Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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000
FZUS53 KDTX 210740
NSHDTX

NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
340 AM EDT TUE APR 21 2015

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.

LHZ422-211515-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE MORNING. CLOUDY WITH A
CHANCE OF LIGHT SHOWERS. WAVES 2 TO 4 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY...BECOMING
PARTLY CLOUDY AFTER MIDNIGHT...BECOMING MOSTLY CLOUDY. A SLIGHT
CHANCE OF LIGHT SHOWERS EARLY IN THE EVENING. A SLIGHT CHANCE OF
LIGHT SHOWERS LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET
BY MIDNIGHT.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO
15 TO 20 KNOTS LATE. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.

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

$$

LHZ421-211515-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 20 TO 25 KNOTS. CLOUDY WITH A CHANCE OF
LIGHT SHOWERS. WAVES 3 TO 5 FEET. WAVES OCCASIONALLY AROUND
7 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS. MOSTLY CLOUDY. A SLIGHT
CHANCE OF LIGHT SHOWERS EARLY IN THE EVENING. A SLIGHT CHANCE OF
LIGHT SHOWERS AFTER MIDNIGHT...THEN A CHANCE OF LIGHT SHOWERS
LATE. WAVES 2 TO 4 FEET...SUBSIDING TO 1 TO 3 FEET AFTER
MIDNIGHT.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
15 TO 20 KNOTS BY MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET...
BUILDING TO 2 TO 4 FEET BY MIDNIGHT.

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

$$

LHZ441-211515-
PORT AUSTIN TO HARBOR BEACH MI-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE MORNING. MOSTLY CLOUDY
WITH A CHANCE OF LIGHT SHOWERS. WAVES 2 TO 4 FEET.
.TONIGHT...SOUTHWEST WINDS 20 TO 25 KNOTS...BECOMING WEST 15 TO
20 KNOTS BY MIDNIGHT. MOSTLY CLOUDY...BECOMING PARTLY CLOUDY
AFTER MIDNIGHT...BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT
SHOWERS EARLY IN THE EVENING. A SLIGHT CHANCE OF LIGHT SHOWERS
AFTER MIDNIGHT...THEN A CHANCE OF LIGHT SHOWERS LATE. WAVES 2 TO
4 FEET...SUBSIDING TO 1 TO 3 FEET AFTER MIDNIGHT.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 20
TO 25 KNOTS OVERNIGHT. MOSTLY CLOUDY. WAVES 2 TO 4 FEET.. BUILDING
TO 3 TO 5 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND 7 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.

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

$$

LHZ442-211515-
HARBOR BEACH TO PORT SANILAC MI-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE MORNING. MOSTLY CLOUDY
WITH A CHANCE OF LIGHT SHOWERS. WAVES 1 TO 3 FEET...BUILDING TO
2 TO 4 FEET BY MID AFTERNOON.
.TONIGHT...SOUTHWEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY MIDNIGHT. MOSTLY CLOUDY...BECOMING PARTLY CLOUDY
AFTER MIDNIGHT...BECOMING MOSTLY CLOUDY. A SLIGHT CHANCE OF LIGHT
SHOWERS EARLY IN THE EVENING. A SLIGHT CHANCE OF LIGHT SHOWERS
LATE. WAVES 1 TO 3 FEET.
.WEDNESDAY...NORTHWEST WINDS 10 TO 15 KNOTS...BECOMING WEST 15 TO
20 KNOTS BY MID AFTERNOON. CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...NORTHWEST WINDS 10 TO 15 KNOTS...INCREASING TO 15
TO 20 KNOTS BY MIDNIGHT. MOSTLY CLOUDY. WAVES 1 TO 3 FEET.. BUILDING
TO 3 TO 5 FEET BY MIDNIGHT. WAVES OCCASIONALLY AROUND 7 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.

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

$$

LHZ443-211515-
PORT SANILAC TO PORT HURON MI-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 30 KNOTS BY LATE MORNING. CLOUDY. A CHANCE
OF LIGHT SHOWERS THROUGH EARLY AFTERNOON...THEN LIGHT SHOWERS
LIKELY BY MID AFTERNOON. WAVES 1 TO 3 FEET...BUILDING TO 2 TO
4 FEET BY MID AFTERNOON.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS...BECOMING SOUTHWEST 10 TO
15 KNOTS BY MIDNIGHT. MOSTLY CLOUDY WITH A SLIGHT CHANCE OF LIGHT
SHOWERS EARLY IN THE EVENING...THEN PARTLY CLOUDY BY MIDNIGHT.
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF LIGHT SHOWERS LATE. WAVES
2 FEET OR LESS.
.WEDNESDAY...WEST WINDS 10 TO 15 KNOTS...INCREASING TO 15 TO
20 KNOTS BY MID AFTERNOON. CLOUDY WITH A CHANCE OF LIGHT SHOWERS.
WAVES 1 TO 3 FEET.
.WEDNESDAY NIGHT...WEST WINDS 10 TO 15 KNOTS...BECOMING NORTHWEST
15 TO 20 KNOTS LATE. MOSTLY CLOUDY. WAVES 1 TO 3 FEET...BUILDING
TO 2 TO 4 FEET LATE.

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

$$

LEZ444-211515-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
340 AM EDT TUE APR 21 2015

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING...

.TODAY...SOUTHWEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO
25 KNOTS WITH GUSTS TO 35 KNOT GALES BY LATE MORNING. MOSTLY
CLOUDY WITH A CHANCE OF LIGHT SHOWERS. WAVES 2 TO 4 FEET.
.TONIGHT...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO 10 TO
15 KNOTS BY MIDNIGHT. MOSTLY CLOUDY EARLY IN THE EVENING...
BECOMING PARTLY CLOUDY OVERNIGHT. A CHANCE OF LIGHT SHOWERS EARLY
IN THE EVENING...THEN A SLIGHT CHANCE OF LIGHT SHOWERS BY
MIDNIGHT. A SLIGHT CHANCE OF LIGHT SHOWERS LATE. WAVES 1 TO
3 FEET.
.WEDNESDAY...WEST WINDS 15 TO 20 KNOTS...INCREASING TO 20 TO 25 KNOTS
WITH GUSTS TO 30 KNOTS BY MID AFTERNOON. PARTLY CLOUDY.. BECOMING
MOSTLY CLOUDY BY LATE MORNING...BECOMING PARTLY CLOUDY. WAVES 1 TO 3
FEET...BUILDING TO 2 TO 4 FEET BY MID AFTERNOON. A SMALL CRAFT
ADVISORY MAY BE NEEDED.
.WEDNESDAY NIGHT...WEST WINDS 15 TO 20 KNOTS...DIMINISHING TO
10 TO 15 KNOTS BY MIDNIGHT. PARTLY CLOUDY. WAVES 1 TO 3 FEET.

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

THE WATER TEMPERATURE AT BELLE ISLE IS 50.1 DEGREES.

$$

JVC

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


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