Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 290801
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
358 AM EDT Thu Jun 29 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.

LHZ422-291500-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
358 AM EDT Thu Jun 29 2017

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

.TODAY...Southwest winds 20 to 25 knots. Gusts to 30 knots in the
afternoon. Mostly cloudy in the morning becoming partly cloudy.
Showers likely and a chance of thunderstorms in the morning...
then a slight chance of showers and thunderstorms in the
afternoon. Waves 3 to 5 feet.
.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Partly cloudy until
early morning becoming mostly cloudy. A slight chance of showers
and thunderstorms early in the evening...then a chance of showers
and thunderstorms in the late evening and overnight. Waves 2 to
4 feet subsiding to 1 to 3 feet in the late evening and
overnight.
.FRIDAY...Southwest winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning...then increasing to 10 to 15 knots
in the afternoon. Mostly cloudy with a chance of showers and
thunderstorms. Waves around 2 feet or less.
.FRIDAY NIGHT...West winds 5 to 10 knots. Mostly cloudy with a
chance of showers and thunderstorms. Waves around 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ421-291500-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
358 AM EDT Thu Jun 29 2017

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

.TODAY...Southwest winds 20 to 25 knots. Mostly cloudy in the
morning becoming partly cloudy. Showers likely and a chance of
thunderstorms in the morning...then a slight chance of showers
and thunderstorms in the afternoon. Waves 3 to 5 feet. Waves
occasionally around 7 feet.
.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Partly cloudy with a slight chance of
showers and thunderstorms. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.
.FRIDAY...Southwest winds 10 to 15 knots. Mostly cloudy with a
chance of showers and thunderstorms. Waves around 2 feet or less.
.FRIDAY NIGHT...West winds 5 to 10 knots veering to the north
early in the morning. Mostly cloudy with a chance of showers and
thunderstorms. Waves around 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ441-291500-
Port Austin to Harbor Beach MI-
358 AM EDT Thu Jun 29 2017

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

.TODAY...South winds 15 to 20 knots becoming southwest 20 to
25 knots in the late morning and afternoon. Cloudy in the morning
becoming partly cloudy. Showers likely and a chance of
thunderstorms in the morning...then a slight chance of showers
and thunderstorms in the afternoon. Waves 3 to 5 feet. Waves
occasionally around 7 feet.
.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Partly cloudy. A
slight chance of showers and thunderstorms early in the evening...
then a chance of showers and thunderstorms in the late evening
and overnight. Waves 2 to 4 feet subsiding to 1 to 3 feet after
midnight.
.FRIDAY...Southwest winds 10 to 15 knots diminishing to 5 to
10 knots in the late morning and early afternoon...then
increasing to 10 to 15 knots late in the afternoon. Mostly cloudy
with a chance of showers and thunderstorms. Waves around 2 feet
or less.
.FRIDAY NIGHT...West winds 5 to 10 knots. Mostly cloudy with a
chance of showers and thunderstorms. Waves around 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ442-291500-
Harbor Beach to Port Sanilac MI-
358 AM EDT Thu Jun 29 2017

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

.TODAY...Southwest winds 15 to 20 knots. Gusts to 25 knots. Cloudy
in the morning becoming partly cloudy. Showers likely and a chance
of thunderstorms in the morning...then a slight chance of showers
and thunderstorms in the afternoon. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Partly cloudy with a
slight chance of showers and thunderstorms early in the evening...
then partly cloudy with a chance of showers and thunderstorms in
the late evening and overnight. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots late in the afternoon. Mostly cloudy with showers and
thunderstorms likely. Waves around 2 feet or less.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots diminishing to
5 to 10 knots in the late evening and overnight. Mostly cloudy.
Showers and thunderstorms likely early in the evening...then a
chance of showers and thunderstorms in the late evening and
overnight. Waves around 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LHZ443-291500-
Port Sanilac to Port Huron MI-
358 AM EDT Thu Jun 29 2017

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

.TODAY...Southwest winds 15 to 20 knots. Gusts to 25 knots. Mostly
cloudy until late afternoon becoming partly cloudy. Showers likely
and a chance of thunderstorms in the morning...then a slight chance
of showers and thunderstorms in the afternoon. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 10 to 15 knots. Partly cloudy in the
evening becoming mostly cloudy. A chance of showers and
thunderstorms. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. Mostly cloudy with
showers and thunderstorms likely. Waves around 2 feet or less.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots diminishing to
5 to 10 knots in the late evening and overnight. Mostly cloudy.
Showers and thunderstorms likely early in the evening...then a
chance of showers and thunderstorms in the late evening and
overnight. Waves around 2 feet or less.

See Lake Huron Open Lake Forecast for days 3 through 5.

$$

LEZ444-291500-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
358 AM EDT Thu Jun 29 2017

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

.TODAY...Southwest winds 15 to 20 knots. Gusts to 25 knots. Mostly
cloudy in the morning becoming partly cloudy. A chance of showers
and thunderstorms. Waves 2 to 4 feet.
.TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly cloudy. A
chance of showers and thunderstorms early in the evening...then
showers and thunderstorms likely in the late evening and
overnight. Waves 1 to 3 feet.
.FRIDAY...Southwest winds 10 to 15 knots. Mostly cloudy with
showers and thunderstorms likely. Waves 1 to 3 feet.
.FRIDAY NIGHT...Southwest winds 10 to 15 knots diminishing to
5 to 10 knots late in the evening...then increasing to 10 to
15 knots after midnight diminishing to 5 to 10 knots early in the
morning. Mostly 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 66.8 degrees.

$$

HLO

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a www.weather.gov/greatlakes



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