Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 170833
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
333 AM EST Fri Nov 17 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.

LHZ422-171615-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
333 AM EST Fri Nov 17 2017

...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH LATE
SATURDAY NIGHT...

.TODAY...Southeast winds 5 to 10 knots becoming south 10 to
15 knots in the late morning and afternoon. Mostly cloudy. A
slight chance of light showers late in the afternoon. Waves
around 2 feet or less.
.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots early in the morning. Showers. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 5 to 10 knots veering to the northwest
late in the morning...then becoming north 15 to 20 knots early in the
afternoon increasing to 20 to 25 knots with gusts to 30 knots late in
the afternoon. Showers. Waves around 2 feet or less building to 2 to
4 feet late in the afternoon.
.SATURDAY NIGHT...North winds 20 to 25 knots with gusts to
35 knot gales becoming northwest late in the evening... then
diminishing to 20 to 25 knots with gusts to 30 knots after
midnight. Light showers early in the evening...then mostly cloudy
with a chance of light showers in the late evening and early
morning. Partly cloudy early in the morning. Waves 2 to 4 feet.

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

$$

LHZ421-171615-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
333 AM EST Fri Nov 17 2017

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

.TODAY...Southeast winds 5 to 10 knots becoming south 15 to
20 knots. Mostly cloudy. Waves 1 to 3 feet.
.TONIGHT...South winds 15 to 20 knots diminishing to 10 to
15 knots early in the morning. Showers. Waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.
.SATURDAY...Southwest winds 5 to 10 knots veering to the northwest
late in the morning...then becoming north 15 to 20 knots early in the
afternoon increasing to 30 knots late in the afternoon. Light
showers. Waves around 2 feet or less building to 5 to 7 feet late in
the afternoon. Waves occasionally around 10 feet.
.SATURDAY NIGHT...Northwest winds to 30 knots with gusts to 35 knot
gales. Light showers until early morning...then partly cloudy early
in the morning. Waves 8 to 12 feet. Waves occasionally around 15
feet. A Gale Warning may be needed.

Gales are expected to continue beyond the forecast period. Please
refer to the Open Lakes Forecast for more information.

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

$$

LHZ441-171615-
Port Austin to Harbor Beach MI-
333 AM EST Fri Nov 17 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
MORNING...

.TODAY...Light and variable winds becoming south 15 to 20 knots.
Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the
late morning and early afternoon...then building to 2 to 4 feet
late in the afternoon.
.TONIGHT...South winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. Showers. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.SATURDAY...Southwest winds 10 to 15 knots becoming west 5 to
10 knots late in the morning...then becoming north 15 to 20 knots
early in the afternoon increasing to 30 knots late in the
afternoon. Light showers. Waves 1 to 3 feet building to 5 to
7 feet late in the afternoon. Waves occasionally around 10 feet.
.SATURDAY NIGHT...North winds to 30 knots increasing to 35 knot gales
late in the evening...then becoming northwest to 30 knots after
midnight. Gusts to 40 knot gales. Light showers until early morning.
Waves 10 to 14 feet. Waves occasionally around 18 feet. A Gale
Warning may be needed.

Gales are expected to continue beyond the forecast period. Please
refer to the Open Lakes Forecast for more information.

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

$$

LHZ442-171615-
Harbor Beach to Port Sanilac MI-
333 AM EST Fri Nov 17 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
MORNING...

.TODAY...Light and variable winds becoming south 5 to 10 knots
late in the morning...then increasing to 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 late
morning and early afternoon...then building to 3 to 5 feet late
in the afternoon. Waves occasionally around 7 feet.
.TONIGHT...South winds 20 to 25 knots diminishing to 15 to
20 knots early in the morning. Light showers. Waves 4 to 6 feet.
Waves occasionally around 8 feet.
.SATURDAY...South winds 10 to 15 knots becoming southwest 5 to
10 knots late in the morning...then becoming north 10 to 15 knots
early in the afternoon increasing to 30 knots late in the
afternoon. Light showers. Waves 1 to 3 feet building to 3 to
5 feet late in the afternoon. Waves occasionally around 7 feet.
.SATURDAY NIGHT...North winds to 30 knots increasing to 35 knot gales
late in the evening...then becoming northwest to 30 knots after
midnight. Gusts to 40 knot gales. Light showers until early
morning...then a chance of light showers early in the morning. Waves
8 to 12 feet. Waves occasionally around 15 feet. A Gale Warning may
be needed.

Gales are expected to continue beyond the forecast period. Please
refer to the Open Lakes Forecast for more information.

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

$$

LHZ443-171615-
Port Sanilac to Port Huron MI-
333 AM EST Fri Nov 17 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH LATE TONIGHT...
...GALE WARNING IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY
MORNING...

.TODAY...West winds 5 to 10 knots becoming south 10 to 15 knots
in the late morning and early afternoon...then increasing to
15 to 20 knots late 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 late morning and early afternoon...then
building to 2 to 4 feet late in the afternoon.
.TONIGHT...South winds 20 to 25 knots diminishing to 15 to
20 knots early in the morning. Light showers. Waves 3 to 5 feet.
Waves occasionally around 7 feet.
.SATURDAY...South winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning...then backing to the southeast
early in the afternoon becoming north 20 to 25 knots late in the
afternoon. Showers. Waves around 2 feet or less building to 2 to
4 feet late in the afternoon.
.SATURDAY NIGHT...Northwest winds to 30 knots with gusts to 35 knot
gales. Light showers until early morning...then a chance of light
showers early in the morning. Waves 6 to 9 feet. Waves occasionally
around 11 feet. A Gale Warning may be needed.

Gales are expected to continue beyond the forecast period. Please
refer to the Open Lakes Forecast for more information.

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

$$

LEZ444-171615-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
333 AM EST Fri Nov 17 2017

...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH LATE
SATURDAY NIGHT...

.TODAY...Light and variable winds becoming southeast 5 to
10 knots late in the morning...then becoming south 10 to 15 knots
in the afternoon. Partly cloudy becoming mostly cloudy late in
the morning becoming partly cloudy. Waves around 2 feet or less.
.TONIGHT...South winds 15 to 20 knots. Light showers in the
evening...then showers and a slight chance of thunderstorms after
midnight. Waves 2 to 4 feet.
.SATURDAY...Southwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late morning and early afternoon...then becoming
west 15 to 20 knots late in the afternoon. Showers. Waves 2 to
4 feet subsiding to 1 to 3 feet in the late morning and
afternoon.
.SATURDAY NIGHT...Northwest winds to 30 knots diminishing to 20 to 25
knots after midnight. Light showers until early morning...then partly
cloudy early in the morning. Waves 2 to 4 feet. A Small Craft
Advisory may be needed.

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

The water temperature at Belle Isle is 42.2 degrees.

$$

DRC

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



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