Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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418
FZUS53 KDTX 021942
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
342 PM EDT Wed Jul 2 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.

LHZ422-030345-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
342 PM EDT Wed Jul 2 2025

.TONIGHT...Southwest winds 5 to 10 knots increasing to 10 to
15 knots this evening, then becoming northwest 5 to 10 knots
after midnight. Partly cloudy. A chance of showers and a slight
chance of thunderstorms in the evening. Waves 2 feet or less.
.THURSDAY...Northwest winds 5 to 10 knots veering to the
northeast in the late morning and early afternoon, then
increasing to 10 to 15 knots early in the afternoon. Sunny. Waves
2 feet or less.
.THURSDAY NIGHT...East winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LHZ421-030345-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
342 PM EDT Wed Jul 2 2025

.TONIGHT...Southwest winds 5 to 10 knots increasing to 10 to
15 knots this evening, then becoming northwest 5 to 10 knots
after midnight. Partly cloudy. A chance of showers and a slight
chance of thunderstorms in the evening. Waves 2 feet or less.
.THURSDAY...North winds 5 to 10 knots becoming northeast 10 to
15 knots early in the afternoon. Sunny. Waves 2 feet or less.
.THURSDAY NIGHT...East winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and overnight. Clear. Waves 2 feet
or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LHZ441-030345-
Port Austin to Harbor Beach MI-
342 PM EDT Wed Jul 2 2025

.TONIGHT...Southwest winds 5 to 10 knots veering to the northwest
after midnight. Partly cloudy. A chance of showers and a slight
chance of thunderstorms in the evening. Waves 2 feet or less.
.THURSDAY...North winds 5 to 10 knots. Sunny. Waves 2 feet or
less.
.THURSDAY NIGHT...East winds 5 to 10 knots veering to the
southeast after midnight. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LHZ442-030345-
Harbor Beach to Port Sanilac MI-
342 PM EDT Wed Jul 2 2025

.TONIGHT...Southwest winds 5 to 10 knots veering to the northwest
early in the morning. Partly cloudy. A chance of showers and
thunderstorms in the evening. Waves 2 feet or less.
.THURSDAY...North winds 5 to 10 knots. Sunny. Waves 2 feet or
less.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Mostly clear.
Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LHZ443-030345-
Port Sanilac to Port Huron MI-
342 PM EDT Wed Jul 2 2025

.TONIGHT...Southwest winds 5 to 10 knots. Partly cloudy. A chance
of showers and thunderstorms in the evening. Waves 2 feet or
less.
.THURSDAY...North winds 5 to 10 knots veering to the northeast
early in the afternoon. Mostly sunny. Waves 2 feet or less.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots. Clear. Waves
2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LEZ444-030345-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
342 PM EDT Wed Jul 2 2025

.TONIGHT...West winds 5 to 10 knots. Mostly clear. A slight
chance of showers and thunderstorms in the evening. Waves 2 feet
or less.
.THURSDAY...Northwest winds 5 to 10 knots. Sunny. A slight chance
of showers and thunderstorms in the afternoon. Waves 2 feet or
less.
.THURSDAY NIGHT...Northeast winds 5 to 10 knots becoming east
10 to 15 knots after midnight. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Sunny. Waves 2 feet or
less.

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

The water temperature at Belle Isle is 76 degrees.

$$

KDK

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