Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 230739
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
339 AM EDT MON MAR 23 2015

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 30.50 INCHES...CENTERED
OVER ONTARIO WILL CONTINUE TO BUILD SLOWLY SOUTHWARD INTO THE
EASTERN GREAT LAKES TODAY. THIS HIGH WILL PERSIST THROUGH TUESDAY
UNTIL A DEEPENING LOW PRESSURE SYSTEM...AVERAGING 29.50
INCHES...TRACKS THROUGH THE GREAT LAKES REGION ON WEDNESDAY.

LHZ361-232015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
339 AM EDT MON MAR 23 2015

.TODAY...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH EARLY AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.TONIGHT...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.TUESDAY...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS...BECOMING EAST
15 TO 20 KNOTS LATE. A CHANCE OF RAIN AND SNOW SHOWERS AFTER
MIDNIGHT. WAVES 2 FEET OR LESS...BUILDING TO 2 TO 4 FEET LATE.
.WEDNESDAY...EAST WINDS 10 TO 15 KNOTS...VEERING TO THE SOUTH IN
THE AFTERNOON...THEN VEERING TO THE WEST IN THE EVENING...
DIMINISHING TO 5 TO 10 KNOTS AFTER MIDNIGHT. SHOWERS THROUGH LATE
AFTERNOON...THEN SHOWERS LIKELY IN THE EVENING. A CHANCE OF RAIN
AND SNOW SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET AFTER MIDNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTH IN
THE AFTERNOON...THEN INCREASING TO 10 TO 15 KNOTS LATE. A CHANCE
OF SHOWERS EARLY. A CHANCE OF SNOW SHOWERS. WAVES 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS. A CHANCE OF SNOW SHOWERS
LATE. WAVES 2 FEET OR LESS.


$$

LHZ362-363-232015-
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-
339 AM EDT MON MAR 23 2015

.TODAY...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 TO 4 FEET...SUBSIDING TO
2 FEET OR LESS BY LATE MORNING.
.TONIGHT...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.TUESDAY...LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 10 KNOTS
LATE. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS LATE. A CHANCE OF RAIN AND SNOW SHOWERS AFTER
MIDNIGHT. WAVES 2 FEET OR LESS...BUILDING TO 2 TO 4 FEET LATE.
.WEDNESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...VEERING TO THE
SOUTH IN THE AFTERNOON...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS.
SHOWERS THROUGH MID AFTERNOON...THEN A CHANCE OF SHOWERS. A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WAVES 3 TO 5 FEET.
.THURSDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...VEERING TO THE
NORTHWEST IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO
10 KNOTS LATE. A CHANCE OF SHOWERS EARLY. A CHANCE OF SNOW
SHOWERS. WAVES 1 TO 3 FEET.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MIDNIGHT. A CHANCE OF SNOW SHOWERS LATE. WAVES 1 TO
3 FEET.


$$

LHZ462>464-232015-
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-
339 AM EDT MON MAR 23 2015

.TODAY...NORTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET BY LATE MORNING.
.TONIGHT...NORTH WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. WAVES 2 FEET OR LESS.
.TUESDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS...INCREASING TO
15 TO 20 KNOTS LATE. SHOWERS LIKELY AND A CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. WAVES 2 FEET OR LESS...BUILDING TO 2 TO 4 FEET
LATE.
.WEDNESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS...VEERING TO THE
SOUTH IN THE AFTERNOON...THEN BECOMING SOUTHWEST 10 TO 15 KNOTS
IN THE EVENING...DIMINISHING TO 5 TO 10 KNOTS AFTER MIDNIGHT.
SHOWERS THROUGH MID AFTERNOON...THEN A CHANCE OF SHOWERS. A
CHANCE OF SNOW SHOWERS AFTER MIDNIGHT. WAVES 3 TO 5 FEET...
SUBSIDING TO 2 TO 4 FEET AFTER MIDNIGHT.
.THURSDAY...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHWEST
IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO 10 KNOTS AFTER
MIDNIGHT. A CHANCE OF SHOWERS. A CHANCE OF SNOW SHOWERS. WAVES
1 TO 3 FEET.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MIDNIGHT. A CHANCE OF SNOW SHOWERS LATE. WAVES 1 TO
3 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ461-232015-
MAFOR 2309/
HURON NORTH 11120 11110 12100 13200 11300. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET TODAY. WAVES 2 FEET OR LESS TONIGHT.
210204 210103.

HURON SOUTH 11120 11110 15100. WAVES 3 TO 5 FEET SUBSIDING TO 1
TO 3 FEET WITH MAXIMUM WAVE HEIGHT AROUND 7 FEET TODAY. WAVES 2
FEET OR LESS TONIGHT. 210305 210103.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

DRK

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



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