Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 221949
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
349 PM EDT Sat Jul 22 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.

LHZ422-230315-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
349 PM EDT Sat Jul 22 2017

.TONIGHT...East winds 10 to 15 knots becoming northeast 5 to
10 knots early in the morning. Mostly cloudy. A chance of light
showers early in the evening. A slight chance of light showers in
the late evening and overnight. A slight chance of thunderstorms
after midnight. Waves around 2 feet or less.
.SUNDAY...East winds 10 to 15 knots veering to the southeast
early in the afternoon...then becoming light and variable late in
the afternoon. Mostly cloudy with a chance of showers and
thunderstorms. Waves around 2 feet or less.
.SUNDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots. Partly cloudy until early morning becoming mostly
cloudy. A chance of thunderstorms early in the evening. A chance
of light showers until early morning. Waves around 2 feet or
less.
.MONDAY...North winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon...then becoming northeast 15 to
20 knots late in the afternoon. Mostly cloudy in the morning
becoming partly cloudy. Waves 1 to 3 feet.

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

$$

LHZ421-230315-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
349 PM EDT Sat Jul 22 2017

.TONIGHT...Northeast winds 10 to 15 knots with gusts to 20 knots
early becoming east 5 to 10 knots early in the morning. Mostly
cloudy. A chance of light showers early in the evening. A slight
chance of light showers in the late evening and overnight. A
slight chance of thunderstorms after midnight. Waves around 2 feet
or less.
.SUNDAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the morning...then showers likely and a chance
of thunderstorms in the afternoon. Waves around 2 feet or less.
.SUNDAY NIGHT...Northeast winds 10 to 15 knots increasing to
15 to 20 knots early in the morning. Partly cloudy early in the
evening becoming mostly cloudy. Light showers likely and a chance
of thunderstorms early in the evening...then a chance of light
showers in the late evening and overnight. Waves 1 to 3 feet
building to 2 to 4 feet early in the morning.
.MONDAY...Northeast winds 15 to 20 knots. Mostly cloudy with a
chance of light showers early in the morning...then partly cloudy
in the late morning and afternoon. Waves 2 to 4 feet.

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

$$

LHZ441-230315-
Port Austin to Harbor Beach MI-
349 PM EDT Sat Jul 22 2017

.TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots
early in the morning. Mostly cloudy. A chance of light showers
early in the evening. A slight chance of light showers after
midnight. Waves around 2 feet or less.
.SUNDAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the morning...then light showers likely and a
chance of thunderstorms in the afternoon. Waves around 2 feet or
less.
.SUNDAY NIGHT...East winds 10 to 15 knots becoming northeast
15 to 20 knots early in the morning. Mostly cloudy. Light showers
likely and a chance of thunderstorms early in the evening...then
a chance of light showers in the late evening and overnight.
Waves 1 to 3 feet building to 2 to 4 feet early in the morning.
.MONDAY...North winds 15 to 20 knots. Mostly cloudy with a chance
of light showers early in the morning...then partly cloudy in the
late morning and afternoon. Waves 2 to 4 feet.

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

$$

LHZ442-230315-
Harbor Beach to Port Sanilac MI-
349 PM EDT Sat Jul 22 2017

.TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the late evening and overnight. Mostly cloudy. A chance of
light showers and a slight chance of thunderstorms early in the
evening. A slight chance of light showers in the late evening and
overnight. A slight chance of thunderstorms after midnight. Waves
around 2 feet or less.
.SUNDAY...East winds 5 to 10 knots increasing to 10 to 15 knots
late in the morning...then becoming southeast 5 to 10 knots in
the afternoon. Mostly cloudy with a chance of showers and
thunderstorms. Waves around 2 feet or less.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. Partly cloudy with a
chance of showers and thunderstorms early in the evening...then
mostly cloudy with a chance of light showers in the late evening
and overnight. Waves around 2 feet or less.
.MONDAY...North winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon...then increasing to 15 to
20 knots late in the afternoon. Mostly cloudy with a chance of
light showers early in the morning...then partly cloudy in the
late morning and afternoon. Waves 2 to 4 feet.

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

$$

LHZ443-230315-
Port Sanilac to Port Huron MI-
349 PM EDT Sat Jul 22 2017

.TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the late evening and overnight. Mostly cloudy. A chance of
light showers early in the evening...then a slight chance of
light showers in the late evening and overnight. A slight chance
of thunderstorms after midnight. Waves around 2 feet or less.
.SUNDAY...Southeast winds 5 to 10 knots becoming east 10 to
15 knots late in the morning...then becoming southeast 5 to
10 knots in the afternoon. Mostly cloudy with a chance of showers
and thunderstorms. Waves around 2 feet or less.
.SUNDAY NIGHT...Southeast winds 5 to 10 knots increasing to 10 to
15 knots after midnight...then becoming southwest 5 to 10 knots
early in the morning. Partly cloudy. A chance of thunderstorms
early in the evening. A chance of light showers until early
morning. Waves around 2 feet or less.
.MONDAY...North winds 10 to 15 knots increasing to 15 to 20 knots
late in the afternoon. Mostly cloudy in the morning becoming
partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet in the
afternoon.

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

$$

LEZ444-230315-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
349 PM EDT Sat Jul 22 2017

.TONIGHT...West winds 5 to 10 knots veering to the north early in
the morning. Partly cloudy. A chance of showers and thunderstorms
early in the evening...then a slight chance of showers and
thunderstorms in the late evening and overnight. Waves around
2 feet or less.
.SUNDAY...Light and variable winds. Mostly cloudy in the morning
becoming partly cloudy. A chance of showers and thunderstorms.
Waves around 2 feet or less.
.SUNDAY NIGHT...Southwest winds 5 to 10 knots veering to the west
in the late evening and overnight. Mostly clear. A chance of
showers and thunderstorms early in the evening. Waves around
2 feet or less.
.MONDAY...Northwest winds 5 to 10 knots. Partly cloudy. Waves
around 2 feet or less.

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

The water temperature at Belle Isle is 77.2 degrees.

$$

SF

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a www.weather.gov/greatlakes


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