641
FZUS53 KDTX 112043
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
343 PM EST Tue Nov 11 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.

LHZ422-120445-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
343 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT...

.TONIGHT...Southwest winds to 30 knots becoming west 15 to
20 knots. Cloudy with a chance of light rain and snow. Waves 4 to
6 feet subsiding to 2 to 4 feet early in the morning. Waves
occasionally around 8 feet.
.WEDNESDAY...West winds 20 to 25 knots. A few gusts to 35 knot
gales in the late morning and afternoon. Mostly cloudy with a
chance of light rain. Waves 3 to 5 feet. Waves occasionally around
7 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots diminishing to 15 to 20 knots after midnight. Mostly
clear. Waves 2 to 4 feet.
.THURSDAY...West winds 15 to 20 knots. Mostly sunny. Waves 1 to
3 feet.

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

$$

LHZ421-120445-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
343 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT...

.TONIGHT...Southwest gales to 35 knot gales becoming west 20 to
25 knots. Cloudy with a chance of light rain and snow. Waves 5 to
7 feet. Waves occasionally around 10 feet.
.WEDNESDAY...West winds 20 to 25 knots with a few gusts to 35
knot gales increasing to 30 knots with a few gusts to 35 knot
gales early in the afternoon. Mostly cloudy with a chance of light
rain. Waves 4 to 6 feet building to 6 to 9 feet early in the
afternoon. Waves occasionally around 12 feet.
.WEDNESDAY NIGHT...West winds to 30 knots diminishing to 20 to
25 knots in the late evening and overnight. Partly cloudy. A
chance of light rain early in the evening. Waves 5 to 7 feet.
Waves occasionally around 10 feet.
.THURSDAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. Mostly sunny. Waves
3 to 5 feet. Waves occasionally around 7 feet.

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

$$

LHZ441-120445-
Port Austin to Harbor Beach MI-
343 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT...

.TONIGHT...Southwest winds to 30 knots becoming west 15 to
20 knots. Cloudy. Light snow likely in the evening, then light
rain and snow likely after midnight. Waves 4 to 6 feet. Waves
occasionally around 8 feet.
.WEDNESDAY...West winds 20 to 25 knots with gusts to 30 knots
increasing to 30 knots with a few gusts to 35 knot gales early in
the afternoon. Mostly cloudy. A chance of light rain early in the
morning, then light rain likely in the late morning and
afternoon. Waves 4 to 6 feet building to 6 to 9 feet early in the
afternoon. Waves occasionally around 12 feet.
.WEDNESDAY NIGHT...West winds to 30 knots diminishing to 20 to
25 knots in the late evening and overnight. Mostly cloudy with
light rain likely early in the evening, then partly cloudy with a
chance of light rain in the late evening and early morning.
Partly cloudy after midnight. Waves 5 to 7 feet. Waves
occasionally around 10 feet.
.THURSDAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. Partly cloudy early
in the morning then clearing. Waves 3 to 5 feet. Waves
occasionally around 6 feet.

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

$$

LHZ442-120445-
Harbor Beach to Port Sanilac MI-
343 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT...

.TONIGHT...Southwest winds to 30 knots becoming west 15 to
20 knots. Cloudy. A chance of light snow in the evening, then
light snow likely and a chance of light rain after midnight.
Waves 3 to 5 feet subsiding to 2 to 4 feet early in the morning.
Waves occasionally around 7 feet.
.WEDNESDAY...West winds 15 to 20 knots increasing to 20 to
25 knots with gusts to 30 knots in the late morning and
afternoon. Mostly cloudy. A chance of light rain early in the
morning, then light rain likely in the late morning and
afternoon. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots. Gusts to 30 knots
early in the evening. Partly cloudy. Light rain likely early in
the evening, then a chance of light rain in the late evening and
early morning. Waves 3 to 5 feet. Waves occasionally around
7 feet.
.THURSDAY...West winds 15 to 20 knots. Mostly sunny. Waves 2 to
4 feet subsiding to 1 to 3 feet early in the afternoon.

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

$$

LHZ443-120445-
Port Sanilac to Port Huron MI-
343 PM EST Tue Nov 11 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE WEDNESDAY NIGHT...

.TONIGHT...Southwest winds to 30 knots diminishing to 20 to
25 knots after midnight. Cloudy. A chance of light snow in the
evening, then a chance of light snow and a slight chance of light
rain after midnight. Waves 3 to 5 feet subsiding to 2 to 4 feet
early in the morning. Waves occasionally around 7 feet.
.WEDNESDAY...West winds 20 to 25 knots. Gusts to 30 knots in the
late morning and afternoon. Mostly cloudy with a chance of light
rain. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots with gusts to
30 knots diminishing to 15 to 20 knots after midnight. Partly
cloudy. Waves 2 to 4 feet.
.THURSDAY...West winds 15 to 20 knots. Mostly sunny. Waves 1 to
3 feet.

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

$$

LEZ444-120445-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
343 PM EST Tue Nov 11 2025

...LOW WATER ADVISORY IN EFFECT UNTIL 7 AM EST WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY EVENING...

.TONIGHT...Southwest winds to 30 knots becoming west 20 to
25 knots early in the morning. Mostly cloudy. A slight chance of
light rain and snow in the evening, then a slight chance of light
rain after midnight. Waves 3 to 5 feet. Waves occasionally around
6 feet.
.WEDNESDAY...West winds 20 to 25 knots. Mostly cloudy. A slight
chance of light rain until late afternoon. Waves 2 to 4 feet.
.WEDNESDAY NIGHT...West winds 20 to 25 knots diminishing to 15 to
20 knots in the late evening and overnight. Partly cloudy. Waves
1 to 3 feet.
.THURSDAY...West winds 10 to 15 knots. Mostly sunny. Waves 2 feet
or less.

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

The water temperature at Belle Isle is 43 degrees.

$$

DRK

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