AFTER MIDNIGHT. WAVES 2 TO
4 FEET.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 10 TO
15 KNOTS IN THE EVENING BECOMING WEST 15 TO 20 KNOTS AFTER
MIDNIGHT. A CHANCE OF RAIN...FREEZING RAIN...SLEET AND SNOW.
WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON...
THEN BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT.
.FRIDAY...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH 5 TO
10 KNOTS. WAVES 3 TO 5 FEET.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-100300-
MAFOR 0922/
HURON NORTH...GALE WARNING IN EFFECT...11510 11517 12427
14437. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO 4 FEET...THEN BUILDING
TO 4 TO 6 FEET OVERNIGHT. OCCASIONAL WAVE HEIGHT AROUND 8 FEET
TONIGHT. WAVES 8 TO 12 FEET. OCCASIONAL WAVE HEIGHT AROUND 15
FEET TUESDAY.

HURON SOUTH...GALE WARNING IN EFFECT...11520 12427 11437 13447
19457 11446 19456. A CHANCE OF LIGHT FREEZING RAIN AND LIGHT
SLEET TUESDAY AFTERNOON. A CHANCE OF LIGHT FREEZING RAIN AND
LIGHT SLEET TUESDAY AFTERNOON. WAVES 3 TO 5 FEET BUILDING TO 5 TO
7 FEET OVERNIGHT. OCCASIONAL WAVE HEIGHT AROUND 10 FEET TONIGHT.
WAVES 8 TO 12 FEET. OCCASIONAL WAVE HEIGHT AROUND 15 FEET
TUESDAY.

$$

MR

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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