Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 291952
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
352 PM EDT SUN MAR 29 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...LOW PRESSURE...DEEPENING TO 29.30 INCHES...WILL TRACK
ACROSS ONTARIO AND NORTHERN MICHIGAN TONIGHT. THIS WILL INCREASE
SOUTHERLY WINDS TO GALE FORCE OVER OF LAKE HURON INTO TONIGHT...WITH
NORTHWEST GALES THEN CONTINUING OVER THE NORTHERN THIRD OF THE LAKE
MONDAY. ANOTHER LOW PRESSURE SYSTEM WILL THEN TRACK ACROSS THE
SOUTHERN GREAT LAKES MONDAY NIGHT INTO TUESDAY...HOWEVER WINDS DO
NOT LOOK AS STRONG WITH THIS SECOND SYSTEM.

LHZ361-362-300815-
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-
352 PM EDT SUN MAR 29 2015

...GALE WARNING IN EFFECT THROUGH MONDAY AFTERNOON...

.TONIGHT...SOUTHWEST WINDS 20 TO 25 KNOTS WITH GUSTS TO
30 KNOTS...BECOMING WEST TO 30 KNOTS WITH GUSTS TO 40 KNOT GALES
AFTER MIDNIGHT. SNOW SHOWERS LIKELY EARLY THIS EVENING...THEN A
CHANCE OF SNOW SHOWERS BY MIDNIGHT. WAVES 10 TO 14 FEET. WAVES
OCCASIONALLY AROUND 18 FEET.
.MONDAY...WEST WINDS TO 30 KNOTS...BECOMING NORTHWEST 15 TO
20 KNOTS. GUSTS TO 35 KNOT GALES. WAVES 8 TO 12 FEET. WAVES
OCCASIONALLY AROUND 15 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 5 TO 7 FEET...SUBSIDING TO
1 TO 3 FEET OVERNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS THROUGH MID AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS. SHOWERS LIKELY. WAVES 1 TO 3 FEET...BUILDING TO 3 TO
5 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...VEERING TO THE WEST
AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES 2 TO 4 FEET...
SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET LATE.


$$

LHZ363-462-300815-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF
SHORE-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
352 PM EDT SUN MAR 29 2015

...GALE WARNING IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.TONIGHT...SOUTH WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES...
BECOMING WEST 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS BY MIDNIGHT.
SNOW SHOWERS AND SHOWERS LIKELY EARLY THIS EVENING...THEN A
CHANCE OF SNOW SHOWERS AND SHOWERS BY MIDNIGHT. WAVES 8 TO
12 FEET. WAVES OCCASIONALLY AROUND 15 FEET.
.MONDAY...WEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS...
BECOMING NORTHWEST 10 TO 15 KNOTS BY MID AFTERNOON. WAVES 6 TO
9 FEET. WAVES OCCASIONALLY AROUND 12 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING NORTH
5 TO 10 KNOTS AFTER MIDNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO
1 TO 3 FEET LATE.
.TUESDAY...NORTHEAST WINDS 5 TO 10 KNOTS. A CHANCE OF SNOW
SHOWERS. A CHANCE OF SHOWERS BY LATE MORNING. WAVES 2 FEET OR
LESS.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS...BUILDING TO
2 TO 4 FEET.
.THURSDAY...SOUTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS EARLY...THEN SHOWERS
LIKELY THROUGH LATE AFTERNOON. A CHANCE OF SHOWERS LATE. WAVES
2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET.
.FRIDAY...NORTHWEST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
LATE. WAVES 1 TO 3 FEET...BUILDING TO 2 TO 4 FEET LATE.


$$

LHZ463-464-300815-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
352 PM EDT SUN MAR 29 2015

...GALE WARNING IN EFFECT UNTIL MIDNIGHT EDT TONIGHT...

.TONIGHT...SOUTH WINDS TO 30 KNOTS WITH GUSTS TO 35 KNOT GALES...
BECOMING SOUTHWEST 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS BY
MIDNIGHT...THEN BECOMING WEST 15 TO 20 KNOTS AFTER MIDNIGHT. RAIN
AND SNOW SHOWERS LIKELY EARLY THIS EVENING...THEN A CHANCE OF
RAIN AND SNOW SHOWERS BY MIDNIGHT. WAVES 3 TO 5 FEET.
.MONDAY...WEST WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...NORTHWEST WINDS 5 TO 10 KNOTS IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. A CHANCE OF SNOW SHOWERS
AFTER MIDNIGHT. WAVES 3 TO 5 FEET...SUBSIDING TO 1 TO 3 FEET
AFTER MIDNIGHT.
.TUESDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTH 5 TO
10 KNOTS BY AFTERNOON. A CHANCE OF SNOW SHOWERS. A CHANCE OF
SHOWERS BY LATE MORNING. WAVES 2 FEET OR LESS.
.TUESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS IN THE EVENING...
BECOMING LIGHT AND VARIABLE OVERNIGHT. WAVES 2 FEET OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS...BECOMING SOUTH 10 TO
15 KNOTS. A CHANCE OF SHOWERS. WAVES 2 FEET OR LESS.
.THURSDAY...SOUTH WINDS 10 TO 15 KNOTS...BECOMING WEST 5 TO
10 KNOTS LATE. SHOWERS LIKELY...THEN A CHANCE OF SHOWERS. WAVES
2 FEET OR LESS.
.FRIDAY...NORTHWEST WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY LATE MORNING...THEN BECOMING NORTH 5 TO 10 KNOTS
LATE...INCREASING TO 10 TO 15 KNOTS BY MIDNIGHT. A CHANCE OF
SHOWERS. WAVES 2 FEET OR LESS...BUILDING TO 3 TO 5 FEET BY
MIDNIGHT.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

LHZ461-300815-
MAFOR 2921/
HURON NORTH...GALE WARNING IN EFFECT...11457 11547 19557 11540
19550 12640 19650 13740 19750. A CHANCE OF SNOW SHOWERS AFTER
MIDNIGHT TONIGHT. WAVES 6 TO 9 FEET WITH MAXIMUM WAVE HEIGHT
AROUND 12 FEET TONIGHT. WAVES 10 TO 14 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 18 FEET MONDAY. 220710.

HURON SOUTH...GALE WARNING IN EFFECT...12447 19457 11530 13630
11620 11720. A CHANCE OF LIGHT SLEET LATE...THEN A CHANCE OF
RAIN AND SNOW SHOWERS AFTER MIDNIGHT TONIGHT. WAVES 5 TO 7 FEET
SUBSIDING TO 4 TO 6 FEET OVERNIGHT WITH MAXIMUM WAVE HEIGHT
AROUND 10 FEET TONIGHT. WAVES 4 TO 6 FEET WITH MAXIMUM WAVE
HEIGHT AROUND 8 FEET MONDAY. 220507.

WAVE HEIGHTS ARE FOR ICE FREE AREAS.

$$

HLO

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


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