Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 220743
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
343 AM EDT WED MAR 22 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...NEAR 30.70 INCHES...OVER FAR WESTERN
ONTARIO WILL CONTINUE TO BUILD SOUTHEAST OVER THE GREAT LAKES REGION
TODAY. THE HIGH WILL GRADUALLY WEAKEN TO...30.60 INCHES...AS IT
BUILDS INTO THE MID ATLANTIC REGION. A SLOW MOVING LOW PRESSURE
SYSTEM WILL THEN DEVELOP OVER THE CENTRAL PLAINS BEFORE TRACKING
INTO THE MID MISSISSIPPI RIVER VALLEY FOR THE WEEKEND AT 29.60
INCHES.

LHZ361-222015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
343 AM EDT WED MAR 22 2017

.TODAY...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET.
.TONIGHT...WEST WINDS 5 TO 10 KNOTS IN THE EVENING BECOMING LIGHT
AND VARIABLE. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET EARLY IN THE AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. RAIN WITH SNOW
LIKELY. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.FRIDAY...SOUTH WINDS 5 TO 10 KNOTS VEERING TO THE NORTHWEST LATE
IN THE AFTERNOON. RAIN. A CHANCE OF SNOW LATE IN THE AFTERNOON.
WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 15 TO
20 KNOTS UNTIL EARLY MORNING. A CHANCE OF RAIN EARLY IN THE
MORNING. A CHANCE OF SNOW EARLY IN THE MORNING. A CHANCE OF SNOW
AFTER MIDNIGHT. WAVES 2 TO 4 FEET BUILDING TO 5 TO 7 FEET. WAVES
OCCASIONALLY AROUND 10 FEET.
.SUNDAY...EAST WINDS 20 TO 25 KNOTS DECREASING TO 15 TO 20 KNOTS.
SNOW LIKELY UNTIL AFTERNOON. RAIN LIKELY. A CHANCE OF SNOW UNTIL
EARLY MORNING. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET.


$$

LHZ362-363-222015-
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-
343 AM EDT WED MAR 22 2017

.TODAY...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. WAVES 4 TO 6 FEET
SUBSIDING TO 2 TO 4 FEET LATE IN THE AFTERNOON. WAVES
OCCASIONALLY AROUND 8 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 10 KNOTS BACKING TO THE SOUTH
EARLY IN THE MORNING. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET IN THE LATE
MORNING AND AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. RAIN WITH SNOW
LIKELY. WAVES 4 TO 6 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS LATE IN THE MORNING...THEN VEERING TO THE NORTHWEST LATE
IN THE EVENING. RAIN. SNOW LIKELY AFTER MIDNIGHT. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON. WAVES
OCCASIONALLY AROUND 8 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS. SNOW AND RAIN. WAVES 3 TO 5 FEET BUILDING TO 5 TO
7 FEET IN THE LATE EVENING AND EARLY MORNING. WAVES OCCASIONALLY
AROUND 10 FEET.
.SUNDAY...EAST WINDS 20 TO 25 KNOTS DECREASING TO 15 TO 20 KNOTS.
SNOW WITH RAIN LIKELY. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY
AROUND 12 FEET.


$$

LHZ462>464-222015-
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-
343 AM EDT WED MAR 22 2017

.TODAY...NORTH WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS
DECREASING TO 10 TO 15 KNOTS. A CHANCE OF SNOW SHOWERS EARLY IN
THE MORNING. WAVES 5 TO 7 FEET SUBSIDING TO 2 TO 4 FEET LATE IN
THE AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET.
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS EARLY IN THE EVENING
BECOMING LIGHT AND VARIABLE. WAVES 1 TO 3 FEET.
.THURSDAY...SOUTH WINDS 5 TO 10 KNOTS INCREASING TO 15 TO
20 KNOTS. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE
AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. SNOW LIKELY IN THE
EVENING. RAIN. WAVES 3 TO 5 FEET.
.FRIDAY...SOUTH WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 5 TO
10 KNOTS LATE IN THE MORNING...THEN VEERING TO THE NORTH LATE IN
THE EVENING. RAIN. WAVES 3 TO 5 FEET SUBSIDING TO 1 TO 3 FEET.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS. RAIN AND SNOW. WAVES
1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS.
SNOW UNTIL AFTERNOON. RAIN. SNOW LATE IN THE EVENING. WAVES 3 TO
5 FEET.


$$

LHZ461-222015-
MAFOR 2209/
HURON NORTH 12810 12700 12710 11700 11600. WAVES 2 TO 4 FEET
SUBSIDING TO 2 FEET OR LESS TODAY. WAVES 2 FEET OR LESS TONIGHT.
220204.

HURON SOUTH 12820 11810 11800 13700 11500. A CHANCE OF SNOW
SHOWERS THIS MORNING. WAVES 5 TO 7 FEET SUBSIDING TO 1 TO 3 FEET.
OCCASIONAL WAVE HEIGHT AROUND 10 FEET TODAY. WAVES 2 FEET OR LESS
TONIGHT. 210507 210406.

$$

DRC

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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