Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 240745
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
345 AM EDT Tue Apr 24 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.

LHZ422-241515-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
345 AM EDT Tue Apr 24 2018

.TODAY...Light and variable winds becoming east 5 to 10 knots in
the late morning and afternoon. Cloudy. Light showers likely...
mainly in the afternoon. Waves around 2 feet or less.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 10 to
15 knots after midnight. Mostly cloudy. Light showers likely
until early morning...then a chance of light showers early in the
morning. Waves around 2 feet or less.
.WEDNESDAY...Northwest winds 10 to 15 knots becoming north 15 to
20 knots in the late morning and early afternoon...then
diminishing to 10 to 15 knots late in the afternoon. Partly
cloudy becoming mostly cloudy late in the morning becoming partly
cloudy becoming mostly sunny late in the afternoon. Waves 1 to
3 feet.
.WEDNESDAY NIGHT...Northwest winds 5 to 10 knots. Mostly clear.
Waves around 2 feet or less.

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

$$

LHZ421-241515-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
345 AM EDT Tue Apr 24 2018

.TODAY...East winds 5 to 10 knots. Mostly cloudy. Light showers
likely...mainly in the afternoon. Waves around 2 feet or less.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 10 to
15 knots early in the morning. Mostly cloudy. Light showers
likely until early morning...then a chance of light showers early
in the morning. Waves around 2 feet or less.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming north 20 to 25
knots in the late morning and early afternoon...then diminishing 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 3 to 5 feet building to 5 to 7 feet in
the late morning and afternoon. Waves occasionally around 10 feet. A
Small Craft Advisory may be needed.
.WEDNESDAY NIGHT...Northeast winds 10 to 15 knots becoming north
5 to 10 knots late in the evening...then becoming northwest 10 to
15 knots after midnight. Mostly clear. Waves 3 to 5 feet
subsiding to 1 to 3 feet in the late evening and overnight. Waves
occasionally around 7 feet.

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

$$

LHZ441-241515-
Port Austin to Harbor Beach MI-
345 AM EDT Tue Apr 24 2018

.TODAY...Southeast winds 5 to 10 knots. Mostly cloudy. Light
showers likely...mainly in the afternoon. Waves around 2 feet or
less.
.TONIGHT...Southeast winds 5 to 10 knots backing to the northeast
after midnight...then becoming north 10 to 15 knots early in the
morning. Cloudy. Light showers likely until early morning...then
a chance of light showers early in the morning. Waves around
2 feet or less.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming north 20 to 25
knots in the late morning and early afternoon...then diminishing 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 3 to 5 feet building to 6 to 9 feet in
the late morning and afternoon. Waves occasionally around 12 feet. A
Small Craft Advisory may be needed.
.WEDNESDAY NIGHT...North winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. Mostly clear.
Waves 3 to 5 feet subsiding to 2 to 4 feet. Waves occasionally
around 7 feet.

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

$$

LHZ442-241515-
Harbor Beach to Port Sanilac MI-
345 AM EDT Tue Apr 24 2018

.TODAY...Southeast winds 5 to 10 knots. Mostly cloudy with a
chance of light showers. Waves around 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots backing to the northeast
after midnight...then becoming north 10 to 15 knots early in the
morning. Cloudy. A chance of light showers early in the evening...
then light showers likely in the late evening and early morning.
A chance of light showers early in the morning. Waves around
2 feet or less.
.WEDNESDAY...Northwest winds 15 to 20 knots becoming north 20 to 25
knots in the late morning and afternoon. Mostly cloudy with a chance
of light showers early in the morning...then mostly cloudy in the
late morning and afternoon. Waves 2 to 4 feet building to 5 to 7 feet
in the late morning and afternoon. Waves occasionally around 10 feet.
A Small Craft Advisory may be needed.
.WEDNESDAY NIGHT...North winds 15 to 20 knots becoming northwest
10 to 15 knots in the late evening and overnight. Mostly clear.
Waves 4 to 6 feet subsiding to 1 to 3 feet. Waves occasionally
around 8 feet.

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

$$

LHZ443-241515-
Port Sanilac to Port Huron MI-
345 AM EDT Tue Apr 24 2018

.TODAY...Southeast winds 5 to 10 knots. Mostly cloudy with a
chance of light showers. Waves around 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots in the evening becoming
light and variable...then becoming north 10 to 15 knots early in
the morning. Cloudy. Light showers likely until early morning...
then a chance of light showers early in the morning. Waves around
2 feet or less.
.WEDNESDAY...North winds 10 to 15 knots increasing to 20 to 25 knots.
Mostly cloudy with a chance of light showers early in the
morning...then mostly cloudy in the late morning and afternoon. Waves
1 to 3 feet building to 4 to 6 feet in the late morning and
afternoon. Waves occasionally around 8 feet. A Small Craft Advisory
may be needed.
.WEDNESDAY NIGHT...North winds 15 to 20 knots becoming northwest
5 to 10 knots. Mostly clear. 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.

$$

LEZ444-241515-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
345 AM EDT Tue Apr 24 2018

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the afternoon. Cloudy with light showers likely. Waves around
2 feet or less.
.TONIGHT...North winds 5 to 10 knots. Cloudy. Light showers
likely until early morning...then a chance of light showers early
in the morning. Waves around 2 feet or less.
.WEDNESDAY...North winds 10 to 15 knots. Mostly cloudy with a
chance of light showers early in the morning...then partly cloudy
in the late morning and afternoon. Waves around 2 feet or less.
.WEDNESDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and early morning...then backing to
the west early in the morning. 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 45.4 degrees.

$$

AA

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a www.weather.gov/greatlakes


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