Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 211432
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
932 AM EST SUN DEC 21 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...HIGH PRESSURE...AVERAGING 30.30 INCHES...WILL HOLD
OVER THE EASTERN GREAT LAKES THROUGH TONIGHT. AS THIS HIGH SHIFTS TO
NEAR THE NEW ENGLAND STATES EARLY IN THE WEEK...LOW PRESSURE WILL
DEVELOP OVER THE MID MISSISSIPPI VALLEY MONDAY AND LIFT INTO THE
WESTERN GREAT LAKES TUESDAY. A SECONDARY LOW WILL THEN FORM OVER THE
LOWER MISSISSIPPI VALLEY TUESDAY AND DEEPEN AS IT TRACKS NORTH INTO
THE REGION WEDNESDAY.

LHZ361-362-212115-
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-
932 AM EST SUN DEC 21 2014

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE EVENING. WAVES 1 TO 3 FEET...BUILDING TO 3 TO
5 FEET BY LATE EVENING.
.MONDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. WAVES 4 TO 6 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. SHOWERS LIKELY.
WAVES 3 TO 5 FEET.
.TUESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS. SHOWERS LIKELY. WAVES 3 TO 5 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...VEERING TO THE
SOUTHWEST BY MIDNIGHT. SHOWERS THROUGH MID AFTERNOON...THEN RAIN
AND SNOW SHOWERS LIKELY LATE. WAVES 3 TO 5 FEET...BUILDING TO
5 TO 7 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY LATE EVENING. SNOW SHOWERS AND SHOWERS LIKELY LATE...
THEN A CHANCE OF SNOW SHOWERS. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.


$$

LHZ363-212115-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
932 AM EST SUN DEC 21 2014

.REST OF TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY LATE EVENING. WAVES 1 TO 3 FEET...BUILDING TO 3 TO
5 FEET BY LATE EVENING.
.MONDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES 3 TO 5 FEET.
.TUESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS. SHOWERS LIKELY...THEN SHOWERS BY LATE EVENING. WAVES
3 TO 5 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...VEERING TO THE
SOUTH LATE. SHOWERS. A CHANCE OF SNOW SHOWERS LATE...THEN RAIN
AND SNOW SHOWERS LIKELY BY MIDNIGHT. WAVES 3 TO 5 FEET...BUILDING
TO 5 TO 7 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS BY LATE EVENING. RAIN AND SNOW SHOWERS LIKELY LATE...
THEN A CHANCE OF SNOW SHOWERS. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.


$$

LHZ462>464-212115-
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-
932 AM EST SUN DEC 21 2014

.REST OF TODAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET AFTER MIDNIGHT.
.MONDAY...SOUTHEAST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. WAVES 2 TO 4 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 15 TO 20 KNOTS. A CHANCE OF
SHOWERS. WAVES 2 TO 4 FEET.
.TUESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY...THEN SHOWERS BY LATE
EVENING. WAVES 3 TO 5 FEET.
.WEDNESDAY...SOUTH WINDS 10 TO 15 KNOTS...VEERING TO THE
SOUTHWEST BY MIDNIGHT. SHOWERS. A CHANCE OF SNOW SHOWERS LATE. A
CHANCE OF SHOWERS. WAVES 3 TO 5 FEET...BUILDING TO 5 TO 7 FEET BY
MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...WEST WINDS 15 TO 20 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS BY LATE EVENING. A CHANCE OF SHOWERS LATE. SCATTERED
SNOW SHOWERS. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET.


$$

LHZ461-212115-
MAFOR 2116/
HURON NORTH 11500 11400 12410 13420 11410. WAVES 2 FEET OR
LESS THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET
OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 7 FEET TONIGHT. WAVES 3
TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 6 FEET MONDAY MORNING.
220001.

HURON SOUTH 11500 12400 12410 11420 11320 11310. WAVES 2
FEET OR LESS THIS AFTERNOON. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4
FEET OVERNIGHT TONIGHT. WAVES 2 TO 4 FEET MONDAY MORNING. 220001.

$$

SC

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


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