Great Lakes Forecast
Issued by NWS

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000
FZUS63 KDTX 230801
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
400 AM EDT SUN APR 23 2017

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...AVERAGING 30.20 INCHES...WILL CONTINUE
TO HOLD OVER SOUTHERN GREAT LAKES REGION INTO NEXT WEEK. AN AREA OF
LOW PRESSURE...AVERAGING 29.80 INCHES...OVER HUDSON BAY WILL SEND A
WEAKENING COLD FRONT THROUGH THE CENTRAL GREAT LAKES TODAY AND
TONIGHT WITH HIGH PRESSURE BEHIND IT ONCE AGAIN.

LHZ361-232000-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
400 AM EDT SUN APR 23 2017

.TODAY...SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE WEST IN
THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET.
.TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE EAST
10 TO 15 KNOTS EARLY IN THE MORNING. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET EARLY IN THE MORNING.
.MONDAY...EAST WINDS 15 TO 20 KNOTS. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. WAVES 2 TO
4 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. A CHANCE OF SHOWERS
AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET LATE
IN THE EVENING.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST 5 TO
10 KNOTS EARLY IN THE EVENING...THEN INCREASING TO 10 TO 15 KNOTS
IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF SHOWERS EARLY
IN THE MORNING...THEN SHOWERS LIKELY. A CHANCE OF THUNDERSTORMS.
WAVES 1 TO 3 FEET BUILDING TO 3 TO 5 FEET.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHWEST 15 TO
20 KNOTS EARLY IN THE EVENING...THEN VEERING TO THE WEST IN THE
LATE EVENING AND EARLY MORNING. A CHANCE OF SHOWERS AND
THUNDERSTORMS UNTIL AFTERNOON. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.


$$

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-
400 AM EDT SUN APR 23 2017

.TODAY...SOUTH WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET BUILDING
TO 2 TO 4 FEET IN THE AFTERNOON.
.TONIGHT...NORTH WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT...THEN BUILDING TO 3 TO
5 FEET EARLY IN THE MORNING.
.MONDAY...EAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
IN THE LATE MORNING AND AFTERNOON. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.MONDAY NIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 3 TO
5 FEET.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE EVENING.
.WEDNESDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. A CHANCE OF SHOWERS
AND THUNDERSTORMS. WAVES 3 TO 5 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
VEERING TO THE SOUTHWEST IN THE LATE EVENING AND EARLY MORNING. A
CHANCE OF SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. WAVES
4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.


$$

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-
400 AM EDT SUN APR 23 2017

.TODAY...SOUTH WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.
.TONIGHT...NORTH WINDS 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT.
.MONDAY...NORTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE EAST IN
THE LATE MORNING AND AFTERNOON. WAVES 1 TO 3 FEET.
.MONDAY NIGHT...NORTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN BECOMING
SOUTHEAST 10 TO 15 KNOTS AFTER MIDNIGHT. WAVES 1 TO 3 FEET
BUILDING TO 2 TO 4 FEET AFTER MIDNIGHT.
.TUESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING. A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET BUILDING TO 3 TO
5 FEET.
.THURSDAY...SOUTH WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING SOUTHWEST 10 TO 15 KNOTS IN THE LATE EVENING AND EARLY
MORNING. A CHANCE OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO
4 FEET.


$$

LHZ461-231400-
MAFOR 2309/
HURON NORTH 11510 11610 14710 11810 11220. WAVES 1 TO 3 FEET.
220202.

HURON SOUTH 11500 11510 11600 11800 13810 11100. WAVES 1 TO
3 FEET. 220102.

$$

CB

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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