Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29
000
FZUS53 KDTX 230749
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
347 AM EDT Sun Jul 23 2017

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.

LHZ422-231500-
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI-
347 AM EDT Sun Jul 23 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.TODAY...East winds 10 to 15 knots veering to the southeast early
in the afternoon...then becoming light and variable late in the
afternoon. Mostly cloudy. A slight chance of showers and
thunderstorms early in the morning...then a chance of showers and
thunderstorms in the late morning and afternoon. Waves around
2 feet or less.
.TONIGHT...Northeast winds 5 to 10 knots becoming north 15 to
20 knots with gusts near 25 knots. Partly cloudy until early morning
becoming mostly cloudy. A chance of thunderstorms in the evening. A
chance of light showers. A slight chance of thunderstorms after
midnight. Waves around 2 feet or less...building to 1 to 3 feet.
.MONDAY...Northeast winds 15 to 20 knots. Gusts near 25 knots.
Mostly cloudy in the morning becoming partly cloudy. Waves 1 to 3
feet.
.MONDAY NIGHT...Northeast winds 10 to 15 knots diminishing to
5 to 10 knots in the late evening and overnight. Clear. Waves
around 2 feet or less.

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

$$

LHZ421-231500-
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner
Saginaw Bay-
347 AM EDT Sun Jul 23 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms late in the morning. Showers likely and a chance of
thunderstorms in the afternoon. Waves 1 to 3 feet.
.TONIGHT...Northeast winds 10 to 15 knots increasing to 15 to
20 knots early in the morning. Partly cloudy early in the evening
becoming mostly cloudy. Light showers likely and a chance of
thunderstorms early in the evening...then a chance of light
showers and a slight chance of thunderstorms in the late evening and
overnight. Waves 1 to 3 feet building to 3 to 5 feet after midnight.
Waves occasionally around 7 feet.
.MONDAY...Northeast winds 15 to 20 knots. Mostly cloudy with a chance
of light showers early in the morning...then partly cloudy in the
late morning and afternoon. Waves 3 to 5 feet. Waves occasionally
around 7 feet.
.MONDAY NIGHT...Northeast winds 10 to 15 knots diminishing to
5 to 10 knots in the late evening and overnight. Clear. Waves
2 to 4 feet subsiding to 1 to 3 feet in the late evening and
overnight.

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

$$

LHZ441-231500-
Port Austin to Harbor Beach MI-
347 AM EDT Sun Jul 23 2017

...SMALL CRAFT ADVISORY IN EFFECT FROM MONDAY MORNING THROUGH
MONDAY EVENING...

.TODAY...East winds 10 to 15 knots diminishing to 5 to 10 knots
late in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms late in the morning. Light showers likely and a
chance of thunderstorms in the afternoon. Waves 1 to 3 feet.
.TONIGHT...East winds 10 to 15 knots becoming northeast 15 to
20 knots early in the morning. Mostly cloudy. Light showers
likely and a chance of thunderstorms early in the evening...then
a chance of light showers and a slight chance of thunderstorms in
the late evening and overnight. Waves 1 to 3 feet building to
3 to 5 feet early in the morning. Waves occasionally around
7 feet.
.MONDAY...Northeast winds 15 to 20 knots. Mostly cloudy with a
chance of light showers early in the morning...then partly cloudy
in the late morning and afternoon. Waves 3 to 5 feet. Waves
occasionally around 7 feet.
.MONDAY NIGHT...North winds 15 to 20 knots diminishing to 5 to
10 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.

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

$$

LHZ442-231500-
Harbor Beach to Port Sanilac MI-
347 AM EDT Sun Jul 23 2017

.TODAY...East winds 5 to 10 knots increasing to 10 to 15 knots
late in the morning...then becoming southeast 5 to 10 knots in
the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the late morning and afternoon. Waves around
2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots increasing to 10 to
15 knots in the late evening and overnight. Partly cloudy with a
chance of showers and thunderstorms early in the evening...then
mostly cloudy with a chance of light showers and a slight chance
of thunderstorms in the late evening and overnight. Waves around
2 feet or less.
.MONDAY...North winds 15 to 20 knots. Mostly cloudy with a chance
of light showers early in the morning...then mostly cloudy in the
late morning and afternoon. Waves 2 to 4 feet.
.MONDAY NIGHT...North winds 15 to 20 knots diminishing to 5 to
10 knots. Mostly clear. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight.

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

$$

LHZ443-231500-
Port Sanilac to Port Huron MI-
347 AM EDT Sun Jul 23 2017

.TODAY...Southeast winds 5 to 10 knots becoming east 10 to
15 knots late in the morning...then becoming southeast 5 to
10 knots in the afternoon. Mostly cloudy. A chance of showers and
thunderstorms in the late morning and afternoon. Waves around
2 feet or less.
.TONIGHT...Southeast winds 5 to 10 knots increasing to 10 to
15 knots after midnight...then becoming southwest 5 to 10 knots
early in the morning. Partly cloudy. A chance of thunderstorms in
the evening. A chance of light showers. A slight chance of
thunderstorms after midnight. Waves around 2 feet or less.
.MONDAY...Northwest winds 10 to 15 knots becoming north 15 to
20 knots in the late morning and afternoon. Mostly cloudy until
late afternoon becoming partly cloudy. Waves 1 to 3 feet building
to 2 to 4 feet in the afternoon.
.MONDAY NIGHT...North winds 15 to 20 knots diminishing to 5 to
10 knots. Partly cloudy in the evening then clearing. Waves 2 to
4 feet subsiding to 1 to 3 feet after midnight.

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

$$

LEZ444-231500-
Michigan Waters of Lake Erie from Detroit River to North Cape MI-
347 AM EDT Sun Jul 23 2017

.TODAY...Light and variable winds. Mostly cloudy early in the
morning...then a slight chance of showers and thunderstorms late
in the morning. Partly cloudy with a chance of showers and
thunderstorms in the afternoon. Waves around 2 feet or less.
.TONIGHT...Southwest winds 5 to 10 knots veering to the west in
the late evening and overnight. Mostly clear. A chance of showers
and thunderstorms early in the evening...then a slight chance of
showers and thunderstorms in the late evening and early morning.
Waves around 2 feet or less.
.MONDAY...Northwest winds 10 to 15 knots becoming north 5 to
10 knots late in the afternoon. Partly cloudy. Waves around
2 feet or less.
.MONDAY NIGHT...Northeast winds 10 to 15 knots diminishing to
5 to 10 knots after midnight. Partly cloudy in the evening then
clearing. Waves around 2 feet or less.

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

The water temperature at Belle Isle is 77.4 degrees.

$$

DG

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



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.