Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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800
FZUS53 KDTX 181343
NSHDTX

NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
940 AM EDT TUE APR 18 2017

FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE

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.

LHZ422-182100-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES AROUND 2 FEET OR LESS.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN DIMINISHING
TO 10 TO 15 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY IN THE
EVENING...THEN MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS EARLY IN THE AFTERNOON...THEN VEERING TO THE NORTHWEST
LATE IN THE AFTERNOON. MOSTLY CLOUDY. A CHANCE OF LIGHT SHOWERS
UNTIL LATE AFTERNOON. WAVES AROUND 2 FEET OR LESS.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST
15 TO 20 KNOTS EARLY IN THE MORNING. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN LIGHT SHOWERS WITH
THUNDERSTORMS LIKELY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.

SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

$$

LHZ421-182100-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE
EVENING...THEN MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET AFTER
MIDNIGHT.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS VEERING TO THE NORTH
LATE IN THE AFTERNOON. MOSTLY CLOUDY. A CHANCE OF LIGHT SHOWERS
UNTIL LATE AFTERNOON. WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST
15 TO 20 KNOTS EARLY IN THE MORNING. CLOUDY. A CHANCE OF SHOWERS
AND THUNDERSTORMS IN THE EVENING...THEN SHOWERS AND THUNDERSTORMS
LIKELY AFTER MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET
EARLY IN THE MORNING.

SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

$$

LHZ441-182100-
PORT AUSTIN TO HARBOR BEACH MI-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS. PARTLY CLOUDY IN THE
EVENING...THEN MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE LATE
EVENING AND OVERNIGHT.
.WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN VEERING
TO THE NORTH LATE IN THE AFTERNOON. MOSTLY CLOUDY. A CHANCE OF
LIGHT SHOWERS UNTIL LATE AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING
TO 1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.
.WEDNESDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS BECOMING EAST
15 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. LIGHT SHOWERS
AND THUNDERSTORMS LIKELY...MAINLY AFTER MIDNIGHT. WAVES 1 TO
3 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.

SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

$$

LHZ442-182100-
HARBOR BEACH TO PORT SANILAC MI-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...SOUTHEAST WINDS 10 TO 15 KNOTS. MOSTLY SUNNY.
WAVES AROUND 2 FEET OR LESS.
.TONIGHT...SOUTHEAST WINDS 10 TO 15 KNOTS BECOMING SOUTH 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PARTLY CLOUDY IN THE
EVENING...THEN MOSTLY CLOUDY WITH A CHANCE OF LIGHT SHOWERS AFTER
MIDNIGHT. WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET AFTER
MIDNIGHT.
.WEDNESDAY...SOUTH WINDS 15 TO 20 KNOTS BECOMING SOUTHWEST 10 TO
15 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN VEERING
TO THE NORTHWEST LATE IN THE AFTERNOON. MOSTLY CLOUDY. A CHANCE
OF LIGHT SHOWERS UNTIL LATE AFTERNOON. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO
10 KNOTS LATE IN THE EVENING...THEN BECOMING NORTHEAST 10 TO
15 KNOTS AFTER MIDNIGHT. CLOUDY. LIGHT SHOWERS AND THUNDERSTORMS
LIKELY...MAINLY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.

SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

$$

LHZ443-182100-
PORT SANILAC TO PORT HURON MI-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...SOUTHEAST WINDS 5 TO 10 KNOTS INCREASING TO
10 TO 15 KNOTS LATE IN THE AFTERNOON. MOSTLY SUNNY. WAVES AROUND
2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 10 TO 15 KNOTS. MOSTLY CLEAR IN THE
EVENING...THEN MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST
5 TO 10 KNOTS LATE IN THE AFTERNOON. CLOUDY WITH A CHANCE OF
SHOWERS AND THUNDERSTORMS. WAVES AROUND 2 FEET OR LESS.
.WEDNESDAY NIGHT...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST
5 TO 10 KNOTS AFTER MIDNIGHT. CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING...THEN SHOWERS AND THUNDERSTORMS
LIKELY AFTER MIDNIGHT. WAVES AROUND 2 FEET OR LESS.

SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

$$

LEZ444-182100-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
940 AM EDT TUE APR 18 2017

.REST OF TODAY...EAST WINDS 10 TO 15 KNOTS. SUNNY. WAVES 1 TO
3 FEET.
.TONIGHT...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS IN THE LATE EVENING AND OVERNIGHT. MOSTLY CLEAR UNTIL
EARLY MORNING BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS
AND THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.WEDNESDAY...SOUTHWEST WINDS 10 TO 15 KNOTS DIMINISHING TO 5 TO
10 KNOTS LATE IN THE AFTERNOON. MOSTLY CLOUDY. LIGHT SHOWERS AND
THUNDERSTORMS LIKELY...MAINLY IN THE AFTERNOON. WAVES AROUND
2 FEET OR LESS.
.WEDNESDAY NIGHT...WEST WINDS 5 TO 10 KNOTS VEERING TO THE EAST
IN THE LATE EVENING AND OVERNIGHT. CLOUDY. SHOWERS AND
THUNDERSTORMS LIKELY UNTIL EARLY MORNING...THEN A CHANCE OF
SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. WAVES AROUND
2 FEET OR LESS.

SEE LAKE ERIE OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.

THE WATER TEMPERATURE AT BELLE ISLE IS 48.3 DEGREES.

$$

DG

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
A WWW.WEATHER.GOV/GREATLAKES



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