955
FZUS53 KDTX 250127
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
927 PM EDT Thu Jul 24 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.

LHZ422-250930-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...West winds 10 to 15 knots becoming northwest
5 to 10 knots after midnight. Partly cloudy with a chance of
showers and thunderstorms this evening, then mostly cloudy with a
chance of showers and a slight chance of thunderstorms after
midnight. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the east early in
the afternoon. Partly cloudy until late afternoon becoming mostly
sunny. A slight chance of showers early in the morning. Waves
2 feet or less.
.FRIDAY NIGHT...East winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. Partly cloudy. Waves
2 feet or less.
.SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A
chance of showers and thunderstorms early in the afternoon. Waves
2 feet or less.

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

$$

LHZ421-250930-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...West winds 5 to 10 knots veering to the
northwest early in the morning. Mostly cloudy. A chance of
showers and thunderstorms this evening, then a chance of showers
after midnight. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the east early in
the afternoon. Partly cloudy. Waves 2 feet or less.
.FRIDAY NIGHT...East winds 10 to 15 knots becoming southeast 5 to
10 knots in the late evening and overnight. Partly cloudy. Waves
2 feet or less.
.SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A
chance of showers early in the afternoon. Waves 2 feet or less.

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

$$

LHZ441-250930-
Port Austin to Harbor Beach MI-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...Southwest winds 5 to 10 knots veering to the
northwest early in the morning. Mostly cloudy. A chance of
showers and thunderstorms this evening, then a chance of showers
after midnight. Patchy dense fog after midnight. Waves 2 feet or
less.
.FRIDAY...North winds 5 to 10 knots. Mostly cloudy with a slight
chance of showers early in the morning, then partly cloudy in the
late morning and afternoon. Waves 2 feet or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots early in the
evening becoming light and variable. Partly cloudy. Waves 2 feet
or less.
.SATURDAY...Southeast winds 5 to 10 knots. Mostly cloudy. A
chance of showers early in the afternoon. Waves 2 feet or less.

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

$$

LHZ442-250930-
Harbor Beach to Port Sanilac MI-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...West winds 5 to 10 knots. Mostly cloudy. A
chance of showers and thunderstorms this evening, then a chance
of showers and a slight chance of thunderstorms after midnight.
Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Mostly cloudy with a chance
of showers and a slight chance of thunderstorms early in the
morning, then partly cloudy in the late morning and afternoon.
Waves 2 feet or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots until early morning
becoming light and variable. Partly cloudy. Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Mostly cloudy. A
chance of showers early in the afternoon. Waves 2 feet or less.

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

$$

LHZ443-250930-
Port Sanilac to Port Huron MI-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...West winds 5 to 10 knots. Mostly cloudy with a
chance of showers and thunderstorms. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Mostly cloudy until late
afternoon becoming partly cloudy. A chance of showers and a
slight chance of thunderstorms early in the morning. Waves 2 feet
or less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Mostly cloudy
becoming partly cloudy in the late morning and early afternoon
becoming mostly cloudy. A chance of showers early in the
afternoon. Waves 2 feet or less.

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

$$

LEZ444-250930-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
927 PM EDT Thu Jul 24 2025

.REST OF TONIGHT...West winds 10 to 15 knots diminishing to 5 to
10 knots early in the morning. Mostly cloudy with a chance of
showers and thunderstorms. Waves 2 feet or less.
.FRIDAY...West winds 5 to 10 knots backing to the southeast early
in the afternoon. Partly cloudy becoming mostly cloudy in the
late morning and early afternoon becoming partly cloudy. A chance
of showers and thunderstorms. Waves 2 feet or less.
.FRIDAY NIGHT...East winds 5 to 10 knots. Partly cloudy. A chance
of thunderstorms early in the evening. A chance of showers, then
a chance of thunderstorms after midnight. Waves 2 feet or less.
.SATURDAY...Southeast winds 5 to 10 knots. Partly cloudy early in
the morning becoming mostly cloudy. A chance of thunderstorms
early in the morning. A chance of showers until late afternoon,
then showers likely and a chance of thunderstorms early in the
afternoon. Waves 2 feet or less.

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

The water temperature at Belle Isle is 75 degrees.

$$

MANN

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