National Weather Service Weather Forecast Office

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

000
FZUS53 KDTX 200143
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
943 PM 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.

LHZ422-200945-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
943 PM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.REST OF TONIGHT...West winds 15 to 20 knots increasing to 20 to
25 knots after midnight. Partly cloudy. Waves 2 to 4 feet.
.SATURDAY...West winds 20 to 25 knots diminishing to 15 to
20 knots early in the afternoon. Partly cloudy. Waves 2 to
4 feet.
.SATURDAY NIGHT...West winds 15 to 20 knots. Mostly clear. Waves
2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight.
.SUNDAY...West winds 15 to 20 knots increasing to 20 to 25 knots
with gusts to 30 knots in the late morning and afternoon. Mostly
sunny. Waves 2 to 4 feet.

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

$$

LHZ421-200945-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
943 PM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.REST OF TONIGHT...West winds 15 to 20 knots increasing to 20 to
25 knots early in the morning. Partly cloudy. Waves 2 to 4 feet.
.SATURDAY...West winds 20 to 25 knots diminishing to 15 to
20 knots in the late morning and afternoon. Partly cloudy. Waves
2 to 4 feet.
.SATURDAY NIGHT...West winds 15 to 20 knots. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...West winds 15 to 20 knots increasing to 20 to 25 knots
early in the afternoon. Mostly sunny. Waves 2 to 4 feet.

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

$$

LHZ441-200945-
Port Austin to Harbor Beach MI-
943 PM EDT Fri Apr 19 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY AFTERNOON...

.REST OF TONIGHT...West winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. Partly cloudy. Waves 2 to 4 feet.
.SATURDAY...West winds 20 to 25 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. Mostly clear. Waves
1 to 3 feet.
.SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. Mostly sunny. Waves 2 to
4 feet.

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

$$

LHZ442-200945-
Harbor Beach to Port Sanilac MI-
943 PM EDT Fri Apr 19 2024

.REST OF TONIGHT...West winds 10 to 15 knots. Partly cloudy.
Waves 2 feet or less.
.SATURDAY...West winds 15 to 20 knots diminishing to 10 to
15 knots early in the afternoon. 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. Mostly clear. Waves 2 feet or
less.
.SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots
in the late morning and afternoon. Mostly sunny. Waves 1 to
3 feet.

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

$$

LHZ443-200945-
Port Sanilac to Port Huron MI-
943 PM EDT Fri Apr 19 2024

.REST OF TONIGHT...West winds 10 to 15 knots. Mostly clear. Waves
2 feet or less.
.SATURDAY...West winds 15 to 20 knots. Partly cloudy. Waves 1 to
3 feet.
.SATURDAY NIGHT...West winds 10 to 15 knots. Mostly clear. Waves
2 feet or less.
.SUNDAY...West winds 10 to 15 knots increasing to 15 to 20 knots
early in the afternoon. Sunny. Waves 1 to 3 feet.

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

$$

LEZ444-200945-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
943 PM EDT Fri Apr 19 2024

.REST OF TONIGHT...West winds 10 to 15 knots. Partly cloudy.
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.
.SUNDAY...West 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 Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 53 degrees.

$$

KDK

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