Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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786
FZUS53 KDTX 190202
NSHDTX

NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
955 PM EDT THU MAY 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.

LHZ422-190900-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
955 PM EDT THU MAY 18 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...NORTH WINDS 15 TO 20 KNOTS. PARTLY CLOUDY THIS
EVENING BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SHOWERS
THIS EVENING. WAVES 1 TO 3 FEET.
.FRIDAY...NORTHEAST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY UNTIL
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 2 TO 4 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 3 FEET.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY IN THE
MORNING BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.

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

$$

LHZ421-190900-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
955 PM EDT THU MAY 18 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...NORTH WINDS 20 TO 25 KNOTS. PARTLY CLOUDY THIS
EVENING BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SHOWERS
THIS EVENING. WAVES 2 TO 4 FEET BUILDING TO 5 TO 7 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS BECOMING NORTHEAST 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE
MORNING BECOMING PARTLY CLOUDY. WAVES 4 TO 6 FEET SUBSIDING TO
2 TO 4 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY AROUND
8 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY.
WAVES 1 TO 3 FEET BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON...THEN INCREASING TO 15 TO
20 KNOTS LATE IN THE AFTERNOON. PARTLY CLOUDY IN THE MORNING
BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.

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

$$

LHZ441-190900-
PORT AUSTIN TO HARBOR BEACH MI-
955 PM EDT THU MAY 18 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH
20 TO 25 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY THIS EVENING
BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT SHOWERS THIS
EVENING. WAVES 2 TO 4 FEET BUILDING TO 5 TO 7 FEET AFTER
MIDNIGHT. WAVES OCCASIONALLY AROUND 10 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY
BECOMING PARTLY CLOUDY EARLY IN THE AFTERNOON BECOMING MOSTLY
SUNNY. WAVES 4 TO 6 FEET SUBSIDING TO 2 TO 4 FEET LATE IN THE
AFTERNOON. WAVES OCCASIONALLY AROUND 8 FEET.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO
15 TO 20 KNOTS EARLY IN THE MORNING. PARTLY CLOUDY. WAVES 2 TO
4 FEET SUBSIDING TO 1 TO 3 FEET IN THE LATE EVENING AND EARLY
MORNING...THEN BUILDING TO 2 TO 4 FEET EARLY IN THE MORNING.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS DIMINISHING TO 10 TO
15 KNOTS IN THE LATE MORNING AND AFTERNOON. PARTLY CLOUDY UNTIL
LATE AFTERNOON BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET LATE IN THE AFTERNOON.

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

$$

LHZ442-190900-
HARBOR BEACH TO PORT SANILAC MI-
955 PM EDT THU MAY 18 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST WINDS 15 TO 20 KNOTS BECOMING NORTH
20 TO 25 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY WITH A SLIGHT CHANCE
OF LIGHT SHOWERS...THEN MOSTLY CLOUDY AFTER MIDNIGHT. WAVES 1 TO
3 FEET BUILDING TO 4 TO 6 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY
AROUND 8 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY IN THE
MORNING BECOMING PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES
OCCASIONALLY AROUND 6 FEET.
.FRIDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST
10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY UNTIL LATE
AFTERNOON BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.

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

$$

LHZ443-190900-
PORT SANILAC TO PORT HURON MI-
955 PM EDT THU MAY 18 2017

...SMALL CRAFT ADVISORY IN EFFECT THROUGH FRIDAY AFTERNOON...

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH
20 TO 25 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY IN THE LATE EVENING
AND EARLY MORNING BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET
BUILDING TO 3 TO 5 FEET AFTER MIDNIGHT. WAVES OCCASIONALLY AROUND
7 FEET.
.FRIDAY...NORTH WINDS 20 TO 25 KNOTS DIMINISHING TO 15 TO
20 KNOTS IN THE LATE MORNING AND AFTERNOON. MOSTLY CLOUDY UNTIL
LATE AFTERNOON BECOMING PARTLY CLOUDY. WAVES 3 TO 5 FEET. WAVES
OCCASIONALLY AROUND 7 FEET.
.FRIDAY NIGHT...NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST
10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. WAVES 3 TO 5 FEET
SUBSIDING TO 1 TO 3 FEET EARLY IN THE MORNING. WAVES OCCASIONALLY
AROUND 7 FEET.
.SATURDAY...EAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY UNTIL LATE
AFTERNOON BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.

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

$$

LEZ444-190900-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
955 PM EDT THU MAY 18 2017

.REST OF TONIGHT...NORTHWEST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY.
A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS THIS EVENING. WAVES
AROUND 2 FEET OR LESS.
.FRIDAY...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY BECOMING
MOSTLY CLOUDY LATE IN THE MORNING BECOMING PARTLY CLOUDY. WAVES
AROUND 2 FEET OR LESS.
.FRIDAY NIGHT...NORTHEAST WINDS 10 TO 15 KNOTS INCREASING TO
15 TO 20 KNOTS LATE IN THE EVENING...THEN DIMINISHING TO 10 TO
15 KNOTS AFTER MIDNIGHT INCREASING TO 15 TO 20 KNOTS EARLY IN THE
MORNING. PARTLY CLOUDY EARLY IN THE EVENING BECOMING MOSTLY
CLOUDY. WAVES 1 TO 3 FEET.
.SATURDAY...EAST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A CHANCE OF
SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. WAVES 1 TO 3 FEET.

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

THE WATER TEMPERATURE AT BELLE ISLE IS 59.0 DEGREES.

$$

CB

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



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