National Weather Service Weather Forecast Office

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZUS53 KDTX 251945
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
Issued by National Weather Service Marquette MI
345 PM EDT Thu Apr 25 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.

LHZ422-260345-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
345 PM EDT Thu Apr 25 2024

.TONIGHT...East winds 15 to 20 knots veering to the southeast
after midnight, then diminishing to 10 to 15 knots early in the
morning. Clear. Waves 1 to 3 feet.
.FRIDAY...Southeast winds 10 to 15 knots becoming east 15 to
20 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet.
.FRIDAY NIGHT...Southeast winds 20 to 25 knots increasing to 30 knots
after midnight. A chance of showers in the evening, then showers
after midnight. Waves 3 to 5 feet. Waves occasionally around 7 feet.
A Small Craft Advisory may be needed.
.SATURDAY...South winds to 30 knots diminishing to 20 to 25 knots
early in the afternoon. Light showers in the morning, then a
chance of showers and thunderstorms in the afternoon. Waves 3 to
5 feet. Waves occasionally around 7 feet.

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

$$

LHZ421-260345-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
345 PM EDT Thu Apr 25 2024

.TONIGHT...East winds 15 to 20 knots becoming southeast 10 to
15 knots after midnight. Clear. Waves 1 to 3 feet.
.FRIDAY...Southeast winds 10 to 15 knots becoming east 15 to
20 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet
building to 2 to 4 feet early in the afternoon.
.FRIDAY NIGHT...East winds 15 to 20 knots becoming southeast 20 to 25
knots in the late evening and overnight. Partly cloudy in the
evening, then showers after midnight. Waves 3 to 5 feet. Waves
occasionally around 7 feet. A Small Craft Advisory may be needed.
.SATURDAY...South winds to 30 knots diminishing to 20 to 25 knots
early in the afternoon. Light showers in the morning, then partly
cloudy with showers and a chance of thunderstorms in the
afternoon. Waves 4 to 6 feet. Waves occasionally around 8 feet.

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

$$

LHZ441-260345-
Port Austin to Harbor Beach MI-
345 PM EDT Thu Apr 25 2024

.TONIGHT...East winds 5 to 10 knots veering to the southeast
early in the morning. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the late morning and afternoon. Sunny. Waves 1 to
3 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots increasing to 20 to 25
knots with gusts to 30 knots. Partly cloudy in the evening, then
showers after midnight. Waves 1 to 3 feet building to 4 to 6 feet in
the late evening and overnight. Waves occasionally around 8 feet. A
Small Craft Advisory may be needed.
.SATURDAY...South winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. Gusts to 30 knots. Light showers
in the morning, then showers and a chance of thunderstorms in the
afternoon. Waves 5 to 7 feet. Waves occasionally around 10 feet.

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

$$

LHZ442-260345-
Harbor Beach to Port Sanilac MI-
345 PM EDT Thu Apr 25 2024

.TONIGHT...Northeast winds 5 to 10 knots veering to the southeast
early in the morning. Clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 10 to 15 knots. Sunny. Waves 1 to
3 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. Partly cloudy in the
evening, then showers after midnight. Waves 3 to 5 feet building to 5
to 7 feet after midnight. Waves occasionally around 10 feet. A Small
Craft Advisory may be needed.
.SATURDAY...South winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. Gusts to 30 knots. Light showers
in the morning, then showers and a chance of thunderstorms in the
afternoon. Waves 5 to 7 feet. Waves occasionally around 10 feet.

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

$$

LHZ443-260345-
Port Sanilac to Port Huron MI-
345 PM EDT Thu Apr 25 2024

.TONIGHT...Northeast winds 10 to 15 knots becoming east 5 to
10 knots in the late evening and early morning, then veering to
the southeast early in the morning. Clear. Waves 2 feet or less.
.FRIDAY...East winds 10 to 15 knots. Sunny. Waves 1 to 3 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots increasing to 15 to 20
knots in the late evening and overnight. Partly cloudy in the
evening, then showers after midnight. Waves 3 to 5 feet building to 4
to 6 feet after midnight. Waves occasionally around 8 feet. A Small
Craft Advisory may be needed.
.SATURDAY...South winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. Light showers in the morning,
then a chance of showers and thunderstorms in the afternoon.
Waves 4 to 6 feet. Waves occasionally around 7 feet.

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

$$

LEZ444-260345-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
345 PM EDT Thu Apr 25 2024

.TONIGHT...East winds 5 to 10 knots. Clear. Waves 2 feet or less.
.FRIDAY...East winds 10 to 15 knots. Sunny in the morning
becoming partly cloudy. Waves 1 to 3 feet.
.FRIDAY NIGHT...Southeast winds 10 to 15 knots. Mostly cloudy. A
chance of showers in the evening, then showers likely and a
chance of thunderstorms after midnight. Waves 2 to 4 feet.
.SATURDAY...South winds 15 to 20 knots. Mostly cloudy with
showers likely in the morning, then partly cloudy in the
afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet early in
the afternoon.

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

The water temperature at Belle Isle is 49 degrees.

$$

WFO MQT

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