Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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000
FZUS53 KDTX 200146
NSHDTX

NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
946 PM EDT WED APR 19 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.

LHZ422-200915-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
946 PM EDT WED APR 19 2017

.REST OF TONIGHT...EAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY THIS
EVENING BECOMING MOSTLY CLOUDY. SCATTERED SHOWERS AND
THUNDERSTORMS AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.THURSDAY...EAST WINDS 20 TO 25 KNOTS DIMINISHING TO 10 TO
15 KNOTS. PERIODS OF SHOWERS AND THUNDERSTORMS. WAVES 2 TO 4 FEET
SUBSIDING TO 1 TO 3 FEET IN THE LATE MORNING AND AFTERNOON.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST
15 TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PERIODS OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN PARTLY
CLOUDY IN THE LATE EVENING AND OVERNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...WEST WINDS 20 TO 25 KNOTS BECOMING NORTHWEST 15 TO 20 KNOTS
IN THE AFTERNOON. PARTLY CLOUDY EARLY IN THE MORNING BECOMING MOSTLY
CLOUDY. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET IN THE AFTERNOON.
A SMALL CRAFT ADVISORY MAY BE NEEDED.

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

$$

LHZ421-200915-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
946 PM EDT WED APR 19 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EDT THURSDAY THROUGH
FRIDAY MORNING...

.REST OF TONIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY
THIS EVENING BECOMING MOSTLY CLOUDY. NUMEROUS SHOWERS AND
SCATTERED THUNDERSTORMS EARLY IN THE MORNING. WAVES 2 TO 4 FEET.
.THURSDAY...EAST WINDS 20 TO 25 KNOTS. PERIODS OF SHOWERS AND
THUNDERSTORMS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
7 FEET.
.THURSDAY NIGHT...SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST
15 TO 20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PERIODS OF
SHOWERS AND THUNDERSTORMS EARLY IN THE EVENING...THEN PARTLY
CLOUDY IN THE LATE EVENING AND OVERNIGHT. WAVES 3 TO 5 FEET.
WAVES OCCASIONALLY AROUND 7 FEET.
.FRIDAY...WEST WINDS 20 TO 25 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS IN THE AFTERNOON. PARTLY CLOUDY EARLY IN THE MORNING
BECOMING MOSTLY CLOUDY. WAVES 3 TO 5 FEET SUBSIDING TO 2 TO
4 FEET LATE IN THE AFTERNOON. WAVES OCCASIONALLY AROUND 7 FEET.

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

$$

LHZ441-200915-
PORT AUSTIN TO HARBOR BEACH MI-
946 PM EDT WED APR 19 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EDT THURSDAY THROUGH
FRIDAY MORNING...

.REST OF TONIGHT...NORTHEAST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY
IN THE LATE EVENING AND EARLY MORNING...THEN MOSTLY CLOUDY WITH
SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. WAVES
2 TO 4 FEET.
.THURSDAY...SOUTHEAST WINDS 20 TO 25 KNOTS. PERIODS OF SHOWERS
AND THUNDERSTORMS. WAVES 4 TO 6 FEET. WAVES OCCASIONALLY AROUND
8 FEET.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS BECOMING WEST 15 TO
20 KNOTS IN THE LATE EVENING AND OVERNIGHT. PERIODS OF SHOWERS
AND THUNDERSTORMS EARLY IN THE EVENING...THEN MOSTLY CLOUDY WITH
A CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE EVENING. PARTLY
CLOUDY AFTER MIDNIGHT. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY
AROUND 7 FEET.
.FRIDAY...WEST WINDS 20 TO 25 KNOTS BECOMING NORTHWEST 15 TO
20 KNOTS IN THE AFTERNOON. PARTLY CLOUDY EARLY IN THE MORNING
BECOMING MOSTLY CLOUDY. WAVES 2 TO 4 FEET.

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

$$

LHZ442-200915-
HARBOR BEACH TO PORT SANILAC MI-
946 PM EDT WED APR 19 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THURSDAY THROUGH
THURSDAY EVENING...

