Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 161949
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
349 PM EDT Mon Jun 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.

LHZ422-170400-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
349 PM EDT Mon Jun 16 2025

.TONIGHT...East winds 5 to 10 knots becoming southeast 10 to
15 knots in the late evening and early morning, then becoming
south 5 to 10 knots early in the morning. Mostly clear. Waves
2 feet or less.
.TUESDAY...Southwest winds 10 to 15 knots. Mostly sunny in the
morning, then partly cloudy with a chance of showers and a slight
chance of thunderstorms in the afternoon. Waves 1 to 3 feet.
.TUESDAY NIGHT...West winds 10 to 15 knots becoming northwest
5 to 10 knots in the late evening and early morning, then veering
to the northeast after midnight. Partly cloudy. A chance of
showers and thunderstorms after midnight. Waves 2 feet or less.
.WEDNESDAY...East winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. Showers likely and a chance of
thunderstorms in the morning, then showers and a chance of
thunderstorms in the afternoon. Waves 2 feet or less.

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

$$

LHZ421-170400-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
349 PM EDT Mon Jun 16 2025

.TONIGHT...Southeast winds 5 to 10 knots becoming south 10 to
15 knots after midnight. Mostly clear. Waves 2 feet or less.
.TUESDAY...South winds 10 to 15 knots. Mostly sunny. A slight
chance of showers and thunderstorms in the afternoon. Waves 1 to
3 feet.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots becoming north
5 to 10 knots in the late evening and early morning, then veering
to the northeast after midnight. Partly cloudy. Waves 2 feet or
less.
.WEDNESDAY...East winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. A chance of showers in the
morning, then showers and a chance of thunderstorms in the
afternoon. Waves 2 feet or less.

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

$$

LHZ441-170400-
Port Austin to Harbor Beach MI-
349 PM EDT Mon Jun 16 2025

.TONIGHT...Southeast winds 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.TUESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Partly cloudy. A slight chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.TUESDAY NIGHT...Southwest winds 10 to 15 knots becoming
northwest 5 to 10 knots in the late evening and early morning,
then veering to the northeast after midnight. Partly cloudy.
Waves 2 feet or less.
.WEDNESDAY...East winds 5 to 10 knots. A chance of showers in the
morning, then showers and a chance of thunderstorms in the
afternoon. Waves 2 feet or less.

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

$$

LHZ442-170400-
Harbor Beach to Port Sanilac MI-
349 PM EDT Mon Jun 16 2025

.TONIGHT...Southeast winds 5 to 10 knots veering to the south
after midnight. Mostly clear. Waves 2 feet or less.
.TUESDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Partly cloudy. A slight chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots veering to the
north after midnight. Partly cloudy. A chance of showers and
thunderstorms in the evening. Waves 2 feet or less.
.WEDNESDAY...North winds 5 to 10 knots veering to the southeast
in the late morning and afternoon. A chance of showers in the
morning, then showers and a chance of thunderstorms in the
afternoon. Waves 2 feet or less.

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

$$

LHZ443-170400-
Port Sanilac to Port Huron MI-
349 PM EDT Mon Jun 16 2025

.TONIGHT...East winds 5 to 10 knots veering to the southeast in
the late evening and overnight. Mostly clear. Waves 2 feet or
less.
.TUESDAY...South winds 5 to 10 knots becoming southwest 10 to
15 knots early in the afternoon. Partly cloudy. A slight chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots veering to the
northwest after midnight. Partly cloudy with a chance of showers.
Waves 2 feet or less.
.WEDNESDAY...North winds 5 to 10 knots backing to the south in
the late morning and afternoon. Mostly cloudy. A chance of
showers in the morning, then a chance of showers and
thunderstorms in the afternoon. Waves 2 feet or less.

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

$$

LEZ444-170400-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
349 PM EDT Mon Jun 16 2025

.TONIGHT...Southeast winds 5 to 10 knots until early morning
becoming light and variable. Partly cloudy. Waves 2 feet or less.
.TUESDAY...South winds 5 to 10 knots. Partly cloudy. A slight
chance of showers in the morning, then a slight chance of showers
and thunderstorms in the afternoon. Waves 2 feet or less.
.TUESDAY NIGHT...Southwest winds 5 to 10 knots. Partly cloudy
with a chance of showers and thunderstorms. Waves 2 feet or less.
.WEDNESDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. Partly cloudy. A chance of
showers and thunderstorms in the morning, then showers likely and
a chance of thunderstorms 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 65 degrees.

$$

DRK

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a www.weather.gov/greatlakes