Great Lakes Forecast
Issued by NWS

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FZUS63 KDTX 300151
GLFLH

OPEN LAKE FORECAST FOR LAKE HURON
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
951 PM EDT SAT APR 29 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...30.40 INCHES...OVER THE NORTHERN GREAT
LAKES WILL MOVE EASTWARD TONIGHT AS A FRONTAL BOUNDARY LIFTS INTO
THE NORTHERN OHIO VALLEY. LOW PRESSURE MOVING THROUGH THE PLAINS
SATURDAY NIGHT AND SUNDAY WILL STRENGTHEN AS IT PUSHES THE FRONT
NORTHWARD THROUGH THE CENTRAL GREAT LAKES. THE LOW...29.20
INCHES...WILL THEN LIFT ACROSS THE WESTERN AND NORTHERN GREAT LAKES
MONDAY AND MONDAY NIGHT.

LHZ361-300815-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
951 PM EDT SAT APR 29 2017

.REST OF TONIGHT...NORTH WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS AFTER MIDNIGHT...THEN INCREASING TO 15 TO 20 KNOTS EARLY
IN THE MORNING. A CHANCE OF SHOWERS IN THE LATE EVENING AND EARLY
MORNING...THEN SHOWERS LIKELY EARLY IN THE MORNING. WAVES 1 TO
3 FEET BUILDING TO 3 TO 5 FEET EARLY IN THE MORNING.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS. GUSTS TO 30 KNOTS IN THE
LATE MORNING AND EARLY AFTERNOON. SNOW SHOWERS EARLY IN THE
MORNING. SHOWERS. WAVES 4 TO 6 FEET.
.SUNDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST
20 TO 25 KNOTS IN THE LATE EVENING AND OVERNIGHT. SHOWERS UNTIL
EARLY MORNING. A CHANCE OF THUNDERSTORMS. PERIODS OF SHOWERS
EARLY IN THE MORNING. LOCALLY HEAVY RAINFALL POSSIBLE EARLY IN
THE MORNING. WAVES 5 TO 7 FEET. WAVES OCCASIONALLY AROUND
10 FEET.
.MONDAY...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS EARLY IN THE AFTERNOON. PERIODS OF SHOWERS EARLY IN THE
MORNING. A CHANCE OF THUNDERSTORMS. NUMEROUS SHOWERS IN THE LATE
MORNING AND AFTERNOON. LOCALLY HEAVY RAINFALL POSSIBLE EARLY IN
THE MORNING. WAVES 4 TO 6 FEET.
.MONDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS. NUMEROUS SHOWERS
EARLY IN THE EVENING...THEN SCATTERED SHOWERS LATE IN THE
EVENING. NUMEROUS SHOWERS AFTER MIDNIGHT. WAVES 2 TO 4 FEET.
WAVES OCCASIONALLY AROUND 8 FEET.
.TUESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS LATE IN THE AFTERNOON...THEN BECOMING NORTHWEST 10 TO
15 KNOTS LATE IN THE EVENING. NUMEROUS SHOWERS EARLY IN THE
MORNING...THEN A CHANCE OF SHOWERS EARLY IN THE MORNING. WAVES
2 TO 4 FEET.
.WEDNESDAY...NORTHWEST WINDS 5 TO 10 KNOTS EARLY IN THE MORNING
BECOMING LIGHT AND VARIABLE. WAVES 2 FEET OR LESS.
.THURSDAY...LIGHT AND VARIABLE WINDS BECOMING EAST 5 TO 10 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING LIGHT AND
VARIABLE EARLY IN THE EVENING BECOMING EAST 5 TO 10 KNOTS IN THE
LATE EVENING AND EARLY MORNING. WAVES 2 FEET OR LESS.


$$

LHZ362-363-462-300815-
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-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
951 PM EDT SAT APR 29 2017

