Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

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FZUS53 KDTX 300732
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
332 AM EDT Mon Sep 30 2024

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.

LHZ422-301545-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly sunny. Waves 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots veering to the south
after midnight. Partly cloudy. Waves 2 feet or less.
.TUESDAY...Southwest winds 10 to 15 knots becoming northwest
15 to 20 knots early in the afternoon. Partly cloudy with a
chance of showers in the morning, then mostly cloudy with showers
likely in the afternoon. Waves 1 to 3 feet.
.TUESDAY NIGHT...North winds 15 to 20 knots diminishing to 10 to
15 knots after midnight. Mostly clear. Waves 1 to 3 feet.

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

$$

LHZ421-301545-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots. Mostly sunny. Waves 1 to
3 feet.
.TONIGHT...Southeast winds 5 to 10 knots veering to the south
after midnight. Partly cloudy. Waves 2 feet or less.
.TUESDAY...Southwest winds 10 to 15 knots becoming northwest 20 to 25
knots early in the afternoon. Partly cloudy with showers likely in
the morning, then showers in the afternoon. Waves 2 feet or less
building to 3 to 5 feet early in the afternoon. Waves occasionally
around 7 feet. A Small Craft Advisory may be needed.
.TUESDAY NIGHT...Northwest winds 20 to 25 knots diminishing to
15 to 20 knots in the late evening and overnight. Mostly clear.
Waves 3 to 5 feet. Waves occasionally around 6 feet.

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

$$

LHZ441-301545-
Port Austin to Harbor Beach MI-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the late morning and afternoon. Mostly sunny. Waves 1 to
3 feet.
.TONIGHT...Southeast winds 5 to 10 knots veering to the south
after midnight. Mostly clear. Waves 2 feet or less.
.TUESDAY...South winds 10 to 15 knots becoming west 20 to 25 knots
with gusts to 30 knots early in the afternoon. Partly cloudy with a
chance of showers in the morning, then showers in the afternoon.
Waves 2 feet or less building to 3 to 5 feet early in the afternoon.
Waves occasionally around 7 feet. A Small Craft Advisory may be
needed.
.TUESDAY NIGHT...Northwest winds 20 to 25 knots with gusts to
30 knots becoming north 15 to 20 knots in the late evening and
overnight. Partly cloudy. Waves 5 to 7 feet. Waves occasionally
around 10 feet.

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

$$

LHZ442-301545-
Harbor Beach to Port Sanilac MI-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the afternoon. Partly cloudy. Waves 2 feet or less.
.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 early afternoon, then becoming west 15 to
20 knots early in the afternoon. Showers and a chance of
thunderstorms in the afternoon. Waves 2 feet or less.
.TUESDAY NIGHT...Northwest winds 20 to 25 knots becoming north 15 to
20 knots in the late evening and overnight. Partly cloudy. Waves 4 to
6 feet. Waves occasionally around 8 feet. A Small Craft Advisory may
be needed.

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

$$

LHZ443-301545-
Port Sanilac to Port Huron MI-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the afternoon. Partly cloudy. Waves 2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots veering to the south
after midnight. Partly cloudy. Waves 2 feet or less.
.TUESDAY...South winds 5 to 10 knots becoming southwest 15 to
20 knots early in the afternoon. Showers in the afternoon. Waves
2 feet or less.
.TUESDAY NIGHT...Northwest winds 20 to 25 knots diminishing to 15 to
20 knots after midnight. Partly cloudy. Waves 4 to 6 feet. Waves
occasionally around 8 feet. A Small Craft Advisory may be needed.

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

$$

LEZ444-301545-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
332 AM EDT Mon Sep 30 2024

.TODAY...East winds 10 to 15 knots. Cloudy in the morning
becoming partly cloudy. Waves 1 to 3 feet.
.TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots
in the late evening and early morning, then becoming light and
variable after midnight. Partly cloudy. Waves 2 feet or less.
.TUESDAY...Light and variable winds becoming southwest 5 to
10 knots in the late morning and afternoon. Partly cloudy. Light
showers likely in the afternoon. A chance of waterspouts in the
afternoon. Waves 2 feet or less.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots becoming north
10 to 15 knots after midnight. Partly cloudy. A chance of
waterspouts in the evening. Waves 2 feet or less.

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

The water temperature at Belle Isle is 68 degrees.

$$

DG

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