Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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859
FZUS53 KDTX 031937
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
337 PM EDT Thu Jul 3 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.

LHZ422-040345-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
337 PM EDT Thu Jul 3 2025

.TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots
after midnight, then becoming light and variable early in the
morning. Clear. Waves 2 feet or less.
.FRIDAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots becoming south
10 to 15 knots in the late evening and overnight. Mostly clear.
Waves 1 to 3 feet.
.SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet.

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

$$

LHZ421-040345-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
337 PM EDT Thu Jul 3 2025

.TONIGHT...East winds 10 to 15 knots becoming southeast 5 to
10 knots after midnight, then becoming light and variable early
in the morning. Clear. Waves 2 feet or less.
.FRIDAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots veering to the
south after midnight. Mostly clear. Waves 1 to 3 feet.
.SATURDAY...Southwest winds 10 to 15 knots increasing to 15 to
20 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet.

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

$$

LHZ441-040345-
Port Austin to Harbor Beach MI-
337 PM EDT Thu Jul 3 2025

.TONIGHT...Northeast winds 5 to 10 knots in the evening becoming
light and variable. Clear. Waves 2 feet or less.
.FRIDAY...Light and variable winds becoming southeast 5 to
10 knots in the late morning and afternoon. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...South winds 10 to 15 knots. Partly cloudy. Waves
2 feet or less.
.SATURDAY...Southwest winds 10 to 15 knots. Mostly sunny. Waves
2 feet or less.

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

$$

LHZ442-040345-
Harbor Beach to Port Sanilac MI-
337 PM EDT Thu Jul 3 2025

.TONIGHT...Northeast winds 5 to 10 knots in the evening becoming
light and variable. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots becoming south
10 to 15 knots in the late evening and overnight. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots becoming southwest 5 to
10 knots in the late morning and afternoon. Mostly sunny in the
morning becoming partly cloudy. Waves 2 feet or less.

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

$$

LHZ443-040345-
Port Sanilac to Port Huron MI-
337 PM EDT Thu Jul 3 2025

.TONIGHT...Northeast winds 5 to 10 knots until early morning
becoming light and variable. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots becoming south
10 to 15 knots in the late evening and overnight. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...Southwest winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. Mostly sunny. Waves 2 feet or
less.

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

$$

LEZ444-040345-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
337 PM EDT Thu Jul 3 2025

.TONIGHT...Northeast winds 5 to 10 knots. Mostly clear. A slight
chance of showers and thunderstorms in the evening. Waves 2 feet
or less.
.FRIDAY...East winds 5 to 10 knots. Sunny. A slight chance of
showers in the afternoon. Waves 2 feet or less.
.FRIDAY NIGHT...Southeast winds 5 to 10 knots veering to the
south after midnight. Mostly clear. Waves 2 feet or less.
.SATURDAY...Southwest winds 5 to 10 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 75 degrees.

$$

KDK

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