Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 271337
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
937 AM EDT MON MAR 27 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...29.90 INCHES...WILL MOVE FROM LAKE HURON
EARLY THIS MORNING TO SOUTHERN QUEBEC BY EVENING. ANOTHER LOW
PRESSURE SYSTEM...29.80 INCHES...IS FORECAST TO TRACK ACROSS THE
OHIO VALLEY TONIGHT. THIS LOW WILL MOVE TO THE MID ATLANTIC ON
TUESDAY AS HIGH PRESSURE OF 30.40 INCHES EXPANDS ACROSS THE NORTHERN
GREAT LAKES. THIS HIGH WILL EXPAND ACROSS THE EASTERN GREAT LAKES BY
THURSDAY. ANOTHER LOW PRESSURE SYSTEM IS FORECAST TO TRACK ACROSS
THE OHIO VALLEY ON FRIDAY.

LHZ361-272015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
937 AM EDT MON MAR 27 2017

.REST OF TODAY...WEST WINDS AROUND 10 KNOTS. A CHANCE OF RAIN
LATE IN THE MORNING. AREAS OF FOG. WAVES 2 FEET OR LESS.
.TONIGHT...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 5 TO 10 KNOTS IN THE MORNING
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTHEAST 5 TO
10 KNOTS LATE IN THE EVENING. WAVES 2 FEET OR LESS.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF SNOW
IN THE EVENING. A CHANCE OF RAIN UNTIL EARLY MORNING. SNOW LIKELY
AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET UNTIL
EARLY MORNING.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 10 TO
15 KNOTS UNTIL EARLY MORNING. SNOW LIKELY UNTIL AFTERNOON. A
CHANCE OF RAIN. A CHANCE OF SNOW UNTIL EARLY MORNING. WAVES 4 TO
6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.


$$

LHZ362-363-272015-
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-
937 AM EDT MON MAR 27 2017

.REST OF TODAY...WEST WINDS 5 TO 10 KNOTS. A CHANCE OF RAIN LATE
IN THE MORNING. AREAS OF FOG. WAVES 2 FEET OR LESS.
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS UNTIL EARLY MORNING. RAIN LIKELY UNTIL EARLY MORNING.
SNOW LIKELY IN THE LATE EVENING AND EARLY MORNING. WAVES 2 TO
4 FEET BUILDING TO 4 TO 6 FEET UNTIL EARLY MORNING. WAVES
OCCASIONALLY AROUND 8 FEET.
.FRIDAY...NORTHEAST WINDS 15 TO 20 KNOTS. SNOW LIKELY UNTIL
AFTERNOON. RAIN LIKELY...THEN A CHANCE OF RAIN AND SNOW IN THE
LATE EVENING AND EARLY MORNING. WAVES 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.


$$

LHZ462>464-272015-
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-
937 AM EDT MON MAR 27 2017

.REST OF TODAY...SOUTHWEST WINDS 5 TO 10 KNOTS IN THE LATE
MORNING AND EARLY AFTERNOON BECOMING LIGHT AND VARIABLE. AREAS OF
FOG. WAVES 2 FEET OR LESS.
.TONIGHT...LIGHT AND VARIABLE WINDS BECOMING NORTH 5 TO 10 KNOTS
IN THE LATE EVENING AND OVERNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...NORTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET EARLY IN THE AFTERNOON.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE EVENING.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN INCREASING TO
10 TO 15 KNOTS EARLY IN THE EVENING INCREASING TO 15 TO 20 KNOTS
IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF SNOW EARLY IN
THE AFTERNOON. A CHANCE OF RAIN IN THE AFTERNOON...THEN RAIN AND
SNOW LIKELY UNTIL EARLY MORNING. WAVES 1 TO 3 FEET BUILDING TO
3 TO 5 FEET UNTIL EARLY MORNING.
.FRIDAY...EAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING NORTHEAST
15 TO 20 KNOTS UNTIL EARLY MORNING. SNOW LIKELY EARLY IN THE
MORNING. RAIN LIKELY...THEN A CHANCE OF RAIN IN THE LATE EVENING
AND EARLY MORNING. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET.


$$

LHZ461-272015-
MAFOR 2715/
HURON NORTH 12703 13700 13800. WAVES 2 FEET OR LESS. 220102.

HURON SOUTH 12603 14800 11800 11810. WAVES 2 FEET OR LESS.
220101.

$$

SF

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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