.REST OF TONIGHT...NORTHEAST WINDS 10 TO 15 KNOTS. PARTLY CLOUDY
IN THE LATE EVENING AND EARLY MORNING...THEN MOSTLY CLOUDY WITH
SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING. WAVES
2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN
DIMINISHING TO 10 TO 15 KNOTS LATE IN THE AFTERNOON. PERIODS OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET BUILDING TO 3 TO
5 FEET IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY
AROUND 7 FEET.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE WEST
IN THE LATE EVENING AND OVERNIGHT. PERIODS OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING...THEN MOSTLY CLOUDY WITH A
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE EVENING. PARTLY
CLOUDY AFTER MIDNIGHT. WAVES 2 TO 4 FEET SUBSIDING TO 1 TO 3 FEET
AFTER MIDNIGHT.
.FRIDAY...WEST WINDS 15 TO 20 KNOTS. PARTLY CLOUDY EARLY IN THE
MORNING BECOMING MOSTLY CLOUDY. WAVES 1 TO 3 FEET.

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

$$

LHZ443-200915-
PORT SANILAC TO PORT HURON MI-
946 PM EDT WED APR 19 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THURSDAY THROUGH
THURSDAY EVENING...

.REST OF TONIGHT...NORTH WINDS 10 TO 15 KNOTS BECOMING NORTHEAST
5 TO 10 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY. SCATTERED SHOWERS
AND THUNDERSTORMS EARLY IN THE MORNING. WAVES 1 TO 3 FEET.
.THURSDAY...EAST WINDS 10 TO 15 KNOTS BECOMING SOUTHEAST 15 TO
20 KNOTS IN THE LATE MORNING AND EARLY AFTERNOON...THEN
DIMINISHING TO 10 TO 15 KNOTS LATE IN THE AFTERNOON. PERIODS OF
SHOWERS AND THUNDERSTORMS. WAVES 1 TO 3 FEET BUILDING TO 3 TO 5
FEET IN THE LATE MORNING AND AFTERNOON.
.THURSDAY NIGHT...SOUTH WINDS 10 TO 15 KNOTS VEERING TO THE WEST
IN THE LATE EVENING AND OVERNIGHT. PERIODS OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING...THEN PARTLY CLOUDY WITH A
CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE EVENING. PARTLY
CLOUDY AFTER MIDNIGHT. WAVES 1 TO 3 FEET.
.FRIDAY...WEST 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.

$$

LEZ444-200915-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
946 PM EDT WED APR 19 2017

.REST OF TONIGHT...NORTHEAST WINDS 15 TO 20 KNOTS BECOMING EAST
5 TO 10 KNOTS. CLOUDY WITH SCATTERED SHOWERS AND THUNDERSTORMS.
WAVES AROUND 2 FEET OR LESS.
.THURSDAY...EAST WINDS 15 TO 20 KNOTS BECOMING SOUTHEAST 10 TO
15 KNOTS LATE IN THE MORNING...THEN BECOMING SOUTHWEST 15 TO
20 KNOTS IN THE AFTERNOON. PERIODS OF SHOWERS AND THUNDERSTORMS...
MAINLY IN THE AFTERNOON. WAVES 1 TO 3 FEET.
.THURSDAY NIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS BECOMING WEST
10 TO 15 KNOTS IN THE LATE EVENING AND OVERNIGHT. BECOMING PARTLY
CLOUDY IN THE LATE EVENING AND OVERNIGHT. PERIODS OF SHOWERS AND
THUNDERSTORMS EARLY IN THE EVENING...THEN A CHANCE OF SHOWERS AND
THUNDERSTORMS LATE IN THE EVENING. WAVES 1 TO 3 FEET.
.FRIDAY...WEST WINDS 10 TO 15 KNOTS INCREASING TO 15 TO 20 KNOTS
IN THE LATE MORNING AND EARLY AFTERNOON...THEN BECOMING NORTHWEST
10 TO 15 KNOTS LATE IN THE AFTERNOON. PARTLY CLOUDY. WAVES 1 TO
3 FEET.

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

THE WATER TEMPERATURE AT BELLE ISLE IS 51.8 DEGREES.

$$

SC

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



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