Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 300753
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
353 AM EDT MON MAR 30 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...A TROUGH OF LOW PRESSURE...SWINGING INTO ONTARIO AND
QUEBEC PROVINCES TODAY...WILL ALLOW WESTERLY FLOW TO STRENGTHEN OVER
THE NORTHERN THIRD OF LAKE HURON. ANOTHER FAST MOVING LOW PRESSURE
CENTER IS EXPECTED TO TRACK ACROSS LAKE MICHGIAN AND THE SOUTHERN
LOWER PENINSULA TONIGHT. SURFACE HIGH PRESSURE WILL THEN EXPAND
AGGRESSIVELY OVER THE CENTRAL GREAT LAKES REGION BY TUESDAY NIGHT.

LHZ361-362-302015-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND
5NM OFF SHORE-
353 AM EDT MON MAR 30 2015

...GALE WARNING IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...NORTHWEST WINDS TO 30 KNOTS...BECOMING WEST 15 TO
20 KNOTS. GUSTS TO 35 KNOT GALES. WAVES 8 TO 12 FEET. WAVES
OCCASIONALLY AROUND 15 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH 5 TO
10 KNOTS BY MIDNIGHT...THEN INCREASING TO 10 TO 15 KNOTS LATE.
WAVES 4 TO 6 FEET...SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
WAVES OCCASIONALLY AROUND 8 FEET.
.TUESDAY...NORTHEAST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING NORTHWEST 5 TO 10 KNOTS
LATE. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET LATE.
.TUESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTH 15 TO 20 KNOTS. A
CHANCE OF SHOWERS. WAVES 2 FEET OR LESS...BUILDING TO 5 TO
7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS...VEERING TO THE SOUTHWEST
IN THE AFTERNOON...THEN DIMINISHING TO 5 TO 10 KNOTS LATE...
BECOMING WEST 10 TO 15 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS
THROUGH LATE AFTERNOON. WAVES 5 TO 7 FEET...SUBSIDING TO 1 TO
3 FEET LATE. WAVES OCCASIONALLY AROUND 10 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS BY MIDNIGHT. WAVES 2 TO 4 FEET.


$$

LHZ363-462-302015-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
353 AM EDT MON MAR 30 2015

.TODAY...WEST WINDS 20 TO 25 KNOTS...BECOMING NORTHWEST 10 TO
15 KNOTS. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.TONIGHT...NORTHWEST WINDS 5 TO 10 KNOTS...BECOMING NORTHEAST
10 TO 15 KNOTS LATE. A CHANCE OF SNOW SHOWERS. WAVES 3 TO
5 FEET...SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.TUESDAY...NORTHEAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE WEST
LATE. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BECOMING SOUTH 10 TO
15 KNOTS IN THE AFTERNOON...THEN INCREASING TO 15 TO 20 KNOTS IN
THE EVENING...INCREASING TO 20 TO 25 KNOTS AFTER MIDNIGHT. A
CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 2 FEET OR LESS...BUILDING
TO 5 TO 7 FEET. WAVES OCCASIONALLY AROUND 10 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS
LATE...BECOMING WEST 10 TO 15 KNOTS AFTER MIDNIGHT. SHOWERS
LIKELY...THEN A CHANCE OF SHOWERS. WAVES 4 TO 6 FEET...SUBSIDING
TO 1 TO 3 FEET LATE. WAVES OCCASIONALLY AROUND 8 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET.


$$

LHZ463-464-302015-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
353 AM EDT MON MAR 30 2015

.TODAY...WEST WINDS 15 TO 20 KNOTS...BECOMING NORTHWEST 5 TO
10 KNOTS. WAVES 3 TO 5 FEET.
.TONIGHT...LIGHT AND VARIABLE WINDS...BECOMING EAST 5 TO 10 KNOTS
AFTER MIDNIGHT...THEN INCREASING TO 10 TO 15 KNOTS LATE. SNOW
SHOWERS LIKELY AFTER MIDNIGHT. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET BY MIDNIGHT.
.TUESDAY...NORTHEAST WINDS 15 TO 20 KNOTS...BACKING TO THE NORTH
WITH GUSTS TO 30 KNOTS BY AFTERNOON. A CHANCE OF SNOW SHOWERS
THROUGH EARLY AFTERNOON. A CHANCE OF SHOWERS BY LATE MORNING.
WAVES 2 TO 4 FEET.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 15 TO
20 KNOTS. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET AFTER
MIDNIGHT.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS IN THE AFTERNOON...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS
LATE. SHOWERS LIKELY...THEN A CHANCE OF SHOWERS. WAVES 2 TO
4 FEET...SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...WEST WINDS 5 TO 10 KNOTS...BECOMING NORTHWEST 10 TO
15 KNOTS BY LATE MORNING...THEN BECOMING NORTH 5 TO 10 KNOTS BY
MIDNIGHT. A CHANCE OF SHOWERS LATE. WAVES 1 TO 3 FEET.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ461-302015-
MAFOR 3009/
HURON NORTH...GALE WARNING IN EFFECT...11640 19650 12740 19750
11730 19750 11730 11720 12810. A CHANCE OF SNOW SHOWERS LATE
TONIGHT. WAVES 8 TO 12 FEET WITH MAXIMUM WAVE HEIGHT AROUND 14
FEET TODAY. WAVES 4 TO 6 FEET SUBSIDING TO 1 TO 3 FEET OVERNIGHT
WITH MAXIMUM WAVE HEIGHT AROUND 8 FEET TONIGHT. 210710 210811.

HURON SOUTH 12630 11720 12710 11800 11100 11207. A CHANCE OF
SNOW SHOWERS AFTER MIDNIGHT TONIGHT. WAVES 4 TO 6 FEET BUILDING
TO 5 TO 7 FEET...THEN SUBSIDING TO 4 TO 6 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 10 FEET TODAY. WAVES 3 TO 5 FEET SUBSIDING TO 2
FEET OR LESS OVERNIGHT WITH MAXIMUM WAVE HEIGHT AROUND 7 FEET
TONIGHT. 210406 210507.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

CB

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



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