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FZUS53 KDTX 070916
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
416 AM EST Sun Dec 7 2025

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.

LHZ422-071730-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
416 AM EST Sun Dec 7 2025

.TODAY...West winds 5 to 10 knots becoming northwest 15 to
20 knots. Light snow in the morning, then partly cloudy with
light snow likely in the afternoon. Waves 1 to 3 feet.
.TONIGHT...North winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Mostly clear. Waves 2 to 4 feet.
.MONDAY...North winds 10 to 15 knots becoming west 5 to 10 knots
in the late morning and early afternoon, then becoming south
10 to 15 knots early in the afternoon. Mostly sunny early in the
morning becoming partly cloudy. Waves 2 feet or less.
.MONDAY NIGHT...South winds 15 to 20 knots increasing to 30 knots
with gusts to 35 knot gales. Partly cloudy until early morning, then
mostly cloudy with a chance of light snow after midnight. Waves 2 to
4 feet building to 4 to 6 feet in the late evening and overnight.
Waves occasionally around 8 feet. A Gale Warning may be needed.

Wave heights are for ice free areas.

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

$$

LHZ421-071730-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
416 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...West winds 10 to 15 knots becoming northwest 20 to
25 knots. Light snow in the morning, then partly cloudy with
light snow likely in the afternoon. Waves 1 to 3 feet building to
4 to 6 feet late in the afternoon. Waves occasionally around
8 feet.
.TONIGHT...North winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. Mostly clear. Waves 6 to 9 feet. Waves
occasionally around 12 feet.
.MONDAY...North winds 10 to 15 knots becoming west 5 to 10 knots
in the late morning and early afternoon, then becoming southwest
10 to 15 knots early in the afternoon. Mostly sunny early in the
morning becoming partly cloudy. Waves 3 to 5 feet subsiding to
1 to 3 feet in the late morning and afternoon. Waves occasionally
around 7 feet.
.MONDAY NIGHT...South winds 15 to 20 knots increasing to 35 knot
gales. Partly cloudy until early morning, then cloudy with a chance
of light snow after midnight. Waves 2 to 4 feet building to 6 to 9
feet in the late evening and overnight. Waves occasionally around 12
feet. A Gale Warning may be needed.

Wave heights are for ice free areas.

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

$$

LHZ441-071730-
Port Austin to Harbor Beach MI-
416 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...West winds 10 to 15 knots becoming northwest 20 to
25 knots. Snow in the morning, then a slight chance of light snow
in the afternoon. Waves 2 feet or less building to 4 to 6 feet.
Waves occasionally around 8 feet.
.TONIGHT...North winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. Mostly cloudy. A slight chance of light
snow until early morning. Waves 6 to 9 feet. Waves occasionally
around 12 feet.
.MONDAY...North winds 10 to 15 knots becoming west 5 to 10 knots
in the late morning and early afternoon, then becoming southwest
10 to 15 knots early in the afternoon. Mostly cloudy early in the
morning becoming partly cloudy. Waves 3 to 5 feet subsiding to
1 to 3 feet early in the afternoon. Waves occasionally around
7 feet.
.MONDAY NIGHT...South winds 15 to 20 knots increasing to
30 knots. Partly cloudy until early morning, then mostly cloudy
with a chance of light snow after midnight. Waves 1 to 3 feet
building to 4 to 6 feet in the late evening and overnight. Waves
occasionally around 8 feet.

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

$$

LHZ442-071730-
Harbor Beach to Port Sanilac MI-
416 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...West winds 5 to 10 knots becoming northwest 15 to
20 knots. Light snow in the morning, then light snow likely in
the afternoon. Waves 2 feet or less building to 3 to 5 feet late
in the afternoon. Waves occasionally around 7 feet.
.TONIGHT...Northwest winds 20 to 25 knots becoming north 15 to
20 knots in the late evening and overnight. Partly cloudy with a
slight chance of light snow until early morning, then mostly
cloudy after midnight. Waves 6 to 9 feet. Waves occasionally
around 12 feet.
.MONDAY...North winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and early afternoon, then becoming
south 10 to 15 knots early in the afternoon. Mostly cloudy early
in the morning becoming partly cloudy. Waves 3 to 5 feet
subsiding to 1 to 3 feet early in the afternoon. Waves
occasionally around 7 feet.
.MONDAY NIGHT...South winds 10 to 15 knots increasing to 20 to
25 knots with gusts to 30 knots. Partly cloudy until early
morning, then mostly cloudy with a chance of light snow after
midnight. Waves 1 to 3 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.

$$

LHZ443-071730-
Port Sanilac to Port Huron MI-
416 AM EST Sun Dec 7 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM EST THIS AFTERNOON
THROUGH MONDAY MORNING...

.TODAY...West winds 5 to 10 knots becoming northwest 15 to
20 knots. Light snow in the morning, then light snow likely in
the afternoon. Waves 2 feet or less building to 2 to 4 feet late
in the afternoon.
.TONIGHT...North winds 15 to 20 knots. Partly cloudy with a
slight chance of light snow until early morning, then mostly
cloudy after midnight. Waves 4 to 6 feet. Waves occasionally
around 7 feet.
.MONDAY...East winds 10 to 15 knots becoming south 5 to 10 knots
in the late morning and afternoon. Mostly cloudy early in the
morning becoming partly cloudy. Waves 3 to 5 feet subsiding to
1 to 3 feet early in the afternoon. Waves occasionally around
7 feet.
.MONDAY NIGHT...South winds 10 to 15 knots increasing to 20 to
25 knots. Partly cloudy until early morning becoming mostly
cloudy. Waves 1 to 3 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.

$$

LEZ444-071730-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
416 AM EST Sun Dec 7 2025

.TODAY...West winds 5 to 10 knots early in the morning becoming
light and variable, then becoming northwest 5 to 10 knots early
in the afternoon increasing to 10 to 15 knots. Light snow in the
morning, then light snow likely in the afternoon. Waves 2 feet or
less.
.TONIGHT...North winds 10 to 15 knots. Partly cloudy becoming
clear in the late evening and early morning becoming partly
cloudy. Waves 1 to 3 feet.
.MONDAY...Northeast winds 10 to 15 knots becoming east 5 to
10 knots in the late morning and afternoon. Partly cloudy. Waves
2 feet or less.
.MONDAY NIGHT...Southeast winds 5 to 10 knots becoming south 20 to 25
knots. Partly cloudy until early morning becoming mostly cloudy.
Waves 1 to 3 feet building to 3 to 5 feet after midnight. Waves
occasionally around 7 feet. A Small Craft Advisory may be needed.

Wave heights are for ice free areas.

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

The water temperature at Belle Isle is 33 degrees.

$$

KGK

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