Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 151410
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1010 AM EDT Sun Apr 15 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.

LHZ422-152115-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.REST OF TODAY...Northeast gales to 35 knot gales. A slight
chance of light sleet late in the morning. Freezing rain. Rain
showers late in the afternoon. Waves 5 to 7 feet. Waves
occasionally around 10 feet.
.TONIGHT...Northeast winds 20 to 25 knots diminishing to 10 to
15 knots. Rain showers in the evening...then a chance of light
showers after midnight. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.
.MONDAY...Northwest winds 5 to 10 knots becoming west 10 to
15 knots in the late morning and afternoon. Cloudy. A chance of
light showers. Waves around 2 feet or less.
.MONDAY NIGHT...West winds 15 to 20 knots. Cloudy. A chance of
light rain and snow showers in the evening...then a chance of
light snow showers after midnight. Waves 1 to 3 feet.

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

$$

LHZ421-152115-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.REST OF TODAY...Northeast gales to 40 knot gales becoming east
to 30 knots late in the afternoon. A chance of light sleet late
in the morning. Freezing rain. Rain showers and a slight chance
of sleet in the afternoon. Waves 12 to 16 feet. Waves
occasionally around 20 feet.
.TONIGHT...Northeast winds 20 to 25 knots diminishing to 15 to
20 knots in the late evening and overnight. Rain showers. Waves
8 to 12 feet subsiding to 5 to 7 feet early in the morning. Waves
occasionally around 15 feet.
.MONDAY...Southeast winds 10 to 15 knots becoming southwest 5 to
10 knots late in the morning...then becoming west 10 to 15 knots
in the afternoon. Cloudy. A chance of light showers. A chance of
light snow showers early in the afternoon. Waves 3 to 5 feet
subsiding to 1 to 3 feet late in the afternoon. Waves
occasionally around 7 feet.
.MONDAY NIGHT...West winds 15 to 20 knots. Cloudy. A chance of
light rain and snow showers in the evening...then a chance of
light snow showers after midnight. Waves 1 to 3 feet building to
2 to 4 feet in the late evening and overnight.

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

$$

LHZ441-152115-
Port Austin to Harbor Beach MI-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF TODAY...East gales to 35 knot gales diminishing to
30 knots late in the afternoon. A slight chance of light sleet
late in the morning. Freezing rain. Rain showers late in the
afternoon. Waves 10 to 14 feet. Waves occasionally around
18 feet.
.TONIGHT...East winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Rain showers. Waves 8 to 12 feet
subsiding to 5 to 7 feet after midnight. Waves occasionally
around 15 feet.
.MONDAY...Southeast winds 10 to 15 knots becoming south 5 to
10 knots late in the morning...then becoming west 10 to 15 knots
in the afternoon. Cloudy with a chance of showers. Waves 3 to
5 feet subsiding to 1 to 3 feet in the afternoon. Waves
occasionally around 7 feet.
.MONDAY NIGHT...West winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots early in the morning. Cloudy. A
chance of light rain and snow showers in the evening. Light snow
showers likely after midnight. Waves 2 to 4 feet building to 3 to
5 feet in the late evening and overnight. Waves occasionally
around 7 feet.

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

$$

LHZ442-152115-
Harbor Beach to Port Sanilac MI-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF TODAY...East winds 20 to 25 knots increasing to 30 knots
late in the afternoon. Freezing rain late in the morning...then
freezing rain and showers in the afternoon. Waves 6 to 9 feet
building to 10 to 14 feet late in the afternoon. Waves
occasionally around 18 feet.
.TONIGHT...East winds 15 to 20 knots diminishing to 5 to
10 knots. Rain showers. Waves 10 to 14 feet subsiding to 3 to
5 feet. Waves occasionally around 18 feet.
.MONDAY...Southeast winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and afternoon. Cloudy with a chance
of showers. Waves 1 to 3 feet.
.MONDAY NIGHT...West winds 10 to 15 knots increasing to 15 to
20 knots with gusts to 30 knots in the late evening and
overnight. Cloudy. A chance of light showers in the evening. A
chance of light snow showers. Waves 1 to 3 feet.

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

$$

LHZ443-152115-
Port Sanilac to Port Huron MI-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 10 PM EDT THIS EVENING...

.REST OF TODAY...East winds 15 to 20 knots increasing to
30 knots. Freezing rain and a slight chance of thunderstorms.
Rain showers in the afternoon. Waves 5 to 7 feet building to 8 to
12 feet late in the afternoon. Waves occasionally around 15 feet.
.TONIGHT...East winds 10 to 15 knots increasing to 15 to 20 knots
late in the evening...then diminishing to 5 to 10 knots after
midnight. Rain showers. Waves 8 to 12 feet subsiding to 1 to
3 feet. Waves occasionally around 15 feet.
.MONDAY...South winds 5 to 10 knots becoming southwest 10 to
15 knots in the late morning and afternoon. Cloudy with a chance
of showers. Waves around 2 feet or less.
.MONDAY NIGHT...West winds 10 to 15 knots increasing to 15 to
20 knots with gusts to 30 knots in the late evening and
overnight. Cloudy. A chance of light showers until early morning.
A chance of light snow showers. Waves 1 to 3 feet.

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

$$

LEZ444-152115-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1010 AM EDT Sun Apr 15 2018

...GALE WARNING IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON...

.REST OF TODAY...East winds to 30 knots increasing to 35 knot
gales early in the afternoon...then diminishing to 20 to 25 knots
late in the afternoon. Rain showers and a chance of
thunderstorms. Waves 5 to 7 feet. Waves occasionally around
10 feet.
.TONIGHT...East winds 10 to 15 knots becoming southeast 5 to
10 knots late in the evening...then veering to the west after
midnight increasing to 15 to 20 knots early in the morning.
Showers early in the evening...then a chance of light showers in
the late evening and early morning. A slight chance of light
showers early in the morning. Waves 2 to 4 feet subsiding to
2 feet or less in the late evening and overnight.
.MONDAY...West winds 10 to 15 knots increasing to 15 to 20 knots
with gusts to 30 knots in the late morning and afternoon. Cloudy.
A chance of light showers...mainly in the afternoon. Waves 1 to
3 feet.
.MONDAY NIGHT...West winds 15 to 20 knots. Gusts to 30 knots
early in the evening. Cloudy. A chance of light showers until
early morning. A chance of light snow showers after midnight.
Waves 1 to 3 feet.

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

The water temperature at Belle Isle is 42.3 degrees.

$$

AA

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