952
FZUS53 KDTX 090248
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
948 PM EST Mon Dec 8 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.

LHZ422-091100-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. Partly cloudy this evening, then
mostly cloudy with a slight chance of light snow after midnight.
Waves 1 to 3 feet.
.TUESDAY...South winds 20 to 25 knots with gusts to 30 knots
becoming southwest 15 to 20 knots early in the afternoon. Snow
early in the morning, then a chance of light snow in the late
morning and early afternoon. Waves 2 to 4 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots backing to the
southeast after midnight. Light snow likely until early morning,
then snow after midnight. Waves 1 to 3 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming north 20 to
25 knots with gusts to 30 knots in the late morning and early
afternoon, then increasing to 30 knots early in the afternoon.
Light snow until late afternoon. A chance of light snow early in
the afternoon. Waves 3 to 5 feet building to 4 to 6 feet early in
the afternoon. 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.

Wave heights are for ice free areas.

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

$$

LHZ421-091100-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...South winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots early in the morning. Partly
cloudy this evening, then mostly cloudy with a slight chance of
light snow after midnight. Waves 1 to 3 feet building to 2 to
4 feet early in the morning.
.TUESDAY...Southwest winds 20 to 25 knots. Gusts to 30 knots
until late afternoon. Snow early in the morning, then a chance of
light snow in the late morning and early afternoon. Snow may be
heavy at times early in the morning. Waves 3 to 5 feet. Waves
occasionally around 7 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots backing to the
southeast after midnight. A chance of light snow early in the
evening, then snow in the late evening and overnight. Waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. Waves
occasionally around 7 feet.
.WEDNESDAY...Southeast winds 20 to 25 knots becoming north to 30
knots in the late morning and early afternoon, then increasing to 35
knot gales early in the afternoon. Light snow until late afternoon,
then a chance of light snow early in the afternoon. Waves 3 to 5 feet
building to 10 to 14 feet in the late morning and afternoon. Waves
occasionally around 18 feet. A Gale Warning may be needed.

Small Craft Advisory conditions are expected to continue beyond
the forecast period. Please refer to the Open Lakes Forecast for
more information.

Wave heights are for ice free areas.

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

$$

LHZ441-091100-
Port Austin to Harbor Beach MI-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...Southwest winds 10 to 15 knots becoming south
15 to 20 knots with gusts to 30 knots after midnight. Partly
cloudy this evening becoming mostly cloudy. Waves 1 to 3 feet
building to 2 to 4 feet early in the morning.
.TUESDAY...South winds 15 to 20 knots with gusts to 30 knots
becoming southwest 20 to 25 knots with gusts to 30 knots in the
late morning and afternoon. Snow until late afternoon, then a
slight chance of light snow early in the afternoon. Waves 3 to
5 feet. Waves occasionally around 7 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots becoming south
10 to 15 knots after midnight. A chance of light snow until early
morning. Snow after midnight. Waves 2 to 4 feet.
.WEDNESDAY...South winds 20 to 25 knots becoming north to 30 knots in
the late morning and early afternoon, then increasing to 35 knot
gales early in the afternoon. Light rain early in the morning. Light
snow until late afternoon. A chance of light snow early in the
afternoon. Waves 3 to 5 feet building to 10 to 14 feet. Waves
occasionally around 18 feet. A Gale Warning may be needed.

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.

$$

LHZ442-091100-
Harbor Beach to Port Sanilac MI-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...Southwest winds 10 to 15 knots becoming south
15 to 20 knots after midnight. Partly cloudy this evening
becoming mostly cloudy. Waves 1 to 3 feet building to 3 to 5 feet
early in the morning. Waves occasionally around 7 feet.
.TUESDAY...Southwest winds 20 to 25 knots. Gusts to 30 knots
until late afternoon. Light snow until late afternoon, then a
chance of light snow early in the afternoon. Waves 3 to 5 feet.
Waves occasionally around 7 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots. A chance of
light snow early in the evening. Light snow in the late evening
and overnight. Rain after midnight. Waves 1 to 3 feet building to
3 to 5 feet in the late evening and overnight. Waves occasionally
around 7 feet.
.WEDNESDAY...Southwest winds 15 to 20 knots becoming northwest
20 to 25 knots in the late morning and early afternoon, then
becoming north to 30 knots early in the afternoon. Light rain and
light snow until late afternoon, then light rain and snow likely
early in the afternoon. Waves 4 to 6 feet building to 8 to
12 feet early in the afternoon. Waves occasionally around
15 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.

$$

LHZ443-091100-
Port Sanilac to Port Huron MI-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 4 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...Southwest winds 10 to 15 knots becoming south
15 to 20 knots after midnight. Partly cloudy. Waves 1 to 3 feet
building to 2 to 4 feet early in the morning.
.TUESDAY...South winds 20 to 25 knots with gusts to 30 knots.
Mostly cloudy with a chance of light snow. Waves 3 to 5 feet.
Waves occasionally around 7 feet.
.TUESDAY NIGHT...Southwest winds 15 to 20 knots becoming south
20 to 25 knots after midnight. A chance of light snow early in
the evening. Light snow in the late evening and overnight. Rain
after midnight. Waves 1 to 3 feet building to 3 to 5 feet in the
late evening and overnight. Waves occasionally around 7 feet.
.WEDNESDAY...Southwest winds 20 to 25 knots veering to the west
in the late morning and early afternoon, then becoming northwest
to 30 knots early in the afternoon. Light rain and light snow
until late afternoon, then light rain and snow likely early in
the afternoon. Waves 3 to 5 feet building to 6 to 9 feet early in
the afternoon. Waves occasionally around 12 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.

$$

LEZ444-091100-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
948 PM EST Mon Dec 8 2025

...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM EST TUESDAY THROUGH
LATE WEDNESDAY NIGHT...

.REST OF TONIGHT...Southeast winds 10 to 15 knots veering to the
south after midnight, then increasing to 15 to 20 knots early in
the morning. Partly cloudy. Waves 1 to 3 feet.
.TUESDAY...South winds 15 to 20 knots becoming southwest 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. Cloudy. A chance of light snow until late afternoon. A
slight chance of light freezing drizzle in the late morning and
afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet.
.TUESDAY NIGHT...Southwest winds 20 to 25 knots increasing to 30
knots with gusts to 35 knot gales in the late evening and overnight.
Light snow likely in the evening. Rain. Light snow after midnight.
Waves 3 to 5 feet building to 4 to 6 feet after midnight. Waves
occasionally around 8 feet. A Gale Warning may be needed.
.WEDNESDAY...Southwest winds to 30 knots with gusts to 35 knot
gales becoming west 20 to 25 knots early in the afternoon. Light
rain until late afternoon. Light snow in the late morning and
early afternoon, then light rain and snow likely early in the
afternoon. Waves 3 to 5 feet. Waves occasionally around 6 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 Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 34 degrees.

$$

CB

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