Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 180753
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
353 AM EDT Wed Apr 18 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.

LHZ422-181515-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
353 AM EDT Wed Apr 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
THURSDAY AFTERNOON...

.TODAY...Northwest 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. Mostly cloudy until late afternoon...then a chance
of light rain and a slight chance of light snow late in the
afternoon. Waves around 2 feet or less.
.TONIGHT...Northeast winds 10 to 15 knots becoming north 15 to
20 knots after midnight. Cloudy. A chance of light rain in the
evening. Light snow likely. Light rain likely after midnight.
Waves 1 to 3 feet.
.THURSDAY...North winds 15 to 20 knots becoming northwest 10 to
15 knots in the afternoon. Partly cloudy until late afternoon
becoming mostly sunny. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots. Mostly clear.
Waves 1 to 3 feet.

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

$$

LHZ421-181515-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
353 AM EDT Wed Apr 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
FRIDAY AFTERNOON...

.TODAY...Northwest winds 10 to 15 knots diminishing to 5 to
10 knots late in the morning...then veering to the northeast in
the afternoon. Mostly cloudy until late afternoon...then a chance
of light rain and a slight chance of light snow late in the
afternoon. Waves 1 to 3 feet.
.TONIGHT...Northeast winds 10 to 15 knots becoming north 20 to
25 knots. Cloudy. A chance of light rain in the evening. Light
snow likely. Light rain likely after midnight. Waves 1 to 3 feet
building to 5 to 7 feet. Waves occasionally around 10 feet.
.THURSDAY...North winds 20 to 25 knots diminishing to 15 to
20 knots late in the afternoon. Mostly cloudy becoming partly
cloudy in the late morning and early afternoon becoming mostly
sunny. Waves 6 to 9 feet. Waves occasionally around 12 feet.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots becoming north
10 to 15 knots early in the morning. Mostly clear. Waves 4 to
6 feet. Waves occasionally around 8 feet.

Small Craft Advisory conditions 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.

$$

LHZ441-181515-
Port Austin to Harbor Beach MI-
353 AM EDT Wed Apr 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
FRIDAY AFTERNOON...

.TODAY...Northwest winds 10 to 15 knots becoming north 5 to
10 knots in the afternoon. Mostly cloudy. A slight chance of
light snow late in the afternoon. Waves 1 to 3 feet.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 20 to
25 knots. Cloudy. A slight chance of light rain in the evening.
Light snow likely. A chance of light rain after midnight. Waves
1 to 3 feet building to 5 to 7 feet. Waves occasionally around
10 feet.
.THURSDAY...North winds 20 to 25 knots. Gusts to 30 knots in the
late morning and early afternoon. Mostly cloudy with a chance of
light snow early in the morning...then partly cloudy in the late
morning and afternoon. Waves 8 to 12 feet. Waves occasionally
around 15 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots. Mostly clear. Waves
5 to 7 feet. Waves occasionally around 10 feet.

Small Craft Advisory conditions 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.

$$

LHZ442-181515-
Harbor Beach to Port Sanilac MI-
353 AM EDT Wed Apr 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
FRIDAY AFTERNOON...

.TODAY...West winds 10 to 15 knots becoming northwest 5 to
10 knots in the late morning and early afternoon...then becoming
north 10 to 15 knots late in the afternoon. Mostly cloudy. A
chance of light rain and snow late in the afternoon. Waves 1 to
3 feet.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 15 to
20 knots. Cloudy. A chance of light snow early in the evening...
then light snow likely and a slight chance of light rain in the
late evening and early morning. A chance of light snow early in
the morning. Waves 1 to 3 feet building to 4 to 6 feet early in
the morning. Waves occasionally around 8 feet.
.THURSDAY...North winds 20 to 25 knots. Gusts to 30 knots in the
late morning and early afternoon. Cloudy with a chance of light
snow early in the morning...then partly cloudy in the late
morning and afternoon. Waves 6 to 9 feet. Waves occasionally
around 12 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots. Mostly clear. Waves
5 to 7 feet. Waves occasionally around 10 feet.

Small Craft Advisory conditions 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.

$$

LHZ443-181515-
Port Sanilac to Port Huron MI-
353 AM EDT Wed Apr 18 2018

...SMALL CRAFT ADVISORY IN EFFECT FROM LATE TONIGHT THROUGH
FRIDAY AFTERNOON...

.TODAY...West winds 10 to 15 knots diminishing to 5 to 10 knots
late in the morning...then veering to the north early in the
afternoon becoming northeast 10 to 15 knots late in the
afternoon. Mostly cloudy. A chance of light rain late in the
afternoon. Waves around 2 feet or less.
.TONIGHT...North winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. Cloudy. Light snow likely and a
chance of light rain until early morning...then light snow likely
early in the morning. Waves 1 to 3 feet building to 2 to 4 feet
after midnight.
.THURSDAY...North winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots late in the afternoon. Cloudy with
a chance of light snow early in the morning...then mostly cloudy
in the late morning and afternoon. Waves 5 to 7 feet. Waves
occasionally around 10 feet.
.THURSDAY NIGHT...Northwest winds 15 to 20 knots becoming north
10 to 15 knots early in the morning. Mostly clear. Waves 4 to
6 feet. Waves occasionally around 8 feet.

Small Craft Advisory conditions 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.

$$

LEZ444-181515-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
353 AM EDT Wed Apr 18 2018

.TODAY...Northwest winds 5 to 10 knots early in the morning
becoming light and variable...then becoming southeast 5 to
10 knots early in the afternoon backing to the east. Partly
cloudy until late afternoon...then mostly cloudy with light rain
likely late in the afternoon. Waves around 2 feet or less.
.TONIGHT...North winds 10 to 15 knots. Light rain until early
morning. A chance of light snow late in the evening...then light
snow after midnight. Waves 1 to 3 feet.
.THURSDAY...Northwest winds 15 to 20 knots diminishing to 10 to
15 knots late in the afternoon. Mostly cloudy with a chance of
light snow early in the morning...then partly cloudy in the late
morning and afternoon. Waves 1 to 3 feet.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots. Mostly clear.
Waves around 2 feet or less.

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

The water temperature at Belle Isle is 38.7 degrees.

$$

DRK

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



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