522
FZUS53 KDTX 090203
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
1003 PM EDT Fri Aug 8 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.

LHZ422-091015-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 10 to 15 knots. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots. Sunny. Waves 1 to 3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots increasing to 15 to
20 knots in the late evening and early morning, then diminishing
to 10 to 15 knots after midnight. Mostly clear. Waves 1 to
3 feet.
.SUNDAY...South winds 10 to 15 knots. Mostly sunny. Waves 1 to
3 feet.

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

$$

LHZ421-091015-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 10 to 15 knots. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...South winds 10 to 15 knots. Mostly sunny. Waves 1 to
3 feet.
.SATURDAY NIGHT...South winds 10 to 15 knots. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...South winds 10 to 15 knots. Mostly sunny. Waves 1 to
3 feet.

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

$$

LHZ441-091015-
Port Austin to Harbor Beach MI-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 10 to 15 knots. Partly cloudy. Waves
2 feet or less.
.SATURDAY...South winds 10 to 15 knots. Mostly sunny. Waves
2 feet or less.
.SATURDAY NIGHT...South winds 10 to 15 knots. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...South winds 10 to 15 knots. Mostly sunny. Waves 2 feet
or less.

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

$$

LHZ442-091015-
Harbor Beach to Port Sanilac MI-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 10 to 15 knots diminishing to 5 to
10 knots early in the morning. Partly cloudy. Waves 2 feet or
less.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. Mostly sunny. Waves
2 feet or less.
.SATURDAY NIGHT...South winds 10 to 15 knots. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and afternoon. Mostly sunny. Waves 2 feet or
less.

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

$$

LHZ443-091015-
Port Sanilac to Port Huron MI-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 10 to 15 knots diminishing to 5 to
10 knots early in the morning. Mostly clear. Waves 2 feet or
less.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to
15 knots early in the afternoon. Mostly sunny. Waves 2 feet or
less.
.SATURDAY NIGHT...South winds 10 to 15 knots. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
early in the afternoon. Sunny. Waves 2 feet or less.

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

$$

LEZ444-091015-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
1003 PM EDT Fri Aug 8 2025

.REST OF TONIGHT...South winds 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.SATURDAY...South winds 5 to 10 knots. Sunny. Waves 2 feet or
less.
.SATURDAY NIGHT...South winds 5 to 10 knots. Clear. Waves 2 feet
or less.
.SUNDAY...South 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 77 degrees.

$$

BT

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