760
FZUS53 KDTX 161355
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
955 AM EDT Wed Jul 16 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.

LHZ422-162200-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots. Sunny with a chance
of showers and a slight chance of thunderstorms late in the
morning, then partly cloudy with a chance of showers and
thunderstorms in the afternoon. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots becoming southwest 10 to
15 knots after midnight. Partly cloudy with a chance of showers
and thunderstorms. Waves 2 feet or less.
.THURSDAY...Northwest winds 15 to 20 knots. Mostly cloudy with a
chance of showers and a slight chance of thunderstorms in the
morning, then partly cloudy in the afternoon. Waves 1 to 3 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast
10 to 15 knots after midnight. Partly cloudy in the evening then
clearing. Waves 1 to 3 feet.

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

$$

LHZ421-162200-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots backing to the
southeast late in the afternoon. Sunny with a slight chance of
showers and thunderstorms late in the morning, then partly cloudy
with a chance of thunderstorms and a slight chance of showers in
the afternoon. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots becoming southwest 10 to
15 knots after midnight. Partly cloudy with a chance of showers
and thunderstorms in the evening, then mostly cloudy with a
chance of showers and a slight chance of thunderstorms after
midnight. Waves 2 feet or less.
.THURSDAY...Northwest winds 15 to 20 knots. Mostly cloudy. A chance
of showers and a slight chance of thunderstorms in the morning. Waves
1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves
occasionally around 7 feet. A Small Craft Advisory may be needed.
.THURSDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Partly cloudy in the evening then
clearing. Waves 3 to 5 feet. Waves occasionally around 7 feet.

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

$$

LHZ441-162200-
Port Austin to Harbor Beach MI-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots. Sunny with a chance
of showers late in the morning, then partly cloudy with a chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.TONIGHT...South winds 5 to 10 knots. Partly cloudy in the
evening becoming mostly cloudy. A chance of showers and
thunderstorms. Waves 2 feet or less.
.THURSDAY...West winds 10 to 15 knots becoming northwest 15 to 20
knots in the late morning and afternoon. Mostly cloudy. A chance of
showers and a slight chance of thunderstorms in the morning. Waves 1
to 3 feet building to 3 to 5 feet early in the afternoon. Waves
occasionally around 7 feet. A Small Craft Advisory may be needed.
.THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast
10 to 15 knots after midnight. Mostly clear. Waves 3 to 5 feet.
Waves occasionally around 7 feet.

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

$$

LHZ442-162200-
Harbor Beach to Port Sanilac MI-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots. Sunny with a chance
of showers and a slight chance of thunderstorms late in the
morning, then partly cloudy with a chance of showers and
thunderstorms in the afternoon. Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots. Partly cloudy in the
evening becoming mostly cloudy. A chance of showers and
thunderstorms. Waves 2 feet or less.
.THURSDAY...Southwest winds 10 to 15 knots veering to the northwest
in the late morning and early afternoon, then increasing to 15 to 20
knots early in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the morning. Waves 2 feet or less building to 3 to 5
feet early in the afternoon. Waves occasionally around 7 feet. A
Small Craft Advisory may be needed.
.THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast
10 to 15 knots after midnight. Partly cloudy. Waves 3 to 5 feet.
Waves occasionally around 7 feet.

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

$$

LHZ443-162200-
Port Sanilac to Port Huron MI-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots. Mostly sunny late in
the morning becoming partly cloudy. A chance of showers and a
slight chance of thunderstorms late in the morning, then a chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.TONIGHT...South winds 5 to 10 knots. Partly cloudy. A chance of
showers and thunderstorms in the evening, then a slight chance of
showers and thunderstorms after midnight. Waves 2 feet or less.
.THURSDAY...West winds 10 to 15 knots becoming northwest 15 to
20 knots early in the afternoon. Partly cloudy in the morning
becoming mostly cloudy. Light showers likely and a chance of
thunderstorms. Waves 1 to 3 feet.
.THURSDAY NIGHT...North winds 15 to 20 knots becoming northeast 10 to
15 knots after midnight. Partly cloudy. Waves 3 to 5 feet. Waves
occasionally around 7 feet. A Small Craft Advisory may be needed.

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

$$

LEZ444-162200-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
955 AM EDT Wed Jul 16 2025

.REST OF TODAY...South winds 5 to 10 knots. Partly cloudy. A
chance of showers and thunderstorms late in the morning, then
thunderstorms likely and a chance of showers in the afternoon.
Waves 2 feet or less.
.TONIGHT...South winds 5 to 10 knots becoming southwest 10 to
15 knots after midnight. Partly cloudy. A chance of thunderstorms
and a slight chance of showers in the evening, then a slight
chance of showers and thunderstorms after midnight. Waves 1 to
3 feet.
.THURSDAY...West winds 10 to 15 knots. Partly cloudy. A slight
chance of showers and thunderstorms in the morning, then showers
likely and a chance of thunderstorms in the afternoon. Waves 1 to
3 feet.
.THURSDAY NIGHT...Northwest winds 10 to 15 knots veering to the
northeast in the late evening and overnight. Partly cloudy in the
evening becoming mostly cloudy. Waves 2 feet or less.

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

The water temperature at Belle Isle is 77 degrees.

$$

MV

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