Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 231355
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
951 AM EDT THU MAY 23 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE HURON

.SYNOPSIS...A LARGE LOW PRESSURE SYSTEM OVER SOUTHERN
ONTARIO...AVERAGING 29.60 INCHES...WILL SLOWLY TRACK NORTHEAST
THROUGH THE ST. LAWRENCE SEAWAY TODAY. THE COLD FRONT ASSOCIATED
WITH THIS LOW WILL PUSH THROUGH THE SOUTHERN GREAT LAKES
TODAY...ALLOWING HIGH PRESSURE TO BUILD IN ACROSS THE CENTRAL GREAT
LAKES ON FRIDAY. THE HIGH WILL SETTLE OVER THE CENTRAL GREAT LAKES
REGION THROUGH THE WEEKEND.

LHZ361-232000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
951 AM EDT THU MAY 23 2013

.REST OF TODAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS BY LATE MORNING. A CHANCE OF SHOWERS UNTIL 11 AM.
WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET LATE. MAXIMUM WAVE
HEIGHT AROUND 6 FEET.
.TONIGHT...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS LATE. WAVES 2 FEET OR LESS.
.FRIDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.SATURDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-232000-
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-
951 AM EDT THU MAY 23 2013

.REST OF TODAY...NORTH WINDS 15 TO 20 KNOTS WITH GUSTS TO
30 KNOTS...DIMINISHING TO 10 TO 15 KNOTS LATE. SHOWERS UNTIL
11 AM...THEN SHOWERS LIKELY UNTIL 2 PM...THEN A CHANCE OF
SHOWERS. WAVES 5 TO 7 FEET. MAXIMUM WAVE HEIGHT AROUND 10 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 15 TO
20 KNOTS BY MIDNIGHT...THEN DIMINISHING TO 10 TO 15 KNOTS AFTER
MIDNIGHT. WAVES 3 TO 5 FEET. MAXIMUM WAVE HEIGHT AROUND 7 FEET.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY AFTERNOON. WAVES 3 TO 5 FEET. MAXIMUM WAVE HEIGHT
AROUND 7 FEET.
.FRIDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS. WAVES 1 TO 3 FEET.
.SATURDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ462>464-232000-
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-
951 AM EDT THU MAY 23 2013

.REST OF TODAY...NORTH WINDS 20 TO 25 KNOTS. GUSTS AROUND 30 KNOTS.
SHOWERS UNTIL 5 PM...THEN A CHANCE OF SHOWERS. WAVES 6 TO 9 FEET.
MAXIMUM WAVE HEIGHT AROUND 11 FEET.
.TONIGHT...NORTH WINDS 10 TO 15 KNOTS WITH GUSTS TO 30 KNOTS...
INCREASING TO 15 TO 20 KNOTS AFTER MIDNIGHT. WAVES 6 TO 9 FEET...
SUBSIDING TO 3 TO 5 FEET AFTER MIDNIGHT. MAXIMUM WAVE HEIGHT
AROUND 12 FEET.
.FRIDAY...NORTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO 10 KNOTS
LATE. WAVES 4 TO 6 FEET. MAXIMUM WAVE HEIGHT AROUND 8 FEET.
.FRIDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET AFTER MIDNIGHT.
.SATURDAY...NORTH WINDS 5 TO 10 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 1 TO 3 FEET.
.SUNDAY...NORTH WINDS 5 TO 10 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.MONDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ461-232000-
MAFOR 2315/
HURON NORTH 11836 11830 11820 11810 13820 11810. A CHANCE OF RAIN
SHOWERS THROUGH THIS AFTERNOON. WAVES 5 TO 7 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 10 FEET THIS AFTERNOON. WAVES 5 TO 7 FEET SUBSIDING TO
2 TO 4 FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 10 FEET
TONIGHT. WAVES 3 TO 5 FEET WITH MAXIMUM WAVE HEIGHT AROUND 7 FEET
FRIDAY MORNING. 220507.

HURON SOUTH 12836 11830 11820 11810 13820. A CHANCE OF SHOWERS.
WAVES 5 TO 7 FEET BUILDING TO 6 TO 9 FEET WITH MAXIMUM WAVE HEIGHT
AROUND 12 FEET THIS AFTERNOON. WAVES 5 TO 7 FEET SUBSIDING TO 2 TO 4
FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 10 FEET TONIGHT.
WAVES 4 TO 6 FEET WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET FRIDAY
MORNING. 220508.

$$

HLO

WAVES ARE THE SIGNIFICANT WAVE HEIGHT - THE AVERAGE OF THE HIGHEST
1/3 OF THE WAVE SPECTRUM. MAXIMUM WAVE HEIGHT IS THE HIGHEST 1/20
WAVE HEIGHT.

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





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