Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 171357
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
957 AM EDT Tue Apr 17 2018

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.

LHZ422-172115-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
957 AM EDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.REST OF TODAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. Mostly cloudy. Scattered light snow
showers. A slight chance of light showers early in the afternoon.
Waves 2 to 4 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly cloudy early
in the evening becoming partly cloudy. Waves 1 to 3 feet.
.WEDNESDAY...Northwest winds 5 to 10 knots in the morning
becoming light and variable...then becoming northeast 5 to
10 knots late in the afternoon. Partly cloudy. A chance of light
rain and snow showers in the afternoon. Waves around 2 feet or
less.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots becoming north
15 to 20 knots early in the morning. Mostly cloudy. Light showers
likely and a chance of light snow showers in the evening...then
light rain and snow showers likely after midnight. Waves 1 to
3 feet.

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

$$

LHZ421-172115-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
957 AM EDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.REST OF TODAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. Cloudy. Scattered light snow showers
late in the morning...then scattered light snow showers and a
slight chance of light showers in the afternoon. Waves 2 to
4 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly cloudy with
isolated light snow showers early in the evening...then partly
cloudy in the late evening and overnight. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight.
.WEDNESDAY...Northwest winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning...then veering to the northeast in
the afternoon. Partly cloudy. A chance of light rain and snow
showers in the afternoon. Waves around 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots diminishing to
5 to 10 knots late in the evening...then becoming north 15 to
20 knots after midnight. Mostly cloudy with light rain and snow
showers likely. Waves 1 to 3 feet building to 4 to 6 feet early
in the morning. Waves occasionally around 8 feet.

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

$$

LHZ441-172115-
Port Austin to Harbor Beach MI-
957 AM EDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.REST OF TODAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the afternoon. Cloudy. Numerous light snow showers in
the late morning and early afternoon. A chance of light showers
early in the afternoon...then scattered light snow showers and a
slight chance of light showers late in the afternoon. Waves 3 to
5 feet. Waves occasionally around 7 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots early in the morning. Mostly cloudy. Isolated light snow
showers early in the evening. Waves 2 to 4 feet.
.WEDNESDAY...Northwest winds 10 to 15 knots becoming north 5 to
10 knots in the late morning and afternoon. Partly cloudy. A
chance of light rain and snow showers in the afternoon. Waves
1 to 3 feet.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots after midnight. Mostly cloudy. Light snow showers
likely and a chance of light showers early in the evening...then
light rain and snow showers likely in the late evening and
overnight. Waves 1 to 3 feet building to 3 to 5 feet early in the
morning. Waves occasionally around 7 feet.

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

$$

LHZ442-172115-
Harbor Beach to Port Sanilac MI-
957 AM EDT Tue Apr 17 2018

.REST OF TODAY...West winds 15 to 20 knots. Cloudy. Numerous
light snow showers in the late morning and early afternoon. A
chance of light showers early in the afternoon...then scattered
light snow showers and a slight chance of light showers late in
the afternoon. Waves 2 to 4 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy with isolated
light snow showers early in the evening...then mostly cloudy in
the late evening and overnight. Waves 1 to 3 feet.
.WEDNESDAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots late in the morning...then veering to the north in the
afternoon. Partly cloudy. A chance of light showers in the
afternoon. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots. Light snow showers and a chance of light showers.
Waves 1 to 3 feet building to 2 to 4 feet early in the morning.

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

$$

LHZ443-172115-
Port Sanilac to Port Huron MI-
957 AM EDT Tue Apr 17 2018

.REST OF TODAY...West winds 15 to 20 knots. Cloudy. Scattered
light snow showers late in the morning...then scattered light
snow showers and a slight chance of light showers in the
afternoon. Waves 1 to 3 feet.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Cloudy with isolated
light snow showers early in the evening...then mostly cloudy in
the late evening and overnight. Waves 1 to 3 feet.
.WEDNESDAY...West winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning...then becoming light and variable
early in the afternoon becoming northeast 5 to 10 knots late in
the afternoon. Partly cloudy. A chance of light showers in the
afternoon. Waves around 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds 5 to 10 knots becoming north
15 to 20 knots. Light showers and a chance of light snow showers
early in the evening...then light rain and snow showers in the
late evening and overnight. Waves 1 to 3 feet.

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

$$

LEZ444-172115-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
957 AM EDT Tue Apr 17 2018

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM EDT THIS AFTERNOON...

.REST OF TODAY...West winds 15 to 20 knots with gusts to 25 knots.
Mostly cloudy. Scattered light snow showers. A slight chance of
light showers early in the afternoon. Waves 1 to 3 feet.
.TONIGHT...West winds 15 to 20 knots becoming northwest 5 to
10 knots. Partly cloudy. Waves around 2 feet or less.
.WEDNESDAY...West winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots early in the afternoon becoming east 10 to 15 knots.
Mostly sunny in the morning...then partly cloudy with light
showers likely in the afternoon. Waves around 2 feet or less.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots backing to the
north early in the morning. Cloudy. Light showers likely until
early morning...then light showers likely and a chance of light
snow showers 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 39.9 degrees.

$$

SF

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a www.weather.gov/greatlakes



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