National Weather Service Weather Forecast Office

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

000
FZUS53 KDTX 190740
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
340 AM EDT Fri Apr 19 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.

LHZ422-191600-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
340 AM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH SATURDAY AFTERNOON...

.TODAY...Northwest winds 10 to 15 knots becoming west 20 to
25 knots with gusts to 30 knots. Partly cloudy with a chance of
light rain in the morning, then sunny in the afternoon. Waves
1 to 3 feet building to 2 to 4 feet in the afternoon.
.TONIGHT...West winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots in the late evening and overnight.
Mostly clear. Waves 2 to 4 feet.
.SATURDAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. Mostly sunny in the
morning becoming partly cloudy. Waves 2 to 4 feet.
.SATURDAY NIGHT...West winds 15 to 20 knots. Partly cloudy in the
evening then clearing. Waves 2 to 4 feet.

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

$$

LHZ421-191600-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
340 AM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH SATURDAY AFTERNOON...

.TODAY...West winds 10 to 15 knots increasing to 20 to 25 knots
with gusts to 30 knots. Mostly cloudy with a chance of light rain
in the morning, then sunny in the afternoon. Waves 2 feet or less
building to 2 to 4 feet in the afternoon.
.TONIGHT...West winds 20 to 25 knots with gusts to 30 knots
diminishing to 15 to 20 knots in the late evening and overnight.
Mostly clear. Waves 2 to 4 feet.
.SATURDAY...West winds 15 to 25 knots. Partly cloudy. Waves 2 to
4 feet.
.SATURDAY NIGHT...West winds 15 to 20 knots. Partly cloudy in the
evening then clearing. Waves 2 to 4 feet subsiding to 1 to 3 feet
in the late evening and early morning, then building to 2 to
4 feet after midnight.

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

$$

LHZ441-191600-
Port Austin to Harbor Beach MI-
340 AM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EDT THIS AFTERNOON
THROUGH SATURDAY AFTERNOON...

.TODAY...Northwest winds 5 to 10 knots becoming west 15 to
20 knots. Light rain in the morning, then sunny in the afternoon.
Waves 1 to 3 feet building to 3 to 5 feet late in the afternoon.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and early morning, then increasing
to 15 to 20 knots after midnight. Mostly clear. Waves 2 to
4 feet.
.SATURDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. Partly cloudy. Waves 2 to
4 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots. Partly cloudy in the
evening then clearing. Waves 1 to 3 feet.

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

$$

LHZ442-191600-
Harbor Beach to Port Sanilac MI-
340 AM EDT Fri Apr 19 2024

.TODAY...Northwest winds 10 to 15 knots becoming west 15 to
20 knots in the afternoon. Light rain in the morning, then sunny
in the afternoon. Waves 2 feet or less.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly clear. Waves
1 to 3 feet.
.SATURDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. Mostly sunny in the morning
becoming partly cloudy. Waves 1 to 3 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots diminishing to 5 to
10 knots in the late evening and early morning, then increasing
to 10 to 15 knots after midnight. Partly cloudy in the evening
then clearing. Waves 2 feet or less.

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

$$

LHZ443-191600-
Port Sanilac to Port Huron MI-
340 AM EDT Fri Apr 19 2024

.TODAY...Northwest winds 10 to 15 knots becoming west 15 to
20 knots in the afternoon. Mostly cloudy with light rain likely
in the morning, then sunny in the afternoon. Waves 2 feet or
less.
.TONIGHT...West winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly clear. Waves
1 to 3 feet.
.SATURDAY...West winds 15 to 20 knots. Mostly sunny in the
morning becoming partly cloudy. Waves 1 to 3 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots. Mostly clear. Waves
2 feet or less.

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

$$

LEZ444-191600-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
340 AM EDT Fri Apr 19 2024

.TODAY...Northwest winds 10 to 15 knots increasing to 15 to
20 knots late in the morning, then becoming west 10 to 15 knots
early in the afternoon increasing to 15 to 20 knots late in the
afternoon. Mostly cloudy with light rain likely and isolated
thunderstorms in the morning, then mostly sunny in the afternoon.
Waves 1 to 3 feet.
.TONIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots
in the late evening and early morning, then increasing to 10 to
15 knots after midnight. Mostly clear. Waves 2 feet or less.
.SATURDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. Mostly sunny in the morning
becoming partly cloudy. Waves 1 to 3 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots diminishing to 5 to
10 knots after midnight. Mostly clear. Waves 2 feet or less.

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

The water temperature at Belle Isle is 53 degrees.

$$

TF

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