.REST OF TONIGHT...NORTH WINDS 5 TO 10 KNOTS BECOMING NORTHEAST
15 TO 20 KNOTS AFTER MIDNIGHT. SHOWERS. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT.
.SUNDAY...NORTHEAST WINDS 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS.
SHOWERS AND A CHANCE OF THUNDERSTORMS. WAVES 6 TO 9 FEET. WAVES
OCCASIONALLY AROUND 12 FEET.
.SUNDAY NIGHT...EAST WINDS 15 TO 20 KNOTS. SHOWERS AND A CHANCE
OF THUNDERSTORMS. WAVES 6 TO 9 FEET. WAVES OCCASIONALLY AROUND
12 FEET.
.MONDAY...SOUTHEAST WINDS 15 TO 20 KNOTS. PERIODS OF SHOWERS
UNTIL LATE AFTERNOON. A CHANCE OF THUNDERSTORMS. SCATTERED
SHOWERS LATE IN THE AFTERNOON. WAVES 4 TO 6 FEET.
.MONDAY NIGHT...SOUTH WINDS 15 TO 20 KNOTS. SCATTERED SHOWERS.
WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING WEST 10 TO 15 KNOTS LATE IN THE EVENING. SCATTERED
SHOWERS UNTIL LATE AFTERNOON. WAVES 4 TO 6 FEET. WAVES
OCCASIONALLY AROUND 8 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS EARLY IN THE MORNING
BECOMING LIGHT AND VARIABLE. WAVES 2 TO 4 FEET SUBSIDING TO
2 FEET OR LESS.
.THURSDAY...NORTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

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-
951 PM EDT SAT APR 29 2017

.REST OF TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO
15 TO 20 KNOTS AFTER MIDNIGHT. SHOWERS. WAVES 2 TO 4 FEET
BUILDING TO 3 TO 5 FEET EARLY IN THE MORNING.
.SUNDAY...EAST WINDS 15 TO 20 KNOTS DECREASING TO 10 TO 15 KNOTS
LATE IN THE AFTERNOON. SHOWERS AND A CHANCE OF THUNDERSTORMS.
WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND 8 FEET.
.SUNDAY NIGHT...EAST WINDS 10 TO 15 KNOTS. SHOWERS WITH
THUNDERSTORMS LIKELY. WAVES 2 TO 4 FEET.
.MONDAY...SOUTH WINDS 15 TO 20 KNOTS. THUNDERSTORMS LIKELY IN THE
MORNING. PERIODS OF SHOWERS. A CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. WAVES 3 TO 5 FEET.
.MONDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS. SCATTERED SHOWERS
EARLY IN THE EVENING. SCATTERED SHOWERS AFTER MIDNIGHT. WAVES
3 TO 5 FEET.
.TUESDAY...SOUTHWEST WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS
BECOMING WEST 10 TO 15 KNOTS LATE IN THE EVENING. SCATTERED
SHOWERS UNTIL LATE AFTERNOON. WAVES 3 TO 5 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH 5 TO
10 KNOTS UNTIL EARLY EVENING...THEN VEERING TO THE NORTHEAST IN
THE LATE EVENING AND EARLY MORNING. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET.
.THURSDAY...NORTHEAST WINDS 5 TO 10 KNOTS. WAVES 2 FEET OR LESS.


$$

LHZ461-300815-
MAFOR 3003/
HURON NORTH 11116 12226 12236 11136 11126 11236. A CHANCE OF
THUNDERSTORMS SUNDAY EVENING. WAVES 2 FEET OR LESS BUILDING TO 2
TO 4 FEET OVERNIGHT. WAVES 3 TO 5 FEET BUILDING TO 5 TO 7 FEET.
OCCASIONAL WAVE HEIGHT AROUND 10 FEET SUNDAY. WAVES 4 TO 6 FEET.
OCCASIONAL WAVE HEIGHT AROUND 8 FEET SUNDAY EVENING. 210102
210204.

HURON SOUTH 13126 12236 12226 11216. A CHANCE OF THUNDERSTORMS
SUNDAY AND SUNDAY EVENING. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5
FEET OVERNIGHT. WAVES 4 TO 6 FEET WITH OCCASIONAL WAVE HEIGHT
AROUND 8 FEET SUNDAY. WAVES 3 TO 5 FEET SUNDAY EVENING. 210103
210305.


$$

BT

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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