000
FZUS63 KDTX 211936
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
335 PM EDT TUE MAY 21 2013

FOR WATERS BEYOND FIVE NAUTICAL MILES OF SHORE ON LAKE HURON

.SYNOPSIS...A LARGE LOW PRESSURE SYSTEM...AVERAGING 29.40
INCHES...WILL CONTINUE TO STALL OVER THE NORTHERN PLAINS BRINGING
SEVERAL ROUNDS OF SHOWERS AND THUNDERSTORMS THROUGH WEDNESDAY. THIS
LOW WILL PASS THROUGH THE SOUTHERN GREAT LAKES ON
THURSDAY...ALLOWING HIGH PRESSURE TO BUILD BACK IN FROM THE NORTH ON
FRIDAY.

LHZ361-220800-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
335 PM EDT TUE MAY 21 2013

.TONIGHT...EAST WINDS 5 TO 10 KNOTS THROUGH MIDNIGHT...BECOMING
LIGHT AND VARIABLE OVERNIGHT. A CHANCE OF SHOWERS AND
THUNDERSTORMS. WAVES 2 FEET OR LESS.
.WEDNESDAY...WEST WINDS 5 TO 10 KNOTS...VEERING TO THE NORTHEAST
BY LATE MORNING. SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS.
WAVES 2 FEET OR LESS.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS AFTER MIDNIGHT. SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS...DIMINISHING TO 5 TO
10 KNOTS IN THE AFTERNOON...THEN INCREASING TO 10 TO 15 KNOTS
LATE. A CHANCE OF SHOWERS. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR
LESS.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE NORTHWEST.
WAVES 2 FEET OR LESS.
.SATURDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ362-363-220800-
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-
335 PM EDT TUE MAY 21 2013

.TONIGHT...EAST WINDS 5 TO 10 KNOTS...VEERING TO THE SOUTH BY
MIDNIGHT...THEN BACKING TO THE EAST AFTER MIDNIGHT...VEERING TO
THE SOUTH LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES
2 FEET OR LESS.
.WEDNESDAY...LIGHT AND VARIABLE WINDS...BECOMING NORTHEAST 5 TO
10 KNOTS BY LATE MORNING. SHOWERS AND THUNDERSTORMS LIKELY. WAVES
2 FEET OR LESS.
.WEDNESDAY NIGHT...NORTH WINDS 5 TO 10 KNOTS...INCREASING TO
10 TO 15 KNOTS AFTER MIDNIGHT. SHOWERS LIKELY. WAVES 2 FEET OR
LESS...BUILDING TO 2 TO 4 FEET LATE.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS.
WAVES 3 TO 5 FEET. MAXIMUM WAVE HEIGHT AROUND 7 FEET.
.THURSDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET.
.FRIDAY...NORTH WINDS 5 TO 10 KNOTS...BACKING TO THE NORTHWEST.
WAVES 2 TO 4 FEET...SUBSIDING TO 2 FEET OR LESS.
.SATURDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ462>464-220800-
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-
335 PM EDT TUE MAY 21 2013

.TONIGHT...SOUTH WINDS 5 TO 10 KNOTS...INCREASING TO 10 TO
15 KNOTS BY MIDNIGHT...THEN BECOMING SOUTHWEST 5 TO 10 KNOTS
LATE. A CHANCE OF SHOWERS AND THUNDERSTORMS UNTIL 5 AM...THEN
SHOWERS AND THUNDERSTORMS LIKELY. WAVES 2 FEET OR LESS.
.WEDNESDAY...SOUTHWEST WINDS 5 TO 10 KNOTS...BACKING TO THE EAST
BY MID AFTERNOON. SHOWERS AND THUNDERSTORMS LIKELY. WAVES 2 FEET
OR LESS.
.WEDNESDAY NIGHT...LIGHT AND VARIABLE WINDS...BECOMING NORTHWEST
5 TO 10 KNOTS AFTER MIDNIGHT. A CHANCE OF SHOWERS. WAVES 2 FEET
OR LESS.
.THURSDAY...NORTH WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY AFTERNOON. A CHANCE OF SHOWERS. WAVES 3 TO 5 FEET.
MAXIMUM WAVE HEIGHT AROUND 7 FEET.
.THURSDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS. WAVES 3 TO 5 FEET.
MAXIMUM WAVE HEIGHT AROUND 6 FEET.
.FRIDAY...NORTH WINDS 10 TO 15 KNOTS THROUGH LATE AFTERNOON...
BECOMING LIGHT AND VARIABLE. WAVES 2 TO 4 FEET...SUBSIDING TO
1 TO 3 FEET.
.SATURDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.
.SUNDAY...LIGHT AND VARIABLE WINDS. WAVES 2 FEET OR LESS.


$$

LHZ461-220200-
MAFOR 2121/
HURON NORTH 14400 11509 11319 12209. A CHANCE OF SHOWERS AND
THUNDERSTORMS TONIGHT. WAVES 2 FEET OR LESS. 220102.

HURON SOUTH 11500 12400 11500 11509 12409 11319. A CHANCE OF
SHOWERS AND THUNDERSTORMS TONIGHT. WAVES 2 FEET OR LESS. 220001.

$$

MR

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)