Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 181950
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
350 PM EDT SAT MAR 18 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 WILL WEAKEN AS IT TRACKS INTO THE EASTERN
GREAT LAKES. A RIDGE OF HIGH PRESSURE...30.40 INCHES...WILL THEN
BUILD INTO THE CENTRAL GREAT LAKES LATE TONIGHT AND SUNDAY. LOW
PRESSURE WILL DROP THROUGH HUDSON BAY LATE THIS WEEKEND AND DRAG A
COLD FRONT THROUGH THE AREA ON MONDAY.

LHZ361-190815-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
350 PM EDT SAT MAR 18 2017

.TONIGHT...LIGHT AND VARIABLE WINDS BECOMING NORTH 5 TO 10 KNOTS
AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW IN THE EVENING. WAVES
1 TO 3 FEET.
.SUNDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE IN THE AFTERNOON. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. A CHANCE OF RAIN. A
CHANCE OF SNOW AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.MONDAY...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING WEST 10 TO
15 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF RAIN UNTIL LATE
AFTERNOON. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. WAVES 1 TO
3 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS WITH GUSTS UP TO 30 KNOTS. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS IN THE LATE EVENING AND EARLY MORNING. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTH UNTIL
EARLY EVENING...THEN BECOMING SOUTHEAST 10 TO 15 KNOTS IN THE
LATE EVENING AND EARLY MORNING. SNOW LIKELY AFTER MIDNIGHT. WAVES
1 TO 3 FEET.


$$

LHZ362-363-190815-
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-
350 PM EDT SAT MAR 18 2017

.TONIGHT...NORTH WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN AND SNOW
IN THE EVENING. WAVES 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS IN THE MORNING BECOMING LIGHT
AND VARIABLE. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF
RAIN AND SNOW AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO
4 FEET AFTER MIDNIGHT.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS EARLY IN THE AFTERNOON. A CHANCE OF SNOW EARLY IN THE
MORNING. A CHANCE OF RAIN UNTIL LATE AFTERNOON. WAVES 2 TO
4 FEET.
.MONDAY NIGHT...WEST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS WITH GUSTS UP TO 30 KNOTS LATE IN THE MORNING...THEN
INCREASING TO 20 TO 25 KNOTS WITH GUSTS UP TO 35 KNOT GALES LATE
IN THE AFTERNOON DECREASING TO 15 TO 20 KNOTS WITH GUSTS UP TO
30 KNOTS LATE IN THE EVENING. WAVES 3 TO 5 FEET BUILDING TO 6 TO
9 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY AROUND 12 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE
EVENING AND EARLY MORNING. WAVES OCCASIONALLY AROUND 8 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTHWEST IN
THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING SOUTH 10 TO
15 KNOTS UNTIL EARLY MORNING. SNOW LIKELY AFTER MIDNIGHT. WAVES
1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE EVENING AND EARLY
MORNING.


$$

LHZ462>464-190815-
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-
350 PM EDT SAT MAR 18 2017

.TONIGHT...NORTH WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN AND SNOW
IN THE EVENING. WAVES 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS UNTIL LATE AFTERNOON BECOMING
LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.SUNDAY NIGHT...LIGHT AND VARIABLE WINDS BECOMING SOUTH 5 TO
10 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN INCREASING
TO 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.MONDAY...SOUTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
EARLY IN THE AFTERNOON. A CHANCE OF RAIN. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING NORTHWEST
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. A CHANCE OF
RAIN EARLY IN THE EVENING. WAVES 1 TO 3 FEET.
.TUESDAY...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS WITH GUSTS UP TO 30 KNOTS LATE IN THE AFTERNOON...THEN
BECOMING NORTH 20 TO 25 KNOTS WITH GUSTS UP TO 30 KNOTS LATE IN
THE EVENING. WAVES 1 TO 3 FEET BUILDING TO 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.
.WEDNESDAY...NORTH WINDS 15 TO 20 KNOTS DECREASING TO 5 TO
10 KNOTS UNTIL EARLY MORNING. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO
3 FEET IN THE LATE EVENING AND EARLY MORNING. WAVES OCCASIONALLY
AROUND 8 FEET.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTH UNTIL
EARLY EVENING...THEN INCREASING TO 10 TO 15 KNOTS IN THE LATE
EVENING AND EARLY MORNING. RAIN AND SNOW LIKELY AFTER MIDNIGHT.
WAVES 1 TO 3 FEET.


$$

LHZ461-190815-
MAFOR 1821/
HURON NORTH 11210 14100 11100 11200 11300. A CHANCE OF RAIN
AND SNOW THIS EVENING. WAVES 1 TO 3 FEET TONIGHT. WAVES 2 FEET OR
LESS SUNDAY. 220103.

HURON SOUTH 11100 12110 14100 11100. A CHANCE OF RAIN AND SNOW
THIS EVENING. WAVES 1 TO 3 FEET. 220103.

$$

DRK

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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