Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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694
FZUS53 KDTX 280742
NSHDTX

NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
342 AM EDT FRI APR 28 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.

LHZ422-281515-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
342 AM EDT FRI APR 28 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON...

.TODAY...SOUTHWEST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY. A
SLIGHT CHANCE OF LIGHT RAIN LATE IN THE AFTERNOON. WAVES 3 TO 5
FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON.
.TONIGHT...WEST WINDS 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS LATE IN THE EVENING...THEN BECOMING NORTH 15 TO 20 KNOTS
AFTER MIDNIGHT BECOMING NORTHEAST 20 TO 25 KNOTS EARLY IN THE
MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT RAIN. WAVES 1 TO
3 FEET.
.SATURDAY...NORTHEAST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY WITH A
CHANCE OF LIGHT RAIN EARLY IN THE MORNING...THEN MOSTLY CLOUDY IN
THE LATE MORNING AND AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO
1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.
.SATURDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN
INCREASING TO 15 TO 20 KNOTS EARLY IN THE MORNING. A CHANCE OF
LIGHT RAIN IN THE EVENING...THEN RAIN AFTER MIDNIGHT. WAVES 1 TO
3 FEET.

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

$$

LHZ421-281515-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
342 AM EDT FRI APR 28 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON...

.TODAY...SOUTHWEST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY. A
SLIGHT CHANCE OF LIGHT RAIN LATE IN THE AFTERNOON. WAVES 3 TO
5 FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON. WAVES
OCCASIONALLY AROUND 7 FEET.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS LATE IN THE EVENING...THEN BECOMING NORTHEAST 15 TO
20 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY WITH A CHANCE OF LIGHT
RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTH WINDS 20 TO 25 KNOTS BECOMING NORTHEAST 15 TO 20
KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY. A CHANCE OF
LIGHT RAIN EARLY IN THE MORNING. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO
3 FEET LATE IN THE MORNING...THEN BUILDING TO 3 TO 5 FEET IN THE
AFTERNOON. WAVES OCCASIONALLY AROUND 7 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS IN THE LATE EVENING AND EARLY MORNING...THEN
INCREASING TO 15 TO 20 KNOTS EARLY IN THE MORNING. CLOUDY. RAIN
LIKELY...MAINLY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.

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

$$

LHZ441-281515-
PORT AUSTIN TO HARBOR BEACH MI-
342 AM EDT FRI APR 28 2017

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON...

.TODAY...SOUTHWEST WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY. A
SLIGHT CHANCE OF LIGHT RAIN LATE IN THE AFTERNOON. WAVES 3 TO 5
FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH 5 TO
10 KNOTS LATE IN THE EVENING...THEN BECOMING NORTH 10 TO 15 KNOTS
AFTER MIDNIGHT INCREASING TO 15 TO 20 KNOTS EARLY IN THE MORNING.
CLOUDY WITH A CHANCE OF LIGHT RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS LATE IN THE MORNING...THEN INCREASING TO 15 TO 20 KNOTS
IN THE AFTERNOON. MOSTLY CLOUDY EARLY IN THE MORNING BECOMING
PARTLY CLOUDY. A CHANCE OF LIGHT RAIN EARLY IN THE MORNING. WAVES
2 TO 4 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO
15 TO 20 KNOTS EARLY IN THE MORNING. MOSTLY CLOUDY. RAIN LIKELY...
MAINLY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.

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

$$

LHZ442-281515-
HARBOR BEACH TO PORT SANILAC MI-
342 AM EDT FRI APR 28 2017

.TODAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. A SLIGHT
CHANCE OF LIGHT RAIN LATE IN THE AFTERNOON. WAVES AROUND 2 FEET
OR LESS.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS LATE IN THE EVENING...THEN VEERING TO THE WEST AFTER
MIDNIGHT BECOMING NORTH 15 TO 20 KNOTS EARLY IN THE MORNING.
CLOUDY WITH A CHANCE OF LIGHT RAIN. WAVES 1 TO 3 FEET.
.SATURDAY...NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A CHANCE
OF LIGHT RAIN EARLY IN THE MORNING. WAVES 2 TO 4 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS. CLOUDY. A
CHANCE OF LIGHT RAIN IN THE EVENING...THEN RAIN LIKELY AFTER
MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE
EVENING AND OVERNIGHT.

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

$$

LHZ443-281515-
PORT SANILAC TO PORT HURON MI-
342 AM EDT FRI APR 28 2017

.TODAY...SOUTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
AROUND 2 FEET OR LESS.
.TONIGHT...SOUTH WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS LATE IN THE EVENING...THEN BECOMING SOUTHWEST 5 TO
10 KNOTS AFTER MIDNIGHT BECOMING NORTHWEST 15 TO 20 KNOTS EARLY
IN THE MORNING. MOSTLY CLOUDY WITH A CHANCE OF LIGHT RAIN. WAVES
AROUND 2 FEET OR LESS.
.SATURDAY...NORTH WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A CHANCE
OF LIGHT RAIN EARLY IN THE MORNING. A CHANCE OF LIGHT RAIN IN THE
AFTERNOON. WAVES 2 TO 4 FEET.
.SATURDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS DIMINISHING TO
10 TO 15 KNOTS EARLY IN THE MORNING. CLOUDY WITH LIGHT RAIN
LIKELY. WAVES 2 TO 4 FEET.

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

$$

LEZ444-281515-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
342 AM EDT FRI APR 28 2017

.TODAY...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING SOUTH 5 TO
10 KNOTS LATE IN THE MORNING...THEN INCREASING TO 10 TO 15 KNOTS
IN THE AFTERNOON. MOSTLY CLOUDY UNTIL LATE AFTERNOON...THEN A
CHANCE OF LIGHT RAIN LATE IN THE AFTERNOON. WAVES AROUND 2 FEET
OR LESS.
.TONIGHT...SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING EAST 10 TO
15 KNOTS AFTER MIDNIGHT...THEN BECOMING NORTHEAST 5 TO 10 KNOTS
EARLY IN THE MORNING. CLOUDY WITH LIGHT RAIN LIKELY. WAVES AROUND
2 FEET OR LESS.
.SATURDAY...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. CLOUDY. LIGHT RAIN
LIKELY EARLY IN THE MORNING...THEN A CHANCE OF RAIN LATE IN THE
MORNING. RAIN LIKELY IN THE AFTERNOON. WAVES AROUND 2 FEET OR
LESS.
.SATURDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. CLOUDY WITH
RAIN LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES 1 TO 3 FEET.

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

THE WATER TEMPERATURE AT BELLE ISLE IS 53.7 DEGREES.

$$

SC

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A WWW.WEATHER.GOV/GREATLAKES



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