Great Lakes Forecast
Issued by NWS

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151
FZUS63 KDTX 190241
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
940 PM EST WED JAN 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...HIGH PRESSURE...30.20 INCHES... SITUATED OVER THE OHIO
VALLEY...WILL CONTINUE TO INFLUENCE THE GREAT LAKES REGION
THROUGHOUT BOTH WEDNESDAY AND THURSDAY. LOW PRESSURE...29.60
INCHES...WILL THEN PUSH OVER MICHIGAN BY FRIDAY MORNING...BRINGING
THE LIKELY CHANCE FOR RAIN SHOWERS. THROUGHOUT THE WEEKEND... LOW
PRESSURE OVER THE NORTHERN CENTRAL PLAINS AND HIGH PRESSURE SITUATED
OVERTHE WESTERN ATLANTIC WILL SHIFT WINDS S/SE ON
SATURDAY...USHERING WARMER AIR INTO THE REGION.

LHZ361-190900-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
940 PM EST WED JAN 18 2017

.REST OF TONIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING LIGHT AND
VARIABLE OVERNIGHT. WAVES 1 TO 3 FEET.
.THURSDAY...LIGHT AND VARIABLE WINDS BECOMING SOUTHEAST 5 TO
10 KNOTS LATE. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
BY MID AFTERNOON. A CHANCE OF SNOW AND SLEET LATE. WAVES 2 FEET
OR LESS.
.FRIDAY NIGHT...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF FREEZING
RAIN LATE IN THE EVENING. WAVES 2 FEET OR LESS.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
AFTER MIDNIGHT. A CHANCE OF RAIN AND SNOW. WAVES 2 FEET OR LESS.
.SUNDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
BY MIDNIGHT. A CHANCE OF SNOW THROUGH EARLY AFTERNOON. A CHANCE
OF RAIN. A CHANCE OF SNOW. WAVES 1 TO 3 FEET BUILDING TO 4 TO
6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.MONDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS LATE. A CHANCE OF SNOW LATE. A CHANCE OF RAIN. A CHANCE
OF SNOW MAINLY BEFORE MIDNIGHT. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.


$$

LHZ362-363-190900-
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-
940 PM EST WED JAN 18 2017

.REST OF TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS DECREASING TO
5 TO 10 KNOTS OVERNIGHT. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO
3 FEET LATE.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN...SNOW AND
SLEET IN THE AFTERNOON. WAVES 1 TO 3 FEET.
.FRIDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.SATURDAY...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN. A CHANCE
OF SNOW AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.SUNDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS.
A CHANCE OF RAIN AND SNOW THROUGH EARLY AFTERNOON. A CHANCE OF
RAIN LATE. A CHANCE OF SNOW BY MIDNIGHT. WAVES 3 TO 5 FEET
BUILDING TO 5 TO 7 FEET LATE. WAVES OCCASIONALLY AROUND 10 FEET.
.MONDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS BY LATE EVENING. RAIN LIKELY AND A CHANCE OF SNOW. WAVES
5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.


$$

LHZ462>464-190900-
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-
940 PM EST WED JAN 18 2017

.REST OF TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST
5 TO 10 KNOTS LATE. PATCHY FOG LATE. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET BY LATE EVENING...THEN SUBSIDING TO 1 TO 3 FEET
LATE.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.THURSDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...EAST WINDS 5 TO 10 KNOTS. A CHANCE OF FREEZING RAIN
EARLY. A CHANCE OF RAIN. A CHANCE OF SNOW AND SLEET LATE IN THE
MORNING. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.SATURDAY...SOUTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN.
WAVES 2 FEET OR LESS.
.SUNDAY...EAST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO 15 KNOTS
IN THE AFTERNOON...THEN INCREASING TO 15 TO 20 KNOTS LATE
DECREASING TO 10 TO 15 KNOTS BY MIDNIGHT. A CHANCE OF RAIN EARLY.
A CHANCE OF RAIN LATE. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.MONDAY...EAST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO 10 KNOTS
BY LATE EVENING. A CHANCE OF RAIN LATE...THEN RAIN LIKELY IN THE
AFTERNOON. A CHANCE OF RAIN AND SNOW AFTER MIDNIGHT. WAVES 3 TO
5 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREASS.

$$

LHZ461-190900-
MAFOR 1904/
HURON NORTH 12610 11600 12500 13400. WAVES 1 TO 3 FEET.
220203.

HURON SOUTH 11620 12610 11600 12500 12400. WAVES 2 TO 4 FEET
OVERNIGHT. WAVES 2 FEET OR LESS THURSDAY AND THURSDAY EVENING.
220204.

$$

DG

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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