Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 211502
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1002 AM EST Sun Jan 21 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.

LHZ422-212215-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...Light and variable winds. Mostly cloudy. Areas
of fog. A slight chance of drizzle in the afternoon. A slight
chance of light rain in the afternoon.
.TONIGHT...Northeast winds 5 to 10 knots increasing to 10 to
15 knots early in the morning. Cloudy. Patchy drizzle until early
morning. Areas of fog. A slight chance of light rain in the
evening. A chance of light rain and a slight chance of light
freezing rain after midnight...then light rain likely and a
chance of light freezing rain early in the morning.
.MONDAY...East winds 15 to 20 knots. Areas of fog early in the
morning. A chance of freezing rain early in the morning. Rain
showers. Freezing rain and light sleet late in the morning.
.MONDAY NIGHT...Southeast winds 10 to 15 knots becoming south
5 to 10 knots after midnight. Light showers.

Waves omitted due to ice coverage.

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

$$

LHZ421-212215-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...South winds 5 to 10 knots in the late morning
and early afternoon becoming light and variable. Mostly cloudy.
Areas of fog.
.TONIGHT...East winds 5 to 10 knots becoming northeast 10 to
15 knots early in the morning. Cloudy. Patchy drizzle until early
morning. Areas of fog. A slight chance of light rain in the
evening. A chance of light rain and freezing rain after midnight.
.MONDAY...East winds 15 to 20 knots. Areas of fog early in the
morning. Light sleet in the morning. Rain showers and freezing
rain.
.MONDAY NIGHT...Southeast winds 15 to 20 knots becoming south
5 to 10 knots after midnight. Light showers.

Waves omitted due to ice coverage.

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

$$

LHZ441-212215-
Port Austin to Harbor Beach MI-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...Southeast winds 5 to 10 knots. Mostly cloudy.
Areas of fog. Waves around 2 feet or less.
.TONIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots
early in the morning. Cloudy. A slight chance of light rain until
early morning...then a chance of light rain and a slight chance
of light freezing rain early in the morning. Patchy drizzle until
early morning. Areas of fog. Waves around 2 feet or less.
.MONDAY...East winds 15 to 20 knots. Areas of fog early in the
morning. Freezing rain and showers in the morning...then showers in
the afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. A
Small Craft Advisory may be needed.
.MONDAY NIGHT...Southeast winds 15 to 20 knots becoming south
5 to 10 knots. Light showers. Waves 3 to 5 feet subsiding to 1 to
3 feet early in the morning. Waves occasionally around 7 feet.

Wave heights are for ice free areas.

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

$$

LHZ442-212215-
Harbor Beach to Port Sanilac MI-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...Southeast winds 5 to 10 knots. Mostly cloudy.
Areas of fog. A slight chance of drizzle in the afternoon. A
slight chance of light rain in the afternoon. Waves around 2 feet
or less.
.TONIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots
early in the morning. Cloudy. Patchy drizzle until early morning.
Areas of fog. A slight chance of light rain in the evening. A
chance of light rain after midnight. A chance of light freezing
rain early in the morning. Waves around 2 feet or less.
.MONDAY...East winds 10 to 15 knots becoming southeast 15 to 20 knots
late in the afternoon. Areas of fog early in the morning. Rain
showers and a chance of light freezing rain early in the
morning...then showers in the late morning and afternoon. Waves 1 to
3 feet building to 3 to 5 feet in the afternoon. Waves occasionally
around 7 feet. A Small Craft Advisory may be needed.
.MONDAY NIGHT...Southeast winds 15 to 20 knots becoming south
10 to 15 knots after midnight. Light showers until early
morning...then a chance of light showers early in the morning.
Waves 3 to 5 feet subsiding to 1 to 3 feet early in the morning.
Waves occasionally around 7 feet.

Wave heights are for ice free areas.

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

$$

LHZ443-212215-
Port Sanilac to Port Huron MI-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...Southeast winds 5 to 10 knots. Mostly cloudy.
Areas of fog and a slight chance of drizzle. A slight chance of
light rain in the afternoon. Waves around 2 feet or less.
.TONIGHT...East winds 5 to 10 knots. Cloudy. A slight chance of
drizzle early in the evening. Areas of fog. Patchy drizzle in the
late evening and early morning. A slight chance of light rain in
the evening. A chance of light rain after midnight...then light
rain likely early in the morning. Waves around 2 feet or less.
.MONDAY...East winds 5 to 10 knots becoming southeast 15 to
20 knots. Areas of fog early in the morning. Rain showers. Waves
1 to 3 feet.
.MONDAY NIGHT...Southeast winds 15 to 20 knots becoming south
10 to 15 knots in the late evening and overnight. Light showers
until early morning...then a chance of light showers early in the
morning. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight.

Wave heights are for ice free areas.

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

$$

LEZ444-212215-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1002 AM EST Sun Jan 21 2018

.REST OF TODAY...South winds 5 to 10 knots. Cloudy. A slight
chance of light rain late in the morning...then a chance of light
rain in the afternoon. A slight chance of drizzle late in the
morning. Areas of fog. A chance of drizzle in the afternoon.
.TONIGHT...South winds 5 to 10 knots. Areas of drizzle until
early morning. Areas of dense fog. A chance of light rain and
freezing rain in the evening. Light rain and light freezing rain
after midnight. Light snow early in the morning.
.MONDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the afternoon. Areas of fog early in the morning.
Light rain and light freezing rain early in the morning...then
showers in the late morning and afternoon.
.MONDAY NIGHT...South winds 10 to 15 knots. Light showers until
early morning...then a chance of light showers early in the
morning.

Waves omitted due to ice coverage.

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

The water temperature at Belle Isle is 31.6 degrees.

$$

AA

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a www.weather.gov/greatlakes


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