Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 250748
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
348 AM EDT MON APR 25 2016

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 OF 30.40 INCHES WILL REMAIN ANCHORED
OVER NORTHERN ONTARIO TODAY. MEANWHILE...LOW PRESSURE OF 29.40
INCHES WILL SLOWLY WEAKEN AS IT TRACKS SOUTHERN MINNESOTA THIS
MORNING THROUGH LOWER MICHIGAN TONIGHT. AS THE REMNANT LOW TRACKS
INTO THE EASTERN GREAT LAKES ON TUESDAY...A COLD FRONT WILL SAG
SOUTH FROM THE SOUTHERN GREAT LAKES INTO THE OHIO VALLEY. THIS WILL
ALLOW THE HIGH PRESSURE SYSTEM OVER NORTHERN ONTARIO TO EXPAND
ACROSS THE GREAT LAKES REGION BY WEDNESDAY.

LHZ361-252030-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
348 AM EDT MON APR 25 2016

.TODAY...EAST WINDS 15 TO 20 KNOTS. SHOWERS. WAVES 4 TO 6 FEET.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS BY MIDNIGHT...THEN BECOMING NORTHEAST 15 TO 20 KNOTS
LATE. SHOWERS LIKELY THROUGH MIDNIGHT...THEN A CHANCE OF SHOWERS
LATE. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.TUESDAY...NORTHEAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN BECOMING LIGHT AND VARIABLE
LATE. WAVES 4 TO 6 FEET...SUBSIDING TO 2 TO 4 FEET LATE. WAVES
OCCASIONALLY AROUND 8 FEET.
.TUESDAY NIGHT...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE
NORTHEAST LATE. WAVES 2 FEET OR LESS.
.WEDNESDAY...NORTHEAST WINDS 5 TO 10 KNOTS IN THE MORNING...
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS.
WAVES 2 FEET OR LESS.
.THURSDAY...EAST WINDS 5 TO 10 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE...THEN BECOMING NORTH 5 TO 10 KNOTS
AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-252030-
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-
348 AM EDT MON APR 25 2016

.TODAY...EAST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO 25 KNOTS
BY MID AFTERNOON. SHOWERS. A CHANCE OF THUNDERSTORMS BY MID
AFTERNOON. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.TONIGHT...NORTHEAST WINDS 20 TO 25 KNOTS. A CHANCE OF
THUNDERSTORMS THROUGH MIDNIGHT. SHOWERS LIKELY THROUGH MIDNIGHT...
THEN A CHANCE OF SHOWERS LATE. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.
.TUESDAY...NORTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING NORTH 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS AFTER MIDNIGHT...THEN VEERING TO THE NORTHEAST LATE.
WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT...
THEN BUILDING TO 2 TO 4 FEET LATE.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ462>464-252030-
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-
348 AM EDT MON APR 25 2016

.TODAY...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS THROUGH
EARLY AFTERNOON...THEN SHOWERS LIKELY AND A CHANCE OF
THUNDERSTORMS BY MID AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO
5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.TONIGHT...EAST WINDS 10 TO 15 KNOTS. A CHANCE OF THUNDERSTORMS
THROUGH MIDNIGHT. SHOWERS LIKELY. THUNDERSTORMS LIKELY AFTER
MIDNIGHT. WAVES 4 TO 6 FEET.
.TUESDAY...NORTHEAST WINDS 15 TO 20 KNOTS. A CHANCE OF DRIZZLE.
WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT...THEN BECOMING NORTHEAST 10 TO 15 KNOTS
LATE. WAVES 2 TO 4 FEET.
.WEDNESDAY...NORTHEAST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
.THURSDAY...NORTHEAST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO
3 FEET AFTER MIDNIGHT.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-252030-
MAFOR 2509/
HURON NORTH 13226 14236 11236. WAVES 2 TO 4 FEET BUILDING TO 4
TO 6 FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET TODAY. WAVES 5
TO 7 FEET WITH MAXIMUM WAVE HEIGHT AROUND 9 FEET TONIGHT. 210203
210305.

HURON SOUTH 13216 11226 12236 12226. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 7 FEET
TODAY. WAVES 4 TO 6 FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET
TONIGHT. 220103.

$$

SS

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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