Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 140822
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
412 AM EDT Sat Oct 14 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.

LHZ422-141500-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY
NIGHT...

.TODAY...Northeast winds 5 to 10 knots becoming east 10 to
15 knots in the late morning and afternoon. Light showers in the
morning...then showers and a chance of thunderstorms in the
afternoon. Waves around 2 feet or less.
.TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to
25 knots after midnight. Showers and a chance of thunderstorms.
Locally heavy rainfall possible early in the morning. Waves 1 to
3 feet building to 2 to 4 feet after midnight.
.SUNDAY...Southwest winds 20 to 25 knots increasing to 35 knot gales
with gusts to 45 knot gales in the late morning and early
afternoon...then veering to the northwest at 35 knot gales with gusts
to 40 knot gales late in the afternoon. Becoming partly cloudy late
in the afternoon. Showers early in the morning. A chance of
thunderstorms until late afternoon. Light showers likely in the late
morning and early afternoon. Locally heavy rainfall possible early in
the morning. Waves 4 to 6 feet building to 5 to 7 feet in the
afternoon. Waves occasionally around 10 feet. A Gale Warning may be
needed.
.SUNDAY NIGHT...Northwest winds to 30 knots with gusts to 35 knot
gales diminishing to 10 to 15 knots. Partly cloudy. Waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. Waves
occasionally around 7 feet.

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

$$

LHZ421-141500-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY
NIGHT...

.TODAY...North winds 5 to 10 knots becoming east 10 to 15 knots
in the late morning and afternoon. Light showers likely in the
morning...then showers and a chance of thunderstorms in the
afternoon. Waves around 2 feet or less.
.TONIGHT...Southeast winds 10 to 15 knots becoming south 20 to
25 knots with gusts to 30 knots in the late evening and
overnight. Showers and a chance of thunderstorms. Locally heavy
rainfall possible early in the morning. Waves 1 to 3 feet
building to 3 to 5 feet in the late evening and overnight. Waves
occasionally around 7 feet.
.SUNDAY...Southwest winds 20 to 25 knots with gusts to 30 knots
increasing to 35 knot gales with gusts to 45 knot gales in the late
morning and early afternoon...then veering to the northwest at 35
knot gales with gusts to 40 knot gales late in the afternoon.
Becoming partly cloudy late in the afternoon. Showers in the morning.
A chance of thunderstorms. Light showers likely in the afternoon.
Locally heavy rainfall possible early in the morning. Waves 4 to 6
feet building to 6 to 9 feet in the late morning and afternoon. Waves
occasionally around 12 feet. A Gale Warning may be needed.
.SUNDAY NIGHT...Northwest gales to 35 knot gales diminishing to
15 to 20 knots. Partly cloudy. A chance of light showers early in
the evening. Waves 6 to 9 feet subsiding to 4 to 6 feet early in
the morning. Waves occasionally around 12 feet.

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

$$

LHZ441-141500-
Port Austin to Harbor Beach MI-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY
NIGHT...

.TODAY...North winds 5 to 10 knots becoming east 10 to 15 knots
in the late morning and afternoon. Light showers in the morning...
then showers and a chance of thunderstorms in the afternoon.
Waves around 2 feet or less.
.TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to
25 knots in the late evening and overnight. Showers and a chance
of thunderstorms. Locally heavy rainfall possible early in the
morning. Waves 1 to 3 feet building to 4 to 6 feet in the late
evening and overnight. Waves occasionally around 8 feet.
.SUNDAY...South winds 20 to 25 knots becoming west gales to 35 knot
gales with gusts to 40 knot gales in the late morning and afternoon.
Showers in the morning. A chance of thunderstorms. Light showers
likely in the afternoon. Locally heavy rainfall possible early in the
morning. Waves 5 to 7 feet building to 8 to 12 feet in the afternoon.
Waves occasionally around 15 feet. A Gale Warning may be needed.
.SUNDAY NIGHT...Northwest gales to 35 knot gales with gusts to
40 knot gales diminishing to 15 to 20 knots. Mostly cloudy with a
chance of light showers early in the evening...then partly cloudy
in the late evening and overnight. Waves 8 to 12 feet. Waves
occasionally around 15 feet.

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

$$

LHZ442-141500-
Harbor Beach to Port Sanilac MI-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY
NIGHT...

.TODAY...Light and variable winds becoming southeast 5 to
10 knots in the afternoon. Light showers in the morning...then
showers and a chance of thunderstorms in the afternoon. Waves
around 2 feet or less.
.TONIGHT...Southeast winds 15 to 20 knots becoming south 20 to
25 knots in the late evening and overnight. Showers and a chance
of thunderstorms. Locally heavy rainfall possible early in the
morning. Waves 1 to 3 feet building to 4 to 6 feet in the late
evening and overnight. Waves occasionally around 8 feet.
.SUNDAY...South winds 20 to 25 knots becoming southwest to 30 knots
with gusts to 40 knot gales in the late morning and early
afternoon...then becoming west gales to 35 knot gales with gusts to
40 knot gales late in the afternoon. Showers and a chance of
thunderstorms until late afternoon...then a chance of light showers
late in the afternoon. Waves 4 to 6 feet. Waves occasionally around 8
feet. A Gale Warning may be needed.
.SUNDAY NIGHT...Northwest gales to 35 knot gales diminishing to
15 to 20 knots. Partly cloudy. A chance of light showers early in
the evening. Waves 6 to 9 feet. Waves occasionally around
12 feet.

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

$$

LHZ443-141500-
Port Sanilac to Port Huron MI-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH LATE SUNDAY
NIGHT...

.TODAY...Light and variable winds becoming southeast 5 to
10 knots in the afternoon. Light showers in the morning...then
showers and a chance of thunderstorms in the afternoon. Waves
around 2 feet or less.
.TONIGHT...Southeast winds 10 to 15 knots becoming south 15 to
20 knots in the late evening and overnight. Showers and a chance
of thunderstorms. Waves 1 to 3 feet building to 3 to 5 feet in
the late evening and early morning...then subsiding to 2 to
4 feet early in the morning. Waves occasionally around 7 feet.
.SUNDAY...South winds 20 to 25 knots becoming west to 30 knots with
gusts to 40 knot gales in the late morning and afternoon. Becoming
partly cloudy late in the afternoon. Showers and a chance of
thunderstorms until late afternoon...then a chance of light showers
late in the afternoon. Waves 3 to 5 feet. Waves occasionally around 6
feet. A Gale Warning may be needed.
.SUNDAY NIGHT...Northwest winds to 30 knots with gusts to 35 knot
gales diminishing to 15 to 20 knots. Partly cloudy. A chance of
light showers early in the evening. Waves 5 to 7 feet. Waves
occasionally around 10 feet.

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

$$

LEZ444-141500-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
412 AM EDT Sat Oct 14 2017

...GALE WARNING IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY
EVENING...

.TODAY...Light and variable winds becoming southeast 10 to
15 knots. Mostly cloudy. A slight chance of showers and
thunderstorms in the afternoon. Waves around 2 feet or less.
.TONIGHT...Southeast winds 10 to 15 knots becoming south 15 to
20 knots in the late evening and early morning...then becoming
southwest 20 to 25 knots early in the morning. Mostly cloudy with
a slight chance of showers and thunderstorms. Waves 1 to 3 feet
building to 2 to 4 feet early in the morning.
.SUNDAY...Southwest winds 20 to 25 knots becoming west to 30 knots
with gusts to 35 knot gales in the late morning and afternoon. Mostly
cloudy. Light showers likely and a chance of thunderstorms until late
afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. A
Gale Warning may be needed.
.SUNDAY NIGHT...Northwest winds to 30 knots diminishing to 10 to
15 knots. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight.

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

The water temperature at Belle Isle is 62.3 degrees.

$$

CB

You can obtain your latest National Weather Service forecasts online
a www.weather.gov/greatlakes